Pulmonary Hypertension Flashcards
what mean PAP on swan defines pulm HTN?
25mm Hg at rest
old definition of PAH on echo
systolic PAP > 40 (TR velocity 3-3.5m/s)
which drugs can cause PAH?
Fen-phen, amphetamines, cocaine, St. John’s Wort, SSRIs
name the most important connective tissue dz that causes PAH
scleroderma
name the most important virus associated with PAH
HIV
name a common congenital heart dz associ. w/ PAH
eisenmenger’s
what parasite can cause PAH?
schistosomiasis
what chemotherapy is associated with PAH due to pulmonary veno-occlusive dz?
bleomycin
are pleural effusions seen in IPAH?
no
what finding on right heart cath is suspicious for pulmonary veno-occlusive dz?
inconsistent PCWP tracings
if pt on cath table is given a PA vasodilator and they go into pulmonary edema, what should you think of?
pulmonary veno-occlusive dz
what to suspect when pt has severe PAH, pulm edema, high PCWP:LVEDP?
pulm veno-occlusive dz
Rx for pulmo veno-occlusive dz
diuretics, anticoagulant, O2, lung Tx
is bosentan recommended for pulmonary veno-occlusive dz?
no
WHO group classification for PAH
1- PAH 2- due to left heart dz 3- lung dz 4- chronic PE 5- multifactorial
***which of the WHO groups of PAH is often misdiagnosed as group 1 or idiopathic? How do you distinguish them?
WHO 4 (chronic PE) V/Q scan