Shared Flashcard Set

Details

Boards - Surgery
OBGYN Qualifying Exam
357
Other
Post-Graduate
07/02/2020

Additional Other Flashcards

 


 

Cards

Term
define clean class 1 - clean
Definition
uninfected operative wound, no inflammation, no entry to alimentary/urinary/genital tract
Term
closure of clean class 1 - clean
Definition
primary closure
Term
define clean class 2 - clean
Definition
alimentary/genital/urinary tract entered under controlled conditions, no universal contamination
Term
clean class 3 - clean define
Definition
major break in sterile technique, gross spillage from GI tract, lesions with inflammation but no purulent discharge
Term
define clean class 4 - dirty
Definition
operative site with existing clinical infection, perforated visera
Term
antibiotics reduce SSI in hysterectomy %
Definition
65%
Term
% time antibiotics are not used right
Definition
87%
Term
% time antibitoics are used but not the right ones
Definition
2%
Term
% time antibiotics not used but supposed to be
Definition
10%
Term
% time antibiotics were used but not supposed to be
Definition
40%
Term
GYN surgeries that need antibiotics - 6
Definition
hysterectomy, BTA, HSG/SIS if hydrosalpinx/PID, urogyn surgery, SAB D+C, c-section
Term
GYN surgeries that don't need antibiotics - 12
Definition
LSC BTL/BSO/cyst, LAP BSO/cyst/fibroid, HSC, ablation, D+C, IUD, EMBx, udodynamics
Term
when are pre-op anntibiotics given
Definition
30-60 min before incision
Term
when are pre-op antibiotics redosed - 4
Definition
>4h ancef, >6h Glinda, >4h aztreonam, or EBL >1500cc
Term
ancef dosing per Kg
Definition
<80kg 1mg, 80-120kg 2mg, >120kg 3mg
Term
alternative antibiotics for hysterectomy
Definition
clinda 900mg q6h OR metronidazole 500mg x1 PLUS gent 5mg/kg x1 OR aztreonam 2mg q4h
Term
antibiotic for suction D+C
Definition
200mg doxy x1 pre-op
Term
antibiotic for BTA
Definition
doxy or flagyl
Term
antibiotic for urogyn
Definition
1-3g ancef depending on weight
Term
antibiotic for hysterectomy
Definition
1-3g ancef depending on weight
Term
alternative antibiotics for urogyn - 5 regimens
Definition
amp/sulbactam, clinda/flagyl, aminoglycoside, aztreonam, quinolone
Term
antibiotic for c-section
Definition
1-3g ancef depending on weight + 500mg azithro over 1h if labored
Term
% effective C-section antibiotics are preventing SSI and endometritis
Definition
60-70%
Term
alternative antibiotics c-section
Definition
gent/clinda
Term
benefit of treating MRSA before procedure
Definition
nasal muprocin can decrease colonization but not infection, can help
Term
changes in antibiotics if MRSA carrier
Definition
add a single dose of vanc to any regimen for all surgeries with skin incision
Term
antibiotics for 3-4 MLL
Definition
single dose ancef reasonable but not required
Term
% who say they have and really have PCN allergy, % that will have anaphylaxis
Definition
10-15% say they have, 0.7-4% really have, anaphylaxis <0.015%
Term
percent incidence cephalosporin allrgery and % anaphylaxis
Definition
1-10%, <0.2% anaphylaxis
Term
% with PCN allergy that also have cephalosporin allergy
Definition
1-2%
Term
antibiotics for cerclage
Definition
insufficient evidence
Term
antibiotics for manual placental extraction
Definition
insufficient evidence
Term
antibiotics for postpartum D+C
Definition
insufficient evidence
Term
antibiotics for barki balloon
Definition
insufficient evidence
Term
when do you give endocarditis prophylaxis
Definition
generally you don't in GYN surgery, but if has an active infection (chorio, pyelo) and going to surgery make sure your antibiotics cover for enterococcus (amoxicillin, ampicillin), but we generally do this anyways
Term
options for vaginal prep - 2
Definition
4% chlorhexidine gluconate or providone-iodine
Term
best option for skin prep - 2
Definition
4% chlorhexidine gluconate, shower with antiseptic soap night before surgery
Term
how to do hair removal before surgery
Definition
clipping not shaving
Term
which type of cutting/dissection causes less infection
Definition
scalpel rather than electrosurgery on skin - contriversial
Term
when should you close the subcutaneous tissue
Definition
>2cm
Term
why should you consider screening for BV prior to surgery - 3
Definition
increases cuff cellulitis, pelvic abscess, endometritis
Term
#1 COD post op
Definition
major cardiac events 2-17% MI
Term
categories of cardiac risk assessment - 7
Definition
