SK1983
Forum Newbie
Topics: 7
Posts: 7
|
A 55 year old woman who is obese comes to the physician because of daytime drowsiness, early morning headaches, and swollen ankles. During the interview, she says, "My husband tells me i snore too loudly. He can't get any sleep because of it." EKG shows an enlarged right ventricle and poor right ventricular function. Which of the following is most likely responsible for development of right ventricular failure in this patient?
A) Increased pulmonary artery pressure
B) Increased right ventricular preload
C) Pulmonary Embolism
D) Pulmonary valve stenosis
E) Transient hypoxia in right ventricular myocardium
|
| NE
Forum Guru
Topics: 53
Posts: 504
|
A- obstructive sleep apnea-- hypoxemia--- pulmonary hypertension--RVH
|
| girl^interrupted
Forum Elite
Topics: 68
Posts: 264
|
NE would you please mind explaining a bit ?
___________________
If you plan too much ahead of time, You lose your focus.
|
| NE
Forum Guru
Topics: 53
Posts: 504
|
The woman has characteristic signs of OSA ( obese, daytime drowsiness, early morning headaches, snoring too loudly).
http://www.emedicine.com/med/topic2697.htm
|
| girl^interrupted
Forum Elite
Topics: 68
Posts: 264
|
I got the sleep apnea part.
OOh , it must be hypoxic vasoconstriction, how silly of me . I was thinking of E as the answer  thanks. its A. Hypoxic vasocons. would ofcourse cause increased pressure in the pul. A.
___________________
If you plan too much ahead of time, You lose your focus.
|
|
| |
| | | | | |
