Surgical opinion required for definitive management (i.e. cholecystectomy, cholecystostomy)
Bile for anaerobic C&S should be obtained unless mild uncomplicated acute cholecystitis
Uncomplicated community-acquired acute cholecystitis
Community-acquired acute cholecystitis with severe sepsis, or immunocompromised
All of the following:
Health care-associated acute cholecystitis
Health care associated
A non pre-existent infection occurring ≥ 48 hours after hospital admission and/or within 90 days of discharge from a health care facility or regular outpatient visits (eg. dialysis or chemotherapy).