Gallbladder & extrahepatic biliary tree

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  • 1. UNIVERSIDAD DE GUADALAJARA Centro Universitario de Ciencias de la Salud GALLBLADDER &EXTRAHEPATIC BILIARY TREE Dr. Benjamn Robles MariscalDr. Hctor Manuel Virgen AyalaClnicas quirrgicasBrenda de la Torre Aguayo209340718

2. Embryology Development of the liver and biliary structuresbegins during the fourth week of fetal life. Caudal portion 3. ANATOMY 4. InervacinMotor innervation. T8T9Sensory innervationValves of Heister 5. Anatomy 6. Physiology Bileproduce by the liver, transported to thegallbladder and released in response tohumoral and neural control Hepatic production: 600 mL 7. Composition of bile1 Electrolytes and water2 Bile pigments3 Protein4 Lipidsa) Phospholipids, primarily lecithinb) Cholesterolc) Bile acids (bile salts): chenodeoxycholic acid and cholic acid conjugates withtaurine and glycine 8. Functions of the gallbladderStorage of bileConcentration of bile Absorption of water Secretion of mucusRelease of bile Simultaneous contraction of the gallbladder andrelaxation of the sphincter of Oddi CCK 9. RADIOLOGIC DIAGNOSIS OFBILIARY TRACT DISEASE 10. Plain abdominal films 11. Real time ultrasonography 12. Hepatobiliary iminodiacetic acid (HIDA) scan 13. Endoscopic retrogradecholangiopancreatography (ERCP) 14. 1Common bile duct2Common hepatic duct3Cystic duct4Endoscope in duodeno5Gallbladder6Ampers ampulla7Left hepatic duct8Neck of gallbladder9Pancreatic duct10 Right hepatic duct 15. MRI / CT 16. GRACIASTHANK YOU