Renal artery stenosis Flashcards
1
Q
define renal artery stenosis?
A
stenosis of the renal artery
2
Q
what is the main cause of renal artery stenosis?
A
• Atherosclerosis affecting the renal artery ostia
3
Q
what isa less common cause of renal artery stenosis?
A
• Fibromuscular Dysplasia
occurs in young women
4
Q
presenting symptoms and signs of renal artery stenosis?
A
- History of hypertension in < 50 yrs
- Hypertension not responsive to treatment
- Accelerated hypertension on starting ACE inhibitors
- Renal bruits
5
Q
what effect do ace inhibitors have on renal artery stenosis?
A
ace inhibitors are bas in renal artery stenosis
6
Q
important bloods for renal artery stenosis?
A
o HIGH RENIN LEVEL
o Serum creatinine
o Serum potassium
7
Q
gold standard investigation for renal artery stenosis?
A
• Digital Subtraction Angiography
