*Dx: Cholestatic pattern of '''elevated bilirubin and alk phos''', Charcot triad for '''ascending cholangitis includes RUQ pain, fever, jaundice'''.
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*Dx: Cholestatic pattern of '''elevated bilirubin and alk phos''', Charcot triad for '''ascending cholangitis includes RUQ pain, fever, jaundice'''. When clinical suspicion for acute cholecystitis is high, but US is negative or inconclusive, '''get HIDA scan.'''
*Tx: For acute/ascending cholangitis, treat with '''ERCP within 24-48 hrs'''
*Tx: For acute/ascending cholangitis, treat with '''ERCP within 24-48 hrs'''