A patient made a self-diagnosis of athlete’s foot (tinea pedis) and began using a product adveised on television. The condition improved but did not clear and then the patient showed himself to a Dermatologist. A skin scraping was sent to the laboratory for culture, including culture for fungi. The fungal culture yielded a slow growing colony, which produced a few small microconidia. This is consistent with isolation of a dermatophyte of the genera –

Correct Answer: Microsporum
Description: Ans. is 'a' i.e., Trichophyton . Dermatophytes can be identified by their colonial appearance and microscopic morphology after growth for 2 weeks at 25degc on sabouraud's dextrose agar. . Differential diagnosis of Dermatophytes on the basis of Macroconidia and microconidia General Microconidia Macroconidia Trichophyton Abundant microconidia, arranged in clusters along hyphae Relatively scanty, elongated with blunt ends Microsporum Single microconidia (multicellular) Single macroconidia (multicellular) Epidermophyton No microcondia Macroconidia in groups of 2 or 3
Category: Microbiology
Share:

Get More
Subject Mock Tests

Practice with over 200,000 questions from various medical subjects and improve your knowledge.

Attempt a mock test now
Mock Exam

Take an exam with 100 random questions selected from all subjects to test your knowledge.

Coming Soon
Get More
Subject Mock Tests

Try practicing mock tests with over 200,000 questions from various medical subjects.

Attempt a mock test now
Mock Exam

Attempt an exam of 100 questions randomly chosen from all subjects.

Coming Soon
WordPress › Error

There has been a critical error on this website.

Learn more about troubleshooting WordPress.