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Caster's test 3
test 3
58
Medical
Undergraduate 3
03/15/2012

Additional Medical Flashcards

 


 

Cards

Term
More common type of dialysis fistula
Definition
radial to cephalic
Term
Brescia-Cimino
Definition
native vessel graft
Term
Straight Graft Interposition
Definition
Synthetic
Term
Loop graft interposition (Most common)
Definition
synthetic, bridge fistula
Term
Best vessels for dialysis graft placement
Definition
radial a. to cephalic v.
Term
Patency for radial to cephalic afte 1 year and after 4 years
Definition
90%, and 75%
Term
With av fistula, what happens to peripheral resistance?
Definition
It is low, due to reduced flow from fistula.
Term
Small caliber arteries used may have flow rates of
Definition
150 - 500ml/min
Term
Large caliber arteries used may have flow rates of
Definition
1500 ml/min
Term
Early thrombosis is __________ and is caused by
Definition
most common, hypotension
Term
Late thrombosis is caused by
Definition
stenosis or fibrosis caused by repeated venipuncture
Term
Flow >310cm/sec may be ___________.
Definition
stenotic
Term
They wont do anything unless the stenosis causes ____________.
Definition
Dialysis time to exceed 2 hours
Term
Flow in the body of a synthetic graft should not fall below __________.
Definition
100 cm/sec
Term
Purpose for pancreatic transplant
Definition
management of type 1 diabetes
Term
Pancreatic composition
Definition
exocrine and endocrine tissue
Term
Alpha Cells
Definition
secrete glucogen
Term
beta cells
Definition
secrete insulin
Term
delta cells
Definition
secretes a substance that inhibits the secretions by beta and alpha cells
Term
Where is pancreas placed
Definition
in pelvis
Term
Pancreas width is
Definition
1.5 to 2.0 cm
Term
Purpose of liver transplant
Definition
treatment for end stage liver disease
Term
Most serious complication in early liver transplants
Definition
hepatic artery thrombosis
Term
Liver transplant is placed
Definition
in native bed
Term
Absent flow in the hepatic artery means thrombosis in _________.
Definition
Portal vein.
Term
Kidney transplant purpose
Definition
treatment of end stage renal disease
Term
survival rate for kidney transplant
Definition
95% - one year
Term
Allograft:
autograft:
heterograft:
Definition
homograft from donor of same species
move organ to different location
organs taken from different species
Term
Post kidney transplant (most common) failure
Definition
acute tubular necrosis
Term
Post transplant failure on duplex (kidney)
Definition
low amplitude signals in renal a.
Term
Cellular rejection is:
Definition
Infiltration of cells and fluid (causing edema)
Term
Vascular rejection is
Definition
increased intimal thickening (thrombosis in parenchyma)
Term
kidney rejection
Abnormal DSR ______.
renal/iliac ratio _________. is equivalent to greater than _______% diameter reduction.
Pulsatility index calculation threshold of _______.
Definition
<.20, 2.5, 75%, 1.5
Term
A major sign of aortoiliac occlusive disease in males is _________.
Definition
Vasculogenic Impotence
Term
The pudendal artery divides into:
Definition
Cavernosal Artery, Bulbbourethral Artery (corpus spongiosum), and Dorsal (skin of penis)
Term
Satisfactory Male Function requires
Definition
normal genitalia, normal hormone levels, intact blood and nerve supply, and normal physical/psychic stimulation
Term
Flasid state: Arterioles are ___________, _________ blood to sinusoids, smooth muscle ____________.
Definition
constricted, low, contracted
Term
Erection is caused by __________ stimulation to _________ ________.
Definition
parasympathetic, smooth muscle
Term
Veins are compressed against _________, to reduce _______ ____________, and cause an __________.
Definition
wall of tunic albuginea, venous outflow, erection.
Term
Sleeping erections mean
Definition
psycho- impotence
Term
Penile blood presures (PBI):
normal:
border (equivocal):
abnormal:
Definition
>0.75, 0.65-0.74, <0.64
Term
Normal cavernosal arteries diameter
Definition
.5mm
Term
Papaverine is a
Definition
injection to cause vasodilation
Term
____% increase in vessel diameter indicates normal flow, PSV of _____cm/sec is considered normal
Definition
75%, 40cm/sec
Term
PSV < ______ cm/sec indicates insufficiency
Definition
25cm/sec
Term
Acute torsion: ____ hrs, ______echoic, ______ testes.
Definition
4-6, hypo, enlarged
Term
chronic torsion: ____ hrs, ______echoic, ______ testes.
Definition
1-4 days, an. enlarged.
Term
>10 days with torsion: ______ testes, _______echoic, __________ epididymis
Definition
atrophic, hyper, enlarged
Term
Flow in testes _______cm/sec is normal
Definition
4-19cm/sec
Term
More common on the left or right testicle?
Definition
left
Term
T/F diabetes are at lower risk for amputations
Definition
false
Term
For Viable tissue:
Calf pressure >___mmHg BK amp Healing
Ankle pressure >___mmHg
Low or 0 ankle ______ (always or not always) and indicator
T/F Calcification renders test unusable.
Definition
40,30,not always,T
Term
Laser Doppler (________) measures __________ of ____ ______ in the tissue
Definition
velocimetry, concentrations, red blood cells.
Term
Transcutaneous pressure of oxygen best for predicting ____________. a poor predictor of _______________.
Definition
level at which healing will occur, Level at which an amputation will fail.
Term
Ray-
transmet-
symes-
Definition
removal of metatarsal head, part of metatarsal body, ankle level.
Term
For prosthetic a limb of _______ is required
Definition
2 inches
Term
Infected tissue requires _____ times the ammount of O2 than healthy tissue
Definition
5
Term
The dome paste main ingredient is
Definition
zinc oxide
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