SAGES Magazine

THE SOUTH AFRICAN GASTROENTEROLOGY REVIEW 2022 | VOLUME 20 | ISSUE 2 | 19 CASE REPORT thrombophilia was considered as the most likely aetiology for the portal vein and IVC thrombosis 4-6 The Ca-125 level was ultimately considered to be elevated in view of the chronic underlying liver disease. 7-8 Figure 1: Sagittal view of the liver ultrasound with Colour Flow Doppler demonstrating serpiginous vascular channels in the area of the portal vein remnant. Figure 2: CT abdomen images (venous phase) demonstrating the venous cluster of vessels in the area of the portal vein (cavernous transformation). Scan 1 Scan 2 Discussion Portal vein thrombosis (PVT) is the leading cause of presinusoidal portal hypertension. 9 In 23 796 autopsies performed in Malmö, Sweden, Ogren et al demonstrated that the population prevalence of PVT is around 1%. 10 Cavernous transformation is usually associated with the severity of the PVT and may suggest chronicity of the PVT. 2,11 Once a portal vein is occluded by fresh thrombus, recanalization and venous collateral formation starts as within a few days with CTPV becoming evident as early as 6-20 days CASE REPORT thrombophilia was considere aetiology for the portal vein an Ca-125 level was ultimately co in view of the chronic underlyi Figure 1: Sagittal view of the l Colour Flow Doppler demonst vascular channels in the area remnant. Figure 2: CT abdomen images demonstrating the venous clu of the portal vein (cavernous t