high risk surgery, history of ischemia, CHF, structural heart disease, vascular disease, insulin use, Cr >2
Term
cardiac risk assessment - 3 high risk surgeriers
Definition
intraperitoneal, intrathoracic, suprainguinal vascular
Term
a high risk surgery means a baseline cardiac event % of
Definition
>/= to 1%
Term
a low risk surgery means a baseline cardiac event % risk of
Definition
<1%
Term
cardiac risk assessment - examples of history of ischemia - 5
Definition
MI, positive stress test, cardiac chest pain, nitrite use, EKG with Q waves
Term
cardiac risk assessment - examples of CHF - 5
Definition
pulmonary edema, BL rales, S3 gallop, paroxysmal nocturnal dyspnea, CXR with vascular distribution
Term
cardiac risk assessment - examples of vascular disease - 2
Definition
CVA, TIA
Term
define a MET of 1
Definition
resting 40yo 70kg male O2 use
Term
define MET of 4
Definition
up stairs with groceries
Term
met indicating poor functional capacity
Definition
<4
Term
met indicating to get a stress test
Definition
<4 with 2 or more cardiac risk factor points
Term
when is a pre-op EKG indicated - 3
Definition
intermediate to high risk surgery and 1 or more cardiac risk points, high risk procedure, current symptoms
Term
when is a pre-op ECHO indicated - 2
Definition
current dyspnea of unknown cause, no ECHO in 1y in someone with a change in clinical status
Term
when is a pre-op exercise stress test indicated - 9
Definition
2 or more cardiac risk points with a intermediate/high risk surgery, unknown functional capacity, cardic risk score 2 or more and MET <4, severe aortic/mitral stenosis, AV block, symptomatic ventricular tachycardia, uncontrolled supraventricular arrhythmia, symptomatic bradyarrhythmia, new ventricular tachycardia
Term
when is a pre-op dobutamine stress test indicated - 1
Definition
needed a stress test for appropriate reasons but physically cant do it
Term
indications for pre-op beta blockers - 3
Definition
continue if on then, 3 or more cardiac risk points, if needs HTN med and is having surgery choose BB
Term
contraindication to pre-op BB - 5
Definition
current wheezing, heart block, heart failure, HR <50, unable to start minimum 1d pre-op
Term
what BP would delay surgery - 2
Definition
>170/110 or new onset uncontrolled HRN
Term
diuretics - pre-op plan and SE (1)
Definition
continue, be aware possible hypoklameia with muscle relaxers
Term
ACEI/ARB - pre-op plan and SE (1)
Definition
discontinue, if cant make sure to induce slowly can cause hypotension
Term
CCB - pre-op plan and SE (1)
Definition
continue, abrupt DC can cause vasospasm
Term
BB - pre-op plan and SE (3)
Definition
continue, abrupt DC can cause HTN, MI, ischemia
Term
what pre-op pulmonary testing is available - 3
Definition
CXR, PFT, ABG
Term
who is pre-op pulmonary testing indicated for - 2
Definition
symptoms, worsening symptoms
Term
how to optimize pre-op pulmonary status - 3
Definition
quit smoking >6-8wk pre-op, optimize COPD, now wheezing/URI pre-op
Term
how to optimize pulmonary status intra-op - 4
Definition
SABA 30min prior to intubation, stress dose steroids as indicated, prefer local over general anesthesia, shorten surgery
Term
how to optimize pulmonary status post-op - 5
Definition
ambulation,. IS, pain control, selective NG placement, CPAP for OSA
Term
patient risk factors affecting pulmonary status - 11
Definition
COPD, >65yo, ASA >2, smoking, URI/wheezing, poor MET, albumin <3.6, CHF, OSA, morbid obesity, asthma
Term
procedural risk factors affecting pulmonary status - 10
Definition
upper abdominal, head, neck, esophageal, thoracic, aortic surgeries. >3h surgery, pancuronium, emergent surgery, routine NG post op
Term
surgical hormonal effect on blood glucose
Definition
glucocorticoids, GH, catacholmines and glucoagon increase. this causes decreased insulin and hyperglycemia. but the patient doesn't eat so they end up with hypoglycemia
Term
intra-op max glucose goal
Definition
>200
Term
intra-op average glucose goal
Definition
80-180, average 150
Term
pre/intra-op what to do if on insulin
Definition
50% of NPH or 60-80% of long acting in the AM, drip in OR PRN for long surgery
Term
pre/intra-op what to do if on insulin pump
Definition
continue basal dose, could turn off in OR and do drip if you want
Term
pre/intra-op what to do if on PO diabetes meds
Definition
hold in AM, SS insulin PRN
Term
metformin - pre-op recommendation, SE
Definition
stop 24h pre-op, metabolic acidosis
Term
pre/intra-op what to do if diet controlled DM
