A 60 years old male presented to the emergency dept with a massive necrotizing wound on the back. A clinical diagnosis of necrotizing fasciitis was made. Skin biopsy from the sample was sent to microbiology lab for KOH mount. Images provided.
KOH mount.
Q. What is provisional diagnosis?
Q. Name etiological agents that may cause such clinical condition.
This is a case of necrotizing fasciitis caused by Mucorales (KOH mount of sample: broad hyaline aseptate hyphae with right angle branching). Phenotypic identification can be made by fungal culture and microscopy (LPCB mount). For definitive species level identification ITS region sequencing is required.
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