pulmonary embolism & pulmonary HTN Flashcards
what is the 3rd most common cause of hospital related death?
acute pulmonary embolism
SQT133 pattern on EKG indicates what?
massive Pulm embolism
what is westermarks sign
an abrupt tapering of a vessel caused by pulmonary thromboembolic obstruction
CXR shows enlargement of the left hilum accompanied by left lung hyperlucency, indicating oligemia
westermarks sign
what is the gold standard for pulmonary embolism imaging?
Pulmonary angiography
what is the primary therapy that should be immediately started for PE?
anticoags
what is used for massive PE with hemodynamic compromise (hypotension- SBP
thrombolytic tx
what is the indication for IVC filter?
someone w/ proximal DVT and absolute dontraindicatino to anticoags
how do you make a definitive dx of pulm HTN?
right heart catheterization
what differentiates WHO Grp 1 & 2 PAH in terms of wedge pressure?
Grp 1 has a normal wedge pressuer (under 15), vs Grp 2 has an elevated wedge pressure (over 15)
which patients can be tx’d with CC?
patients who have a positive response to vasodilator challenge
which patients are approved from PH specific tx
grp 1 only
what are the guidelines for tx of RA systolic pressure?
PA pressure is not one of the therapeutic targets
what WHO grp do most patients fall into?
grp 2 pulm venous htn
can echo be use to dx PH patients?
no, better used as a screening test
