Rhinosporidium seeberi belongs to:: (A) Fungus, (B) Bacteria, (C) Aquatic protistan protozoa, (D) Virus
Answer is A. Ans. (a) Fungus Ref Ananthanaravan' 7/e; p 603 Rhinosporiduim seeberi Lower aquatic fungi forming spores Natural habitat is reservoir water and perhaps soil contaminated with that water. Once infected organism produce a polypoidal mass lesion in the affected area, commonest site being nose, nasopharynx, tonsil, eye. Diagnosis: Can not be cultivated in aificial media. Histologically the lesion is composed of large number of fungal spores embeded in stroma of connective tissue and capillaries. Treatment: Excison of the polyp is the treatment of choice.