Subcutaneous

Question 1

skin trauma/prick
inoculation mycoses usually confined to subcutaneous tissues
Diseases are usually CHRONIC IN NATURE

Answer 1

SUBCUTANEOUS MYCOSES

Question 2

AKA: Rose Gardener’s Disease, Rose Handler’s Disease

Answer 2

Sporotrichosis

Question 3

Causative agent of Sporotrichosis

Answer 3

Sporothrix schenckii

Question 4

Pathology: Granuloma Formation in Tissues

• Splendore-Hoeppli Phenomenon (Asteroid Bodies)

• Fungus is DIMORPHIC

• Yeast: Cigar Shaped

• Mold: Flowerette or daisy head appearance

• Specimen: Skin biopsy, aspirate, pus or curetting

Answer 4

Sporothrix schenckii

Question 5

Chronic, localized Subepidermal infection causing Keloidal blastomycosis.

Answer 5

Lobomycosis

Question 6

Causative agent of Lobomycosis

Answer 6

Lacazia loboi (formely Loboa loboi)

Question 7

• Monomorphic

• looks like P. brasiliensis (dimorphic)

• Tissues: multiple budding cells in chain

Answer 7

Lacazia loboi (formely Loboa loboi)

Question 8

Causative Agent of Rhinosporidiosis

Answer 8

Rhinosporidium seeberi

Question 9

• Found in water.

• Polyploid masses in nose, pharynx

• Tissue form: sporangium - sac-like structure filled with endospores.

• Looks like C. immitis- smaller

Answer 9

Rhinosporidium seeberi

Question 10

Chronic Inflammatory or Granulamatous Disease restriced in the nasal mucosa.

Answer 10

Rhinoentomophthoromycosis

Question 11

Causative agent of Rhinoentomophthoromycosis

Answer 11

Conidiobolus coronatus/ Entomophthora coronata,

Question 12

a member of Zygomycetes Predisposition: 80% males.

Answer 12

Conidiobolus coronatus/ Entomophthora coronata,

Question 13

AKA: Madura foot, Maduromycosis Caused by a variety of organisms such as:

• fungi (eumycotic mycetomas)

• bacteria (actinomycotic mycetomas

Answer 13

Mycetoma/ Madura foot agents

Question 14

– Madurella mycetomatis (most common), Madurella grisea, Exophiala jeanselemei, Acremonium falciforme, Pseudallescheria boydii

Answer 14

Eumycotic of Mycetoma

Question 15

Actinomadura, Nocardia, Streptomyces

Answer 15

ACTINOMYCOTIC ACTINOMYCETES: of mycetomq

Question 16

“S. aureus, Bacteroides, E. coli, P. aeruginosa

Answer 16

BOTYROMYCOTIC of mycetoma

Question 17

Characterized by swelling and suppuration of subcutaneous tissues and formation of sinus tracts with extension to the bone.

Granules (grains) are seen (aggregates of the organism) in the draining pus
. Affected areas: hands or feet.

Answer 17

Mycetoma/madura foot

Question 18

Ringworm of the body

Answer 18

Tinea corporis

Question 19

Ringworm of the ‘groin “jock itch

Answer 19

Tinea cruris

Question 20

Ringworm of the foot
“athlete’s foot”

Answer 20

Tinea pedis

Question 21

Ringworm infection of the hand

Answer 21

Tinea manuum

Question 22

Nail infection of the hand

Answer 22

Tinea ungium

Question 23

Ringworm affecting the bearded areas of the face and neck

Answer 23

Tinea barbae

Question 24

Scalp ringworm

Answer 24

Tinea capitis

Question 25

a. Gray patch tinea b. Black Dot Capitis

Answer 25

Tinea capitis

Question 26

Chromoblastomycosis, Mossy Foot disease, Dermatitis Verrucosa, Hematomycosis

Answer 26

Chromomycosis/ chromoblastomycosis

Question 27

Etiology of Chromomycosis/ chromoblastomycosis

Answer 27

Fonsecaea compacta, Fonsecaea pedrosoi -most common,

Question 28

Culture: SDA • Presence of sclerotic bodies (fission or medlar bodies) in infected tissues

Answer 28

Chromomycosis/ chromoblastomycosis

Question 29

Dark colonies with jet black reverse

Answer 29

Chromomycosis/ chromoblastomycosis

Question 30

Formation of Solitary Asymptomatic Nodule or cyst in immunocompetent patients. Culture: SDA

Answer 30

Phaeohyphomycosis

Question 31

Causative agent of Phaeohyphomycosis

Answer 31

Exophiala jeanselmei, Wangilla dermatitidis, Cladosporium, Cladophialophora bantiana, Phialophora, etc