Common fungus causing corneal ulcer is
High-Yield Explanation
Aspergillus causes respiratory diseases, disseminated aspergillosis in brain, kidney and hea, and superficial infection like sinusitis, otomycosis and mycotic keratitis. Sporothrix causes sporotrichosis - nodular ulcerative disease of the skin and subcutaneous tissue. Mucor causes pulmonary and gastrointestinal mucormycosis. Ref: Textbook of Microbiology, Ananthanarayan and Paniker; 9th edition