system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Microscopy of corneal ulcer showed branching septate hyphae. The probable diagnosis –
assistant
The correct answer is  Amongst the given options candida and aspergillus cause a corneal ulcer.
Branched septate hyphae and involvement of cornea favour the diagnosis of aspergillus.
Candia will show yeast-like form and psedomycelia (not branched septate hyphae).