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Exam 3
Oncologic emergencies, BMT & Stem cell transplant
74
Nursing
Undergraduate 2
10/29/2010

Additional Nursing Flashcards

 


 

Cards

Term
bone marrow transplant
Definition

replace diseased or damaged BM with functioning BM. 

 

 

Term
autologous BMT
Definition

donation from patient's own BM

Pre ctx, rtx

does not require immunosuppressants post transfusion (self)

 

Term
Allogenic BMT
Definition

BMT from all others (except identical twin)

related or unrelated

Term
Syngeneic BMT
Definition

BMT from identical twin.

Prefer to use other source. 

Term
Sources of stem cells
Definition

Bone Marrow,

Peripheral blood,

Cord blood

Term
PBSTT
Definition
Peripheral blood stem cell transplant
Term

RN managment 

Pre BMT

Definition

Pre-transplant eval

skilled care during total body radiation

assess/treat toxicities

4-10 day conditioning

with infusion- monitor transfusion reaction

Term
RN management Post BMT
Definition

engraftment- BMT to bone marrow sites

2-3 weeks (wbc elevates)

5-16 from pbstt

risk death- sepsis or bleeding

Colony stim factors, graft failure, GVHD, VOD, tumor lysis syndrome, ATN, Pulmonary edema, interstitial pneumonia

 

 

Term

Acute GVHD

 

 

Definition

*Acute- before 100 days post BMT

skin, GI tract, Liv

mild to life threatening

 

Term
Chronic GVHD
Definition

*Chronic- 100 days (+) post BMT

skin, liv, oral mucosa, lungs,

sicca syndrome

can affect all organs

Term
Donor care
Definition

30-50% drop in platelets post aphresis.

week to recover

pain x 1 wk

anxiety r/t outcome

guilt r/t failed graft

Term
Apheresis -define
Definition
take stem cells/clean them/ give back clean stem cells
Term

infection risk w/BMT

infection- impairs immunity  BMS

 

Definition

Risk infection related to ANC

ANC >1500 normal

ANC<1000 moderate

ANC <500 severe

ANC <100 extreme

Term

Risk infection related to ANC

ANC >1500

Norm? mod? severe? or

extreme?

 

Definition
normal
Term

Risk infection related to ANC

ANC<1000

Norm? mod? severe? or

extreme?

 

Definition
moderate risk
Term

Risk infection related to ANC

ANC<500

Norm? mod? severe? or

extreme?

Definition
severe risk
Term

Risk infection related to ANC

ANC<500

Norm? mod? severe? or

extreme?

Definition
extreme risk
Term

Nadir- lowest point of blood counts post treatment

when does it occur and resolve

post ctx?

post nitrosurea agents?

Definition

* 7-14 days post ctx- resolves in 3-4 wks

* 3-4 wk post nitrosurea agents- resolves in 6-8 wks

Term

pleural effusion

sx?

Definition

sx- sob, pleural pain

 

Term

pleural effusion

diagnostics?

Definition

cxr, ct, us, thoracentesis- therapeutic & diagnostic

 

Term

pleural effusion

treatment ?

Definition

ctx, rtx, chest tube, pleurodesis (talc)

pleuroperitoneal shunt =L/T access for drainage

also thoracentesis

Term

septic shock -

 high dose ctx, danger of bacteria, viral, and fungal infections.

sx?

Definition

Bp decreased

warm vs cold shock

temp, Bp stable till cold shock sets in

Term

septic shock

collaborative care?

 

Definition

hemodynamic- fluids, blood/blood prod, dopamine, levophed-vasopressors

02 tx

broad spectrum antibiotics (cx 1st!)

remove source- picc line or port

nutrition- GI intact? PPN/TPN

 

 

Term

DIC Acute- 2nd to sepsis

 

Definition

accelerated activation of clotting cascade, depletion of clotting factors

active bleeding and clotting

acute or chronic- can be life threatening

(Clots are deposited in microvasculature; impairs circulation, tissue hypoxia and necrosis.  / coag factors are released =risk for hemorrhage)

Term

DIC

collaborative management

 

Definition

treat underlying cause; ctx rtx for ca,   antibiotics for sepsis

blood prod     heparin -controversial

AT3- inhibits thrombin

Amicar- inhibits fibrinolysis

labs-pt, ptt, plt ct, fibrin split prod, D-dimer

pain rx

Term

tumor lysis syndrome

define-

Definition

occurs with high dose chemo

pot. fatal release of intracellular contents with lrg cell kill. 

elev K+, Uric, Phos, and decreased ca+

Term

tumor lysis syndrome

affects to labs ?

Definition

 

elev K+,Uric, Phos

decreased ca+

Term

tumor lysis syndrome

neuro symptoms?

renal?