Definition
SS PRN, check BG pre and post op only
Term
how to monitor BG post op in DM
Definition
q4-6h when NPO, then per usual
Term
when are stress dose steroids NOT indicated - 2
Definition
<3wk steroids, alternate day dosing
Term
when are stress dose steroids indicated - 2
Definition
>20mg/d prednisolone >3wk cushinoid
Term
stress dose steroids management minor surgeries
Definition
just take AM dose
Term
stress dose steroids management intermediate surgeries
Definition
take AM dose, 50mg IV hydrocortisone pre-op, 25mg q8h x24h
Term
stress dose steroids management major surgeries
Definition
take AM dose, 200mg IV hydrocortisone pre-op, 50mg q8h x24h
Term
how do you choose high or low dose stress dose steroids
Definition
high dose - major surgery
low dose - minor surgery
if not sure give steroids per surgical recommendation, if time to consynthropin/ACTH stimulation test to see if intermediate dose is ok
Term
% using herbal medications that do not tell their doctor
Definition
70
Term
% using herbal medications that would not stop even if the government did a study saying their unsafe
Definition
75
Term
complications St. Johns wort - 3
Definition
SSRI can cause serotonin syndrome, P450 inducer accelerates clearance of many meds, transplant rejection (cyclosporine clearance)
Term
when to stop St. John's wort pre-op
Definition
5d pre-op
Term
meds St. Johns wort increases clearance of - 10
Definition
cyclosporine, tacrolimus, statins, CONTRACEPTIVES, alfentanil, midazolam, HCTZ, LIDOCAINE, CCBs, serotonin antagonists
Term
SE echinacea surgery
Definition
immune suppression
Term
SE epedra surgery
Definition
CVA
Term
SE ginsing surgery - 2
Definition
surgical bleeding, perioperative hypoglycemia
Term
SE ginko surgery
Definition
surgical bleeding
Term
at what age must an EMBx be done before an endometrial ablation
Definition
35yo+ (unless zero risk factors for hyperplasia, just do it)
Term
contraindications to endometrial ablation - 8
Definition
pregnancy, desiring future fertility, PMP, endometrial cancer/hyperplasia, history of classical/transmural myomectomy, congenital uterine anomaly, IUD in place
Term
complications of endometrial ablation (general combined, not pregnancy) - 12
Definition
hematometria, perforation, fluid overload, difficulty detecting endometrial cancer, post-ablation tubal syndrome, vaginal discharge, nausea, vomiting, cramping, thermal injury, infection, vaginal bleeding
Term
incidence of post-ablation tubal syndrome
Definition
10%
Term
complications of endometrial ablation if becomes pregnant - 6
Definition
SAB, IUGR, PTD, PPROM, abnormal placentation, IUFD
Term
complications specific to novasure - 4
Definition
uterine necrosis, difficulty with defecation/urination, air/gas embolism
Term
complications specific to HTA - 3
Definition
laceration, retrograde flow, hemorrhage
Term
hysteroscopic ablation techniques - 3
Definition
roller ball, YAG laser, hydrothermal ablator
Term
non-hysteroscopic ablation techniques - 3
Definition
herOption/cryoablation, NovaSure (radiofrequency), microsulis/microwave
Term
MOA novasure
Definition
radiofrequency bipolar, impedence controlled CO2 injection of 50 mmHg for 4s to r/o perforation, suction to vaporize and dessicate, activates 1-2min until 50 oms resistance
Term
uterine cavity dimensions limits novasure
Definition
must be: sound <10cm, length >4cm, width >2.5cm
Term
fibroid limit novasure
Definition
3cm
Term
contraindications novasure - 2
Definition
distorting submucosal fibroids, pacemakers
Term
effectiveness of endometrial ablation
Definition
30% amenorrhea, 60% improve, 10% same, overall 95% satisfaction
Term
MOA HTA
Definition
NS heated to 90C delivered via 7.8mm hysteroscopic sheath under direct visualization for 10 min
Term
best cavity prep for HTA
Definition
Lupron most studied
Term
cavity limitations for HTA
Definition
6-10.5cm, no length/width limits
Term
fibroid limitation for HTA
Definition
4cm
Term
contraindications HTA - 2
Definition
unable to establish tight seal, nickle sensitivity
Term
effectiveness of UAE % - AUB, bluk symptoms
Definition
95-95% AUB improved, 60-96% bulk improved, AUB > bulk improvement overall
Term
long term efficacy 5y for UAE for AUB
Definition
75%
Term
% requiring another procedure after UAE for fibroids
Definition
20
Term
complication rate UAE
Definition
2%
Term
average size reduction of fibroid over time in UAE
Definition
43% in 3mo
Term
particles used in UAE
Definition
