surgical site infection
Also written as: SSI — surgical site infection
Healthcare-associated infection occurring at the site of surgical intervention within specific time parameters.
Full Definition
Surgical site infection (SSI) is a healthcare-associated infection that occurs at or near the surgical incision site within 30 days of operation, or within 90 days if an implant is placed. SSIs are classified as superficial incisional, deep incisional, or organ/space infections based on anatomical involvement. Risk factors include patient comorbidities, surgical factors, and environmental conditions. Diagnosis requires specific clinical criteria including purulent drainage, positive cultures, or signs of inflammation. Prevention strategies and documentation of infections are critical for quality improvement and regulatory reporting.
Usage
Usage note: Classify as superficial, deep, or organ/space infection and document according to CDC criteria.
In Context
- "The patient developed a superficial surgical site infection requiring antibiotic therapy." — postoperative note
- "Deep surgical site infection was confirmed by positive tissue cultures." — infectious disease consultation