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SEARCH RESULTS FOR: esophageal-gastric-varices

esophageal-gastric-varices

Esophageal/Gastric Varices: Pathogenesis and clinical findings Schistosomiasis Schistosoma species enter the body through the skin and circulate to liver Eggs lodge in terminal portal venules causing inflammation and fibrosis • 1` resistance through fibrosed and inflamed sinusoids Cirrhosis Liver disease activates hepatic stellate cells causing hepatic fibrosis • I` resistance through fibrosed and distorted sinusoids • 1` portal inflow due to splanchnic vasodilation Veno-Occlusive Disease Budd-Chiari Syndrome Endothelial damage Hypercoagulable in the sinusoids leads to clotting states* cause factor deposition in thrombosis of hepatic sinusoids hepatic veins 1` resistance t resistance through through hepatic occluded distal veins occluded sinusoids by thrombus ► Intra Hepatic Portal Hypertension Post Hepatic Portal Portal Vein Thrombosis Hypercoagulable states* cause thrombosis of portal vein Infiltrative Lesion • Primary or secondary malignancy localized to the portal vein Splenic Vein Thrombosis Pancreatitis leads to inflammation and thrombosis of the splenic vein 1 resistance through '1' resistance through 1` resistance through portal vein occluded portal vein occluded by splenic vein occluded by thrombus malignancy by thrombus Pre Hepatic Portal Hypertension Hypertension *Hypercoagulable states such as thrombophilia, malignancy, or connective tissue disease Portal esophageal/gastric Esophageal/Gastric blood flow backed anastomoses up into Varices As variceal pressure 1` vessels swell 4— Blood loss from circulation 1 vessel J, wall thickness 1 vessel size tension Dilation of veins in submucosa Blood oxidized and vomited or passed through GI Authors: Bigger Varices Variceal rupture Upper GI bleed Gabriel Burke Reviewers: Vadim lablokov Laura Byford-Richardson Meredith Borman* * MD at time of publication • Red Wale Mark or Cherry Red Spot Blood loss too rapid to be oxidized before emesis or passage of GI (visualized on endoscopy) Legend: Pathophysiology Mechanism Sign/Symptom/Lab Finding Complications • Venous drainage of spleen backed up into gastric anastomoses Tachycardia and hypotension Anemia Death Melena Coffee ground emesis Hematemesis Bright red blood per rectum

варикозное-расширение-вен-пищевода-ж

Варикозное Расширение Вен Пищевода/Желудка: Патогенез и Клинические Данные