Mycology - Superficial Mycoses

Front 1

A 40-year-old male returns from a business trip to Brazil and complains of a form of black dandruff.
He spent the trip traveling across the country looking for pottery to export to the United States.
His only contact with someone with his current condition was a maid who took care of the room he stayed in.
An examination reveals gritty, hard black encrustations on the hair shafts of his head.

Back 1

Black piedra found in south america

piedra hortae

Front 2

A 20-year-old female waitress from Sloppy Joes complains of having her blond hair darkened by the water she splashes on it during hot days.
Conformation of this disease is by examination of the nodules for

Back 2

Black piedra: piedra hortae

Ascospores

Front 3

A 25-year-old female in southern Florida acquired a fashionable suntan but the results were not what she had anticipated.
Her tan appeared uneven with well-outlined, hypo-pigmented lesions on her upper torso.
A microscopic examination of skin scales using potassium hydroxide solution revealed yeast cells and hyphae resembling "spaghetti and meat balls."
What is the cause of this disease?

Back 3

Versicolor: Malassezia furfur

Front 4

A 45-year-old male Harley biker presents with painless brownish-black macules in the palm of his throttle hand.
It started after a rode trip during the rainy season in Seattle.
The causative agent of this lesion is a species of

Back 4

Tinea nigra: Hortaea werneckii

Front 5

A 30-year-old female nursery worker has soft, white, painless nodules around the cuticles of hair shafts on her head.
The infection has resulted in nodular swellings that contain mycelia.
The causative agent is

Back 5

White piedra: Trichasporon ovoides

white tricks with oval bootey

Front 6

A 5-year-old female presents with a chronic infection of the external ear characterized by itching, pain, inflammation, and draining secretions.
This infection is found

Back 6

otomycosis is found worldwide.

Of the superfical mycoses, only Black piedra is not worldwide (south america)

Front 7

All forms of superficial mycosces can be passed person-to-person except

Back 7

Otomycosis

Front 8

A 25 year old patient complains of chronic external ear infections. fragments of mycelium was found in the exudate. What spp caused this?

Back 8

Otomycosis is caused by Aspergillus, pencillium, mucor, and Rizopus spp.

Front 9

What treatment is used for Otomycosis and versicolor?

Back 9

Ketoconazole

Front 10

What treatment is used for Black and white piedra?

Back 10

Selenium sulfide

Front 11

What forms of superficial mycoses can be acquired from stagnant water?

Back 11

Tienea Nigra and White piedra

Front 12

What forms of superficial mycoses can be acquired from soil?

Back 12

Black & White piedra and Tinea nigra

Front 13

What form of superficial mycoses can be treated by Miconazole?

Back 13

Tinea Nigra

Front 14

Do superficial mycoses yield any type of immunity?

Back 14

NO, immunity does not occur after superficial mycoses infections

Front 15

Malazzezia is transmitted by human contact with

Back 15

humans
person-to-person

Front 16

Infection of the hair-shafts with white nodular swellings on the hair is characteristic of

Back 16

Trichospron ovoides

White piedra

White tricks with oval booty

Front 17

Black, painless nodules on hair shafts are common in patients with

Back 17

Black piedra

Piedra hortae

Front 18

Brownish-black, nonscaly painless nodules, mottled with deep pigmentation at the advancing periphery, found on the feet, are characteristic of

Back 18

Tinea nigra