Pulm Vasculature Flashcards
1
Q
WHO grouping (5) of Pulm HTN
A
- Pulmonary arterial HTN
- Left heart disease
- Lung disease / hypoxia (COPD, ILD)
- Chronic thromboemboli (PE)
- Misc (sarcoidosis)
2
Q
The mean pulmonary artery pressure must be >___mmHg at rest to dx pulm HTN.
(ON EXAM)**
A
>25mmHg
3
Q
Which world health group?
- Pulm Arterial HTN secondary to various disorders
- Diseases that localize directly to the pulm arteries leading to structural changes, smooth muscle hypertrophy, & endothelial dysfunction
A
Group 1
4
Q
Which World Health group?
- Schistosomiasis
- Drugs / toxins
- HIV
A
Group 1
5
Q
Which drugs will DEFINITELY cause pulmonary HTN?
A
Appetite suppressants (aminorex, fenfluramine, dexfenfluramine)
6
Q
Which drugs/toxins will POSSIBLY be risk factors for pulm arterial HTN? (PAH)
A
- amphetamines
- L-tryptophan
- meth
- cocaine
- St. John’s Wort
7
Q
What drug is:
- associated w/ development of persistent pulm HTN of the newborn when taken by pregnant mothers?
- associated w/ poor prognosis in those established w/ PAH?
A
SSRI
8
Q
A
