AHA Coding Clinic® for ICD-9 - 2014 Issue 1; Ask the Editor
Infected Total Knee Replacement due to Corynebacterium Diphtheriae
A patient was admitted to the hospital for treatment of an infected total knee arthroplasty and wound dehiscence. During the hospitalization the wound culture grew Corynebacterium diphtheriae. The specific culture results showed, “Corynebacterium species heavy growth, no anaerobes isolated.” The patient’s wound was treated with antibiotics, wet/dry dressings and wound vac. The provider’s final diagnostic statement listed, “Dehiscence and wound infection with corynebacterium of right total knee replacement.” How should this case be coded? ...
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Article Overview
This article addresses coding for a hospitalized patient with an infected total knee arthroplasty, wound dehiscence, and wound culture findings involving Corynebacterium diphtheriae. It is a concise case-based coding discussion intended for coders working with inpatient diagnosis assignment, infection-related prosthetic complications, and wound care documentation.
Why This Topic Matters
Prosthetic joint infections and wound complications often require careful review of the documentation to support accurate diagnosis coding. This article helps coding professionals understand how the case is framed and what type of coding guidance is being discussed.
What You Will Learn
- How an infected knee arthroplasty case is presented for coding review.
- How wound dehiscence and culture information factor into the documentation context.
- What kind of diagnosis coding guidance is being discussed for an inpatient prosthetic joint complication case.
- How the article frames the relationship between infection, wound care, and the final provider statement.
Who Should Read This
- Inpatient coders
- Coding auditors
- Clinical documentation specialists
- Revenue cycle professionals
Codes Discussed
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