Superficial mycoses

Question 1

Tinea versicolor species

Answer 1

Malassezia furfur

Question 2

TV morphology

Answer 2

Spaghetti and meatballs on KOH prep

Question 3

TV epidemiology

Answer 3

Humans are sole source of infection

Spread through direct or indirect contact with infected keratinous flakes

Question 4

TV presentation

Answer 4

Hypo-or hyper-pigmented macules

Cause of seborrheic dermatitis

Question 5

TV diagnosis

Answer 5

KOH prep on skin scrapings
Lesions fluoresce yellow under a Wood’s lamp
Culture on mycologic agar supplemented with olive oil

Question 6

TV treatment

Answer 6

Topical or oral azoles

Topical selenium sulfide

Question 7

White piedra

Answer 7

Trichosporon cutaneum

Question 8

WP morphology

Answer 8

Mixture of cell types

Question 9

WP epidemiology

Answer 9

Worldwide in tropical and subtropical regions

Question 10

WP presentation

Answer 10

Gooey fungus surrounds hair shaft

Question 11

WP diagnosis

Answer 11

Microscopic examination of infected hair

Sabouraud’s agar plate

Question 12

WP treatment

Answer 12

Topical azoles

Shaving affected areas and improving hygiene