polyvinyl alcohol
Term
absolute contraindications to UAE - 4
Definition
asymptomatic fibroids, pregnancy, active infection, uterine malignancy
Term
relative contraindications to UAE - 3
Definition
desiring future fertility, large fibroids, pedunculated fibroids
Term
side effects of UAE - 8
Definition
infracting fibroid leading to death, pregnancy complications, premature ovarian failure, fibroid explusion, post-embolization syndrome, endometritis, chronic discharge, uterine/abdominal adhesions
Term
risk of premature ovaria failure UAE
Definition
15%, higher if >45yo
Term
when does cavity fibroid explusion occur, what are the symptoms 4
Definition
weeks to years after procedure, bleeding, pain, vaginal DC, dilated cervix
Term
#1 complication of UAE and rate
Definition
post-embolization syndrome 30-40%
Term
signs of post-embolization syndrome - 4
Definition
fever, nausea, malaise, elevated WBC
Term
timing post-embolization syndrome
Definition
1-2d post-op resolves within 7d
Term
rate of endometritis post UAE
Definition
1%
Term
rate of chronic discharge after UAE
Definition
4-7%
Term
rate of uterine/abdominal adhesions post UAE
Definition
59%
Term
max fluid for electrolyte containing - HSC
Definition
2500cc
Term
energy for electrolyte containing fluid in HSC
Definition
bipoalr
Term
types of electrolyte containing fluid for HSC - 2
Definition
LR, NS
Term
two categories of electrolyte free fluid for HSC
Definition
hypo-osmolar, iso-osmolar
Term
2 hypo-osmolar HSC fluids
Definition
glycine 1.5%, sorbitol 3%
Term
2 iso-osomolar HSC fluids
Definition
mannitol 1.5%, glycine 2.2%
Term
max fluid for electrolyte free fluid in HSC
Definition
750cc - if comorbidities
1000cc - if no comorbidities
Term
energy used for electrolyte free fluid in HSC
Definition
monopolar
Term
SE of electrolyte free fluid in HSC - 5
Definition
hyponatremia, hypoosmolality, seizure, cerebral edema, death
Term
type of high viscosity HSC fluid and its components
Definition
hyskon - dextran 5% + glucose
Term
complications of hyskon - 3
Definition
anaphylaxis, pulmonary edema, DIC
Term
SE of CO2 as hysteroscopic medium - 3
Definition
longer OR time, shoulder pain, vasovagal syncope
Term
barriers to office hysteroscopy - 6
Definition
cervical stenosis, poor visualization of the cervix, patient anxiety, significant comorbidities, limited staff trained, anesthesia safety
Term
overall rate of HSC complications
Definition
0.9-3%
Term
rate of uterine perforation in HSC
Definition
0.7-3%
Term
top 3 causes of HSC uterine perforation
Definition
adhesions > myomectomy > septum excision
Term
signs of uterine perforation - 3
Definition
sudden decrease in distention, increased bleeding, visualization of bowel/omentum
Term
management of uterine perforation
Definition
fundal - observe if little bleeding and small, lateral or electrocautery - laparoscopy
Term
rate of fluid overload in HSC
Definition
0.2-0.7%
Term
risks associated with HSC fluid overload - 6
Definition
myomectomy, LOA, septum incision, high intrauterine pressure, long length of surgery, defects in endometrium
Term
management of HSC fluid overload - 4
Definition
stop surgery, notify anesthesia, give Lasix, consider hypertonic saline
Term
how is hypertonic saline dosed for fluid overload
Definition
Na 1-2 mL/h but no more than 12meq in 24h
Term
complication of hypertonic saline
Definition
central pontine myelinosis
Term
prevention of air embolism in hysteroscopy - 3
Definition
minimize T bird, flush all tubing, minimize insertions through the cervix
Term
define emergent surgery
Definition
life/limb threatened within 6h
Term
define urgent surgery
Definition
life/limb threatened within 24h
Term
define time sensitive surgery
Definition
delay of >1-6wk will cause a negative outcome
Term
define elective surgery
Definition
delay of >1y would not change outcome
Term
suture with best knot security
Definition
polyglycolic/dexon
Term
suture with good knot security - 3
Definition
vicryl rapid, vicryl/polyglactin, monocryl/poliglecaprone
Term
suture with fair knot security - 3
Definition
chromic gut, polydioxanone/PDS, polyglyconate/maxon
Term
suture with least tensile strength
Definition
fast absorbing gut
Term
suture with most tensile strength - 2
Definition
polyglyconate/maxon, polydioxanone/PDS
Term
suture with good tensile strength - 2
Definition
polyglactin/vicryl, polyglycolic/dexon
Term
suture with worst tensile strength - 4
Definition
