lung- pulmonary HTN Flashcards
1
Q
define pulmonary HTn
A
high pressure in pulmonary circuit
mean arterial pressure > 25 mmHg
2
Q
when do you see plexiform lesions?
A
with long standing pulmonary HTN
3
Q
how does pulmonary HTN present?
A
exertional dyspnea or right sided HF
4
Q
what demographic do you seen primary pulmonary HTN
A
young adult females
5
Q
although primary pulmonary HTN as unknown etiology- what gene mutation has been linked?
A
mutation in BMPR2 (leading to proliferation of vascular smooth muscle
6
Q
what are some causes of secondary pulmonary HTN
A
hypoxemia (COPD or interstitial lung disease) or increased volume in pulmonary circuit (congenital HD) or recurrent PE
