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Fasciitis complicating subcutaneous injection of interferon beta
C L Cooper1, R Gerstein, K Kaita
1Viral Hepatitis Investigative Unit, Department of Medicine, University of Manitoba, Winnipeg, Canada. cooper@ottawahospital.on.ca
Summary
Subcutaneous interferon injections for hepatitis C can cause local reactions like redness. One patient developed a rare fasciitis complication, highlighting the importance of sterile injection techniques.
Area of Science:
- Hepatology
- Infectious Diseases
- Dermatology
Background:
- Hepatitis C virus (HCV) infection is a significant global health concern.
- Interferon (IFN) injections have been a treatment modality for HCV.
- Local complications from subcutaneous IFN injections require careful monitoring.
Observation:
- A study reviewed 65 patients receiving subcutaneous IFN for HCV at a Hepatology Research Unit.
- Local complications at the injection site were documented.
Findings:
- Nine patients (approximately 13.8%) developed localized erythematous reactions.
- No life-threatening complications were observed.
- One previously unreported case of fasciitis following IFN beta injection was successfully managed with surgery and antibiotics.
Implications:
- Local reactions to subcutaneous IFN are relatively common but generally mild.
- Strict adherence to sterile techniques during injections is crucial to prevent serious complications like fasciitis.
- This case underscores the potential for rare but severe local infections following therapeutic injections.