vicryl rapid, surgical gut, monocryl/poliglecaprone, chromic gut
Term
how long does fast absorbing gut last
Definition
4-6d
Term
how long does vicryl rapid last
Definition
5-7d
Term
how long does surgical gut last
Definition
5-7d
Term
how long does monocryl/poliglecaprone last
Definition
7-10d
Term
how long does chromic gut last
Definition
10-14d
Term
how long does polyglactin/vicryl last
Definition
30d
Term
how long does polyclycolic/dexon last
Definition
30d
Term
how long does polydioxanone/PDS last
Definition
45-60d
Term
how long does polygluconate/maxon last
Definition
45-60d
Term
which suture has highest reactivity - 3
Definition
fast absorbing gut, surgical gut, chromic gut
Term
which suture has minimal reactivity - 5
Definition
vicryl rapide, monocryl/poliglecaprone, polyglactin/vicryl, polyglucolic/dexon
Term
which suture has least reactivity - 2
Definition
polydioxanone/PDS, polyglyconate/maxon
Term
monocryl aka
Definition
poliglecaprone
Term
vicryl aka
Definition
polyglactin
Term
dexon aka
Definition
pilyglycolic
Term
PDS aka
Definition
polydioxanone
Term
maxon aka
Definition
polyglyconate
Term
what is the worst way to hold a needle driver
Definition
bipod grip is unstable, no control
Term
what is the best way to hold a needle driver and 3 types
Definition
tripod grip - palm grip, 1/4 holes 2/4 shaft, thumb hole, 4/5 around hole 2/3 shaft
Term
which is the needle driver grip that is most precise, what is its downfall
Definition
palm grip, must reposition to open
Term
what is the needle driver grip does does not require repositioning
Definition
1/4 holes, 2/3 shaft
Term
what is the needle driver grip with the best combined advantages
Definition
thumb in hole, 4/5 around hole, 2/3 on shaft
Term
two hemostatic agents derived from humans
Definition
topical thrombin liquid (thrombin JMI), fibrin sealent liquid (tisseal)
Term
form all thrombin agents come in
Definition
liquid
Term
form all fibrin agents come in
Definition
liquid, with exception of 1 dressing
Term
topical thrombin aka, what is it derived from
Definition
thrombin JMI, bovine, human
Term
thrombin gelatin aka, what is it derived from
Definition
floseal, bovine, procine
Term
thrombin collagen aka, what is it derived from
Definition
CoStasis, bovine
Term
side effect of all thrombin agents - 4
Definition
Ab to bovine, decreased coagulation, increased PT/INR
Term
how long does thrombin gelatin last
Definition
6-8wk
Term
how long does thrombin collagen last
Definition
4w
Term
how long does fibrin sealent last
Definition
immediate absorption
Term
tisseal aka
Definition
fibrin sealent
Term
complication of fibrin sealent
Definition
blood borne viruses
Term
what is also in a dry fibrin dressing
Definition
thrombin
Term
3 hemostatic agents with longest time sticking around
Definition
floseal/thrombin gelatin 6-8wk, microfiber collagen/avetine >8wk, bone wax forever
Term
3 hemostatic agents with shortest time sticking around
Definition
tisseal immediate, micrporous polysaccharide spheres 24-48h, ostene 48h
Term
two dressing hemostatic agents
Definition
dry fibrin dressing, chitosan
Term
3 thrombin specific hemostatic agents
Definition
topical thrombin / thrombin JMI, thrombin gelatin / floseal, thrombin collagen / CoStasis
Term
1 fibrin specific hemostatic agent
Definition
fibrin sealent / tisseal
Term
6 hemostatic agents that primarily work via absorption
Definition
absorbable gel / gelfoam or surgaform, oxidized regenerated cellulose / SNoW, microfiber collagen / avetine, microporous polysaccharide spheres / arista, chitosan / HemCon, seolite / QuikClot
Term
absorbable gel hemostatic agent - source
Definition
porcine
Term
absorbable gel hemostatic agent - forms - 2
Definition
sponge, powder
Term
absorbable gel hemostatic agent - absorption
Definition
4-6wk
Term
absorbable gel hemostatic agent - side effects - 4
Definition
infection, abscess, fibrosis, clot
Term
oxidized regenerated cellulose hemostatic agent - source
Definition
plant
Term
oxidized regenerated cellulose hemostatic agent - form
Definition
mesh
Term
oxidized regenerated cellulose hemostatic agent - absorption
Definition
1-2wk
Term
oxidized regenerated cellulose hemostatic agent - SE - 4
Definition
foreign body reaction, infection, adhesions, brown-black appearance (it isn't poo)
Term
microfiber collagen - source
Definition
bovine
Term
microfiber collagen - form - 2
Definition
powder, sheet
Term
microfiber collagen - absorption
Definition
>8wk
Term
microfiber collagen - side effects - 2
