Shared Flashcard Set

Details

PAMercer ABG
ABG
7
Health Care
Graduate
08/01/2010

Additional Health Care Flashcards

 


 

Cards

Term
Indications for arterial puncture
Definition

-assess level of dissolved gases

-acute dysfunction in CO2/O@ exchange (e.g. asthma, pulm thromboembolism, idiopathic coma, suspected drug OD, shock states, cardiac arrhythmias refractory to meds, monitoring of patient with severe CO2/O@ exchange or acid-base imbalance, COPD, pts on LT oxygen, after therapeutic hyperventilation therapy, or cardiopulm resuscitation, quantify pts response to therapeutic interventions, and severe hypovolemia is present and venous sample can't be obtained 

 

Term
Labs that req arterial blood samples
Definition
ammonia levels (liver failure), CO levels, lactate levels
Term
contraindications for arterial puncture 
Definition

negative Allen test

no visible landmarks

Pts with coagulopathy, severe thrombocytopenia, anticoagulant therapy, end-stage renal dz, local skin infxns, chronic rashes, and previously burned/scarred skin, Coumadin pts 

Term
complications of arterial puncture 
Definition

hemorrhage or hematoma at puncture site 

thrombosis (lead to ischemia and gangrene)

transient arterial spasm

nerve damage 

Term
Possible locations of arterial puncture
Definition

Radial (Best)

Brachial 

Femoral (good for cardiac arrest)

 

Term
Materials needed for ABG
Definition
special heparinized syringe, ice for transport, arm board 
Term
Procedure High Notes
Definition

-insert 1-2 cc of EPI

-perform on pt's non-dominant hand 

-locate point of maximal pulsation  

-face the pt

-hold syringe like a dart 

-insert need at 40-60 degree angle (60-90 angle for femoral)

-collect 3-5 cc of blood 

-apply pressure dressing

-send to lab on ice STAT 

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