MTB pulmonary Flashcards
1
Q
What are the 3 best initial tests when suspecting a PE?
What is the most accurate test?
What is the next best step following the initial tests?
A
- CXR
- EKG
- ABG
- most accurate: angiography
- next best: CT angiogram
2
Q
What is the most commonly seen abnormality in CXR of someone with PE?
A
normally CXR is normal
if abnormal - most likely to show atelectasis
3
Q
What is the most common abnormality seen in EKG of PE pt?
A
- sinus tachycardia
- nonspecific ST-T wave changes
- 5% show rt axis deviation, RVH, RBBB
4
Q
What are teh most common abnormalities seen in an ABG of someone with a PE?
A
Hypoxia and respiratory alkalosis (high pH)
hypoxia + alkalosis + clear CXR = highly suggestive of PE