Definition
allergic reaction, granuloma
Term
microporous polysaccharide spheres - source
Definition
synthetic
Term
microporous polysaccharide spheres - form
Definition
powder
Term
microporous polysaccharide spheres - absorption
Definition
24-48h
Term
microporous polysaccharide spheres - side effects
Definition
>50g can lead to hyperglycemic in diabetics
Term
chitosan - source
Definition
chitin complex carb
Term
chitosan - form
Definition
dressing
Term
zeolite - components - 3
Definition
calcium loaded aluminum silicate
Term
zeolite - form
Definition
very low moisture granule
Term
zeolite - complication
Definition
thermal injury
Term
bone wax - source
Definition
beeswax
Term
bone wax - form
Definition
stick
Term
bone wax - absorption time
Definition
stays forever
Term
bone wax - complications
Definition
impaired bone healing
Term
ostene - source
Definition
alkaline oxidase copolymeres
Term
ostene - form
Definition
stick
Term
ostene - absorption
Definition
48h
Term
albumin-glutaraldehyde - source
Definition
bovine
Term
albumin-glutaraldehyde - form
Definition
liquid
Term
albumin-glutaraldehyde - complications
Definition
antibodies to bovine
Term
incidence of each type of hysterectomy
Definition
TAH 50%, TVH 20%, TLH 30%
Term
when should a TAH be done with a midline incision
Definition
>20wk
Term
benefitis of a midline TAH incision - 5
Definition
less bleeding, good upper abdomen exposure, rapid access, easy to extend
Term
risks of a midline TAH incision - 2
Definition
more painful, increased dehiscinence
Term
benefitis of a phaffensteil TAH incision - 1
Definition
cosmetic
Term
risks of a pfannelsteil TAH incision - 3
Definition
limited upper abdomen exposure, increased surgical time, increased blood loss
Term
location of pfannenstiel
Definition
2cm above pubic symphysis
Term
what low transvers TAH incisions can be converted to eachother
Definition
pfannstiel to churney
Term
describe churney
Definition
lower than pfannsteil, rectus muscles incised at insertion to pubic symphysis leaving 1cm of tendon for reattachment with mattress suture
Term
describe maylard incision
Definition
through skin and all layers of muscle, transsecting epigastric vessels
Term
contraindications to maylard incision - 2
Definition
aorto-iliac atherosclerotic disease, lower extremity claudication
Term
how long does it take the peritoneum to re-epithelize
Definition
48h
Term
tensile strength of fascia at 1wk post op
Definition
<5%
Term
why do we run the fascia
Definition
better perfusion, but overall same complication rates
Term
describe smead jones closure classic
Definition
interrupted stitches, 1-2cm bites fascia only then next bite mass closure
Term
describe smead jones closure modified
Definition
running stitches, 1-2cm bites fascia only then next bite mass closure
Term
what is the most cosmetic way to close skin
Definition
staples = subcuticular closure
Term
what way to close skin is better tolerated by patients and cheaper
Definition
subcuticular
Term
physiology of negative pressure wound therapy - 8
Definition
reduces wound edema, reduces tissue formation by drawing edges together, increases blood flow, reduces bacterial burden, decreases inflammatory response, increases VEGF/fibroblasts/FGF2
Term
candidate for TVH criteria - 8
Definition
spacious introitus, pubic arch >90 deg, tenaculum test, <12wk - 16wk, pathology confined to uterus, parous, prolapse, minimal potential adhesions
Term
relative contraindications to TVH - 4
Definition
prior CD, nulliparity, adnexal mass, obesity
Term
absolute contraindications to TVH - 2
Definition
contracted pelvis, no decent, extensive adhesions
Term
indications for TLH/LAVH - 6
Definition
LOA, endometriosis treatment, ligation of IPs in difficult ovarian removal, inspection of cuff closure, management of fibroid, evaluation of pelvis to proceed with TVH
Term
disadvantages of LAVH/TLH - 3
Definition
longer operating time then TVH, higher complications, expensive
Term
advantages of supracervical hysterectomy - 5
Definition
faster recovery, less injury, less infection, less change in sexual function, lower EBL
Term
does supracervical hysterectomy prevent POP
Definition
no
Term
contraindications to supracervical hysterectomy - 3
Definition
suspected cancer, cervical dysplasia, endometrial hyperplasia
Term
complications of supracervical hysterectomy - 3
Definition
5-20% mensturation, endometrial cancer, 1-3% reoperation for trachelectomy
Term
