portosystemic, a. Surg.
(ˌpɔətəʊsɪˈstɛmɪk, -ˈiːmɪk)
Also porta-, and with hyphen.
[f. as porto-pyæmic a. + systemic a.]
Applied to an anastomosis between the portal vein and a systemic vein.
| 1962 Lancet 22 Dec. 1289/2 These studies have shown abnormalities of serum-I.L.A..in patients with portal hypertension and its associated portosystemic bypass. 1974 Passmore & Robson Compan. Med. Stud. III. xx. 21/2 Another site for porta-systemic anastomosis is in the territory of the junction of the inferior mesenteric and the inferior rectal veins. 1976 Lancet 11 Dec. 1268/2 An exploration was attempted..but was quickly abandoned because of massive blood-loss due to extensive portosystemic shunts and bleeding tendency. |