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Definition
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Term
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Definition
black monomorphic mold
produces superficial mycosis of HAIR SHAFT |
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Term
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Definition
| found in South America as normal human flora, soil, or non-human mammals |
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Term
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Definition
| INFECTION OF HAIRS OF THE SCALP form mycelial/nodular swellings along shaft. Causes hair to break off due to keratinolytic activity. |
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Term
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Definition
| GRITTY, HARD BLACK ENCRUSTATIONS of cemented hyphal cells form painless nodules |
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Term
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Definition
| KOH or PAS staining xs hairs: hair shafts with black, hard gritty nodules containing ASCI WITH MULTIPLE ASCOSPORES |
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Term
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Definition
| causes PITYRIASIS (TINEA) VERSICOLOR |
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Term
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Definition
| lipophilic, dimorphic fungus causing superficial mycotic infection of the skin. |
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Definition
| Predisposing factors: use lipid emulsions, illness, malnutrition, high cortisol levels, high temperature and humidity. |
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Term
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Definition
most common between adolescence and middle age
incidence 40 to 60% |
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Term
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Definition
| LIPOPHILIC FUNGUS feeds on skin oil, removing stratum corneum layer. Increaes squamous cell turnover of outer epithelium. |
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Term
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Definition
red, brown, blotchy, scaly, painless, hypopigmented patches on skin of non-suntanned individuals.
Pinkish white patches on dark skinned people. |
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Term
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Definition
| can develop into itchy PAPULES AND PUSTULES or ATOPIC DERMATITIS on back and trunk |
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Term
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Definition
| KOH or PAS staining of skin scrapings: stubby hyphae and globose budding yeast cells in form of SPAGHETTI AND MEATBALLS |
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Definition
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Definition
| black, dematiaceous, monomorphic mold causing superficial mycosis of skin |
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Term
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Definition
found worldwide in STAGNANT WATER and SOIL.
normal flora of HUMANS and MAMMALS |
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Term
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Definition
| mold feeds on stratum corneum layer of HAND and FEET, resulting in squamous cell turnover. |
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Term
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Definition
| solitary, brown-black, