renin activity in renal vein

See angiotensin-1/renin activity in plasma. Indications: 1) test functional significance of renal artery stenosis 2) *unilateral renal parenchymal disease as etiology of hypertension 3) test presence of renin-secreting renal neoplasm Notes: -> a positive test is indicated by renin-activity of 1.5 times the contralateral side -> in some patients, effect may only be apparent after administration of furosemide

Related

angiotensin I angiotensin-1/renin activity in plasma renin; angiotensinogenase (REN)

References

Clinical Guide to Laboratory Tests, 3rd ed. Teitz ed., W.B. Saunders, 1995