advantages to robotic hysterectomy - 4
Definition
ergonomic, less fatigue, less tremor, shorter hospital stay
Term
disadvantages to robotic hysterectomy - 8
Definition
longer surgery, expensive, higher cuff dehiscinence, higher UTI, higher SBO, higher wound infection, higher abdominal wall pain, higher abscess
Term
does robotic hysterectomy have less transfusion rates
Definition
no
Term
TVH vs TLH vs TAH - hospital stay
Definition
TVH > TLH > TAH
Term
TVH vs TLH vs TAH - return to activity
Definition
TVH/TLH > TAH
Term
TVH vs TLH vs TAH - cost
Definition
TLH/TAH > TVH
Term
TVH vs TLH vs TAH - pain
Definition
TAH > TLH > TVH
Term
TVH vs TLH vs TAH - satisfaction
Definition
equal
Term
TVH vs TLH vs TAH - infection
Definition
TAH > TLH > TVH
Term
TVH vs TLH vs TAH - operating time
Definition
TVH/TAH < TLH
Term
TVH vs TLH vs TAH - GU injury
Definition
TVH/TLH > TAH
Term
TVH vs TLH vs TAH - abdominal wall infections
Definition
TAH > TLH/TVH
Term
risks of routine cystoscopy - 4
Definition
time, injury, UTI, failure to identify injury
Term
benefits of routine cystoscopy - 1
Definition
early detection of injury
Term
1:___ women with a morcellated fibroid will disseminate a sarcoma
Definition
350
Term
risks of a fibroid having a sarcoma - 6
Definition
>65yo, large fibroid, rapid fibroid growth, lynch syndrome, tamoxifen, pelvic radiation
Term
indications for prophylactic BSO (age ALONE)
Definition
>65yo
Term
indications for prophylactic BSO other than age - 9
Definition
patient request, family history ovarian cancer, prevention of ovarian cancer, menstural migraines, PMDD, PMS, endometriosis, PID, TOA
Term
complications of prophylactic BSO - 6
Definition
need for hormone replacement, ureter injury, heart disease, osteoporosis, cognitive impairment, lower libido
Term
in whom does a prophylactic BSO highest risk cognitive impairment
Definition
increased risk of dementia <50yo removal
Term
how much does a prophylactic BSO reduce the risk of ovarian cancer in the AVERAGE person
Definition
0.7 to 0.4%
Term
how much does a risk reducing salpingectomy reduce the risk of ovarian cancer int he average person
Definition
50-65%
Term
how much does a tubal ligation reduce the risk of ovarian cancer in the average person
Definition
25-35%
Term
what is the re-operation rate for BSO when you don't do one
Definition
1-2%
Term
#1 laparoscopy complication
Definition
perforation of bowel
Term
#2 laparoscopy complication
Definition
ureter injury
Term
overall laparoscopy complication rate
Definition
0.1-10%
Term
#1 time that injury occurs during laparoscopy
Definition
50% during trocar placement
Term
% of laparoscopy complications not recognized intra op
Definition
20-25%
Term
which port placement has highest risk of bowel injury
Definition
direct 3x
Term
which port placement has lowest risk of bowel injury
Definition
other than direct, their all the same, but open may recognize earlier
Term
what are the indirect types of port placement - 2
Definition
veres, optical trocar
Term
where is palmars point
Definition
3cm below the mid left costan margin
Term
indications for palmars point placement - 4
Definition
large pelvic mass, pregnancy, umbilica/midline mesh, prior laparoscopy
Term
what opening pressure indicates probably in abdomen
Definition
<10 mmHg
Term
what is low flow
Definition
0.5-1L/min
Term
what is high flow
Definition
10-15 L/min
Term
what is the max abdominal pressure
Definition
15 mmHg
Term
what abdominal pressure is associated with complications, what are they 1
Definition
>20 mmHg, hemodynamic changes
Term
benefits of CO2 for laparoscopy
Definition
lower embolism risk due to blood solubility
Term
benefits of NO2 for laparoscopy and 1 risk
Definition
less pain, combustable
Term
best surgical incision closure for obese patients
Definition
smead jones with PDS
Term
how do you decide incision location in obese patients
Definition
standing
Term
which type of dissection is best for obese patients
Definition
sharp > blunt
Term
airway changes in obese patients - 4
Definition
resistance increases, chest wall compliance decreases, functional residual capacity decreases, total lung volume decreases
Term
what is the obesity paradox
Definition
women with class 1 obesity BMI 30-34 suffer fewer post operative complications than other women
Term
volume in 1U PRBC
Definition
300cc
Term
volume in 1U PLT
Definition
50cc (but generally give a 6 pack)
Term
volume in 1U FFP
Definition
250cc
Term
volume in 1U cryo
