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Single lesion multibacillary leprosy, a treatment enigma: a case report
Bishwa R Sapkota1, Kapil D Neupane, Ram K Maharjan
1Mycobacterial Research Laboratory, Anandaban Hospital, GPO Box 151, Kathmandu, Nepal. bishwasapkota@yahoo.com.
Journal of Medical Case Reports
|January 16, 2009
Summary
Accurate leprosy classification is crucial for effective treatment. This case highlights the importance of slit-skin smears and biopsies to distinguish between multibacillary and paucibacillary leprosy for appropriate patient management.
Area of Science:
- Dermatology
- Infectious Diseases
- Immunology
Background:
- Leprosy presents a spectrum from tuberculoid to lepromatous forms, influenced by individual immune status.
- Classification into multibacillary and paucibacillary leprosy guides treatment decisions based on lesion and nerve involvement.
Purpose of the Study:
- To present a case of leprosy with diagnostic challenges.
- To emphasize the importance of diagnostic methods in classifying leprosy for appropriate treatment.
Main Methods:
- A 20-year-old male presented with a single, anesthetic lesion on his thigh.
- Initial clinical diagnosis was tuberculoid leprosy, but slit-skin smears and biopsy revealed borderline tuberculoid leprosy.
- The patient was treated with a 24-month multibacillary multidrug regimen and managed for a Type 1 reversal reaction.
Main Results:
- Slit-skin smear showed a high bacterial index (4+) from the lesion.
- Histopathology confirmed granuloma with a bacterial index of 2+.
- The patient developed a Type 1 reversal reaction, managed with oral prednisolone.
Conclusions:
- Routine slit-skin smears and biopsies are essential for differentiating leprosy types and ensuring correct treatment.
- Undetermined host factors significantly influence the response to Mycobacterium leprae, presenting an ongoing challenge in leprosy management.
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