Superficial Mycoses

Question 1

PV is lipophilic because it is found in areas rich in?

Answer 1

Sebaceous gland

Question 2

PV etiology

Answer 2

Malassezia furfur

Pityrosporum orbiculare

Question 3

Pityriasis vesicolor epidemiology

Answer 3

Both sexes
Worldwide
All races
Tropic and subtropic
Temperate climates

Question 4

Pityriasis vesicolor clinical manifestations

Normal pigmentation of patients skin

Answer 4

Dark skin - hypo pigmentation

Light skin - hyper pigmentation

Question 5

Pityriasis vesicolor clinical manifestations

Colors

Answer 5

Fawn
Yellow- brown
Dark brown patches

Question 6

Pityriasis vesicolor clinical manifestations

Scaling

Answer 6

May or may not

Question 7

Pityriasis vesicolor clinical manifestations

Commonly involves

Answer 7

Chest
Trunk
Abdomen

Question 8

Pityriasis vesicolor clinical manifestations

In chronic infections

Answer 8

Hypopigmented young lesions

Hyper pigmented older lesions

Question 9

Pityriasis vesicolor clinical manifestations

Acriform pityriasis Folliculitis

Answer 9

More severe
Large number
Around hair follicle

Question 10

Pityriasis vesicolor clinical manifestations

Lesion starts as multiple tiny?

Answer 10

Macula spots

Question 11

Pityriasis vesicolor clinical manifestations

Enlarge if

Answer 11

Coalesce

Question 12

Pityriasis vesicolor clinical manifestations

Fungus may colonize the lacrimal sac and obstruction may develop?

Answer 12

Dacryoliths

Question 13

Pityriasis vesicolor clinical manifestations

Inflammation interfere with tearing

Answer 13

Dacryocystist

Question 14

Pityriasis vesicolor clinical manifestations

Follicle become dilated and plugged and contain

Answer 14

Keratinous debris

Question 15

Pityriasis vesicolor differential diagnosis

Non infectious condition in which loss of cells that give color to the skin (melanocytes)
Result to smooth, white patches in midst of normally pigmented skin

Answer 15

Vitiligo

Question 16

Pityriasis vesicolor differential diagnosis

Ringworm of the body

Answer 16

Tinea circinata

Question 17

Pityriasis vesicolor differential diagnosis

Inflammatory disease of the skin
Scaly lesions usually on the scalp, hairline and face

Answer 17

Seborrheic dermatitisw

Question 18

Pityriasis vesicolor differential diagnosis

Slightly raised, scaly edged round or oval pink copper colored spots on the trunk and upper arms.

Answer 18

Pityriasis rosea

Question 19

Pityriasis vesicolor differential diagnosis

Brown scaly skin patches caused by corynebacterium minutissimum

Answer 19

Erythrasma

Question 20

Pityriasis vesicolor differential diagnosis

Depigmentation of skin
Caused by treponema carateum

Answer 20

Pinta

Question 21

Pityriasis vesicolor diagnosis

Answer 21

Skin scrapping
10% KOH- spaghetti and meat ball appearance
Wood lamp
Culture

Question 22

Pityriasis vesicolor treatment

Answer 22

Keratolytic agents - Whitfields ointment or salicylic acid
25% sodium thiosulfate + 1% salicylic acid
Miconazole- antifungal
Selenite disulfide (not available in Phil’s)

Question 23

Tinea Nigra

Also known as

Answer 23

Keratomycosis nigricans

Question 24

Tinea Nigra

More common in

Answer 24

Younger age group

Female

Question 25

Tinea Nigra Etiology

Answer 25

Exophiala wernickii

Question 26

Tinea Nigra clinical manifestations PUNDS

Answer 26

``` Palmar and plantar Usually single lesion No inflammation no pruritic Dark pigmentation Start as light brown macule ``` Centrifugally darkens

Question 27

Tinea Nigra Differential diagnosis

Answer 27

``` Malignant melanoma Junctional nevus Addison's disease Contact dermatitis Staining due to chemical and dyes ```

Question 28

Tinea Nigra diagnosis

Answer 28

10% KOH | 2 celled yeast ANNELICONIDIA

Question 29

Fungal infection of hair shaft

Answer 29

Piedra

Question 30

May table ang difference ng white at dark piedra. Hanapin at aralin

Answer 30

Nasa trans

Question 31

Pityriasis vesicular usually asymptomatic infection of which part of the skin?

Answer 31

Stratum corneum