Definition
40cc (but general give 10 U)
Term
volume albumin is expanded in
Definition
5 or 25% in 100cc NS
Term
volume of hemstarch
Definition
500mg over 8h
Term
components PRBC - 3
Definition
RBC, inactive WBC, inactive PLT, plasma
Term
components of PLT - 4
Definition
PLT, inactive RBC/WBC, plasma
Term
components of FFP
Definition
whole blood spun down to clotting factors, lots of clotting factors to include V, XI, XII, fibrinogen
Term
components of cryoprecipitate - 5
Definition
fibrinogen, vWF, XIII, VIII, fibrinocten
Term
components of prothrombin complex concentrates - 6
Definition
II, VII, IX, X, protein C/S
Term
1U PRBC raise in HBG/HCT
Definition
raises HCT 3% and Hbg 1 g/dL
Term
1U PLT and 6pk PLT rise in PLT
Definition
1U 7500 mm3, 6pk 40,000 mm3
Term
how much does FFP increase fibrinogen
Definition
10 mg/dL
Term
how much does 5% albumin expand volume
Definition
70-130cc
Term
how much does 25% albumin expand volume
Definition
400-500cc
Term
how much does hemastarch expand volume
Definition
100-130cc
Term
contraindications to FFP - 2
Definition
INR <1.4, many PRBC units
Term
inidications for FFP - 4
Definition
coagulopathy/DIC, warfarin reversal, low vitamin D, liver failure
Term
indications for cryo - 4
Definition
little need for volume, hemophilia A, vWD, hyperfibrinogemia
Term
complications of hemastarch
Definition
anaphylaxis <1%
Term
excretion and T1/2 hemastarch
Definition
T1/2 23h, excretion 17d
Term
indication of prothrombin complex concentrates
Definition
warfarin reversal
Term
why can an epidural cause a fever
Definition
increased IL6 in nulliparous women
Term
complications of epidural - 10
Definition
fever, hypotension, transient NRFHT, pruritic, headache, epidural hematoma, complete spinal blockade, abscess, meningitis, neurotoxicity
Term
what can help prevent hypotension after epidural
Definition
500-1000cc crystalloid, little data
Term
rate of severe epidural complications
Definition
<0.001%
Term
fatality rate due to epidural
Definition
1.9:1 million
Term
define residual volume
Definition
gas remaning after forced expiration
Term
define total lung capacity
Definition
residual volume + vital capacity
Term
define expiratory reserve volume
Definition
primary determinant of O2 reserve during apnea
Term
define functional residual capacity
Definition
gas remaining after passive expiration (residual + expiratory reserve volume)
Term
physiologic cause of increased and reduced functional residual capacity
Definition
reduced - reduced compliance, increased - increased compliance
Term
causes of reduced compliance and thus reduced functional residual capacity - 10
Definition
lung injury, pulmonary edema, fibrosis, atelectasis, obesity, pleural effusion, <10% when supine, T-bird, insufflation, ventilator weakness
Term
causes of increased compliance and thus increased functional residual capacity
Definition
COPD
Term
increased function residual capacity changes what other lung measurement
Definition
decreased expiratory reserve
Term
complications of reduced functional residual capacity - 6
Definition
arterial hypoxia, difficult to ventilate, barotrauma, increased pulmonary pressures, increased O2 need, increased CO2
Term
management of reduced functional residual capacity - 5
Definition
less t-bird, less insufflation, dense paralysis, decrease tidal volume, permissive hypercapnia
Term
how do you need to monitor if you do permissive hypercapnia - 2
Definition
monitor pulmonary pressures and end tidal CO2
Term
complications of malnutrition in regard to surgery - 5
Definition
increased M/M independent risk factor, infection, impaired immune function, prolonged mechanical ventilation, lower ICU stays
Term
3 physiologic responses to enteral nutrition
Definition
maintains structural integrity of gut mucosa and flora, decreases oxidative stress, downregulates systemic immune response
Term
what is the optimal caloric intake for malnutrition for surgical outcomes
Definition
2/3
Term
why is 2/3 caloric intake recommended for malnutrition - 3
Definition
less vomiting, smaller gastric residual, improved MM
Term
complications of enteral nutrition - 6
Definition
refeeding syndrome, aspiration, tube malposition, tube clogging, vomiting, diarrhea
Term
2 methods to reduce complications of enteral nutrition
Definition
elevate head of bed to reduce aspiration, prokinetics (metoclopramide, erythromycin) reduces high residuals
Supporting users have an ad free experience!