Definition

Neuro- altered mental status, seizures, fatigue, weakness, dysrryhthmia,

(death from cardiac arrest)

 

Renal- Oliguria to Anuria

Term

tumor lysis syndrome

prevention

Definition

baseline lab tests

hydration po or iv

loop diuretics- to lower K+

Allopurinol- inhibits formation of nucleic acid to uric acid

Na+ Bicarb-in iv fluid- alk the urine

Term

tumor lysis syndrome

treatment

Definition

kayexalate- phos binding gels

dextrose-insulin

calcium gluconate

avoid nephrotoxic rx and foods

cardio support

dialysis

Term

Anaphylaxis

prevention

Definition

*premedicate

Benedryl, Decadron, Solucortef, Pepcid, Tylenol

Term

  Anaphylaxis

rx with high risk

Definition
Taxol, Taxotere, Monoclonal Abs, Bleomycin, Aspariginase
Term

Anaphylaxis

Treatment

Definition

stop the causative agent

# 1   AIRWAY !

O2        ABCs !!

IV NS rapidly

Notify PCP

Meds PRN- dipenhydramine

solu-medrol, Epinephrine, Pepcid- histamine blocker

supine- to perfuse vital organs

Term

hypercalcemia

ca+

Definition

> 11 mg/dl

 

risk; breast, lung, head, neck, renal ca,

rx; thiazides, hormones

dehydration, renal impairment, hyperparathyroidism

immobilization

Term

hypercalcemia-

what causes it?

Definition

ca+ released from the bones-kidneys cant excrete it, bones can't absorb it.

r/t prostaglandin relase and tumors that prod PTH-like substances that promote ca release, excess vitamin use, dehydration, renal impairment, thiazides and hormone tx

Term

hypercalcemia

symptoms

Definition

> 11mg/dl

confusion, bone pain, fatigue, weak, impaired reflexes, dysrrhythmias, polyuria & polydypsia, decreased responsiveness, N/V constip, dehydration

Term

hypercalcemia

treatment

Definition

fluids     po 2-3 L/day  or 

          IV NS 5-8 L/day

loop diuretics, exercise-bones, ctx, rtx, steroids,

biphosphates- Aredia IV run 2-24 hrs

Zometa- IV run 15 minutes

dialysis (consider) to decrease Ca+

teach family s/sx to look for!! stool soft for const.

Term

SIADH  what is it?

what causes it?

what are the manifestations?

Definition

SIADH- r/t ca (lung) antineoplastics and morphine. Uncontrolled release of ADH by the pituitary causing excess Na+ excretion in urine.  The Heart sends out ANF trying to compensate but increases Na+ urine excretion and worsening hyponatremia.

Manifestations: Low Na+ (Urine/blood)

Increased urine osmo

Decreased Bun, creat, alb from dilution

Term

SIADH-

 

Na+  levels with symptoms

Mild Hyponatremia =

Definition

 

 

Na+ 125-135 mEq/L -often asymptomatic

 

Term

SIADH-

 

Na+  levels with symptoms

Moderate Hyponatremia =

Definition
Na+ 115-125 mEq/L- thirst, HA, confusion, vomiting, wt gain, psychotic beh.
Term

SIADH-

 

Na+  levels with symptoms

Severe Hyponatremia =

Definition
Na+ <110-115 mEq/L- coma, sz, abd reflexes, death
Term

SIADH collaborative management

 

goal? correct Na+ (hyponatremia)

Definition

Fluid restrict- 500-1000 ml/day

(increase na+ to decrease fluid overload)

Rx: Demeclocycline- inhibits ADH action of renal tubules (stim diuersis) also  Urea, lithium

Hypertonic solution- 3-5%(saline) = Na+ replacement

Possible lasix for sev. hyponatremia.

Lyte monitoring & replacement

monitor I&O, daily wts, LOC, Heart sounds, VS, Urine SG, N/V, edema, fatigue, lethargy.

Term

Increased ICP

signs and symptoms

Definition

 

HA, Decreased LOC, N/V, Sz, lethargy, restless, visual disturb

Term

ICP 

Tests ?

Treatment? 

Definition

tests: MRI, CT

treatments: steroids, diuretics, anticonvulsants,

Rtx, Ctx to debulk tumor,

surgery, shunt

Term

Spinal Cord Compression

symptoms? What happens?

Definition

compression r/t lymphoma, tumor,intervertebral collapse

assoc w/mets to bone (breast, lung, kidney,prostate, myeloma, lymphoma)

 

pain 97%, muscle weakness or motor loss, sensory loss-touch, pain, temp

Incontinence or retention urine/BMs, inflm, edema, cough sneeze =pain, numb, tingle, loss of positional sense.

Sexual dysfunction

prog dep on severity, & rapid onset  (60% thoracic,  30% lumbosacral,

10% cervical)

Term

Spinal Cord Compression

Tests?

Treatment?

Definition

tests: MRI, Myelogram, LP

 

tx: surg, Rtx-reduce tumor, possibly Ctx w Rtx, Pain managment, corticosteroids-reduce swelling,

Term

Superior Vena Cava Syndrome

define?

what happends?

 

Definition

w/ breast and lung ca  

blood is blocked, can't get back to atria (caused by compression or invasion by tumor, enlarged lymph nodes, or thrombus) Affects Head, neck, arms and thorax.

Red face, Venous distention, Eyes bulging

Leads to Bronchial restriction, laryngeal edema, (not enough blood to brain)  Rtx to debulk tumor mass. 

Term

Superior Vena Cava Syndrome

symptoms?

Definition

(SOB)dyspnea- support w O2, airway etc.,

face, hands, neck, chest and vein distention/swelling, cough, HA, irritable, dizzy,chest pain, distended veins of jugular, temporal and arms, increased ICP causing alt Mentation, visual disturbances and HA

Term

Superior Vena Cava Syndrome

Tests?

Treatment?

Definition

tests: Cxr, CT, MRI, w/u for primary ca

 treat: underlying cause

Rtx, Ctx. surgery-stent or bypass, remove CVC, ? thrombolytic/coag tx-for intraluminal thrombosis, corticosteroids, cautious diuretics

avoid upper extremity venis & Bp measurement, elev HOB, energy conservation,  I&O's, monitor Ctx & Rtx issues

Term

Infection-

What fever do we report?

Definition
>101
Term

Management of infection-

RN action

Definition

obtain cultures 1st!

broad spectrum antibiotics

Neutropenic precautions

Teach family s/sx infection

hand hygiene, antipyretics, skin integ, Hematopoietic growth factors

Term
What is the crucial point after BMT?
Definition
100 days
Term
S & Sx of septic shock?
Definition

change in mental status

Low Bp

low or high temp

cool clammy skin,

decrease in urine output

dysrhythmias

lyte imbal

abn ABGs

Term
More care septic shock-
Definition

VS Q 15-30 min      neuro assess     I&O and lytes

ABGs and pulse ox     IV fluids     Blood and products

vasopressors     Antibiotics     O2

Term

Thrombocytopenia -

What is nomal plt count?

Definition
140,000-450,000
Term

Bleeding risk associated w/ plt count-

risk

mod

severe/transfuse

Definition

<100,000

20,000-50,000

<20,000

<10,000 maj hemorrhages

<100 fungal infections

Term
DIC is assoc with which disorders?
Definition

Ca ;leukemia, prostate, GI, lungs, and chemo Rx

and

Sepsis, hep. failure and anaphylaxsis

Term
signs & sx of  Chronic DIC
Definition
bruising, bleeding from veni sites,gums and GI bleed.
Term
Sings & sx of Acute DIC
Definition
life threatening hemorrhage & infarction- s/sx vary depending on organ system involved.
Term
DIC RN care-
Definition
VS, I&Os, skin color & temp, heart lung bowel sounds, LOC, HA, visual, chest pain, urine output, abd tenderness, all body orifices for excretions and bleeding, min activity, prevent bleeding, turn, cough & Db Q2 hrs, reorient, keep safe
Term

Normal lab value:

Bun

Definition
10-20
Term

Normal lab value:

Creat

Definition
.5-1.2
Term

Normal lab value:

alb

Definition
3.4-5
Term

Normal lab value:

Urine Osmo

Definition
50-1400
Term

Normal lab values:

Urine SG (relates to SIADH)

Definition
1.020-1.030
Term

Normal lab values:

Ca+

Definition
4.5-5
Term
Hypercalcemia is related to a Ca+ level greater then?
Definition
11 mg/dl
Term

Cardiac Tamponade-

what is it?

Definition

-accumulation of fld in pericardial space compressing the heart which can't fill during diastole.  heart can't pump (HF), circ. system collapses. 

r/t tumors (lung,Esoph,breast ca.)

Rtx >4000Gy to medistinal area =fibrosis, pericarditis, & resulting tamponade.

Term

Cardiac tamponade-

Manifestations-

tests-

s/sx-

 

Definition

distant heart sounds, gallops, Cardiac dullness, Compensatory tachycardia 

tests- ECG, Chest xray, CT 

s/sx- Bp decreases Narrow pulse pressure, SOB, tachypnea, weak, chest pain, orthopnea, diaphoresis, lethargic, alt LOC,

Neck Vein distention =Kaussmauls,

Pulses Paradoxsis= SBP decrease exceeding 10 mm during inspir/ stronger with expir.

Term

Cardiac tamponade-

treatment-

Definition

Pericardial centesis-(fld refills)

Pericardial window w/sclerosing (talc),

Rtx w/antineoplastics possibly -prednisone, diuertics

assess-

VS, pulsus paradoxus, ECG,Heart & Lung sounds, Neck veins,LOC, Resp, skin color & temp (grey/dusky), abg's & lytes

elev HOB, O2, oral hygiene, turn, C&db, Patent IV, Reorient pt.

Term

pulse pressure-

 (r/t cardiac tamponade)

 

Definition

 SBP - DBP

If <30 mm Hg considered significant reduction in CO.

 

decrease r/t reduced stroke vol, &EF, shock, HF, hypovolemia, obstruction of bld flow during systole (mitral or aortic stenosis)

 

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