Case Report: Mycobacterium haemophilum infection following minor trauma: diagnostic challenges and treatment implications

Background Non-tuberculous mycobacteria (NTM) infections are increasingly recognized in clinical practice, yet diagnosis remains challenging. Case presentation A 52-years-old immunocompetent male developed chronic finger infection after shrimp shell injury. Methods MetaCap sequencing was used. Results Mycobacterium haemophilum was identified; patient recovered after combination therapy. Conclusion MetaCap enables early diagnosis and targeted treatment.