Agents of Subcutaneous Mycoses Flashcards
What group of mycoses are in the deeper skin layer (CT), muscle, and bones?
Agents of subcutaneous mycoses
What group of mycoses occur from traumatic puncture?
Agents of subcutaneous mycoses
Identify the disease.
- verrucous dermatidis, chromomycosis
- cauliflower-like lesions
- brown, round, sclerotic bodies
chromoblastomycosis
Identify the fungi-causing chromoblastomycosis.
- conidia are subglobose rather than ovoid
- has more compact conidial heads than F. pedrosoi
Fonsecaea compactum
Identify the fungi-causing chromoblastomycosis.
- primary conidia function as conidiogenous cells to form secondary one-celled conidia
Fonsecaea pedrosoi
Identify the fungi-causing chromoblastomycosis.
- flask-shaped phialides with collarettes
- oval conidia at tips of phialides
Phialophora verrucosa
Identify the fungi-causing chromoblastomycosis.
- erect conidiophores
- branched chains, brown blastoconidia
- “shield cell” (conidium close to the tip of conidiophores)
Cladophialophora carrioniii
Identify the fungi-causing chromoblastomycosis.
- elliptic conidia produced sympodially
Rhinocladiella aquaspersa
What mycetoma is caused by fungi?
eumycotic mycetoma
What mycetoma is caused by bacteria?
actinomycotic mycetoma
Identify the disease.
- swelling
- exudate draining sinus tracts
mycetoma
The causative agent of mycetoma.
Eumycotic mycetoma
What refers to the anamorphic form of Psedallescheria boydii?
Scedosporium boydii
What refers to the teleomorph form of Psedallescheria boydii?
Cleistothecia
Identify the fungi-causing eumycotic mycetoma.
- hyaline mold
- slightly curved conidia
Acremonium falciforme
Identify the eumycotic mycetoma-causing fungi.
- annelids with conidia aggregating in masses at tips of conidiophore
Exophiala jeanselmei
What spp. of madurella grows at 37℃?
Madurella mycetomatis
What spp. of madurella grows at 30℃?
Madurella grisea
Identify the disease.
- caused by darkly pigmented fungi that have melanin in their cell walls.
Phaeohyphomycosis
Identify the phaeohyphomycosis-causing fungi.
- muriform, tapered
Alternaria spp.
Identify the phaeohyphomycosis-causing fungi.
- multi-celled, oblong
Bipolaris spp.
Identify the phaeohyphomycosis-causing fungi.
- twisted conidiophores @ point of attachment
- crescent-shaped conidia
Curvularia spp.
What is the causative agent of sporotrichosis?
Sporothrix schenckii
Identify the disease.
- “rose handler’s disease”
- lymphocutaneous sporotrichosis
Sporothrichosis
What refers to the presence of asteroid bodies in S. schenckii?
Splendore-Hoeplii phenomenon
Appearance of S. schenckii mold phase.
rosette
Appearance of S. schenckii yeast phase.
cigar-shaped
Two types of sporotrichosis.
- Mucocutaneous sporotrichosis
- Pulmonary sporotrichosis
