(ERCP+ sphincterotomie), CCK Ileus calcul biliaire Investigation Rigler's triad: pneumobilie (air arbre biliaire), obstruction petit intestin, calcul biliaire (d'hab FID)
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Alp-Ggt-bili conjugue, augm leger ast-alt, amylase/lipase N (r/o pancreatite) U/S: dilatation canaux intra/extra hepatique Tx: NPO, resuscitation liq, +- TNG, ATB IV, decompression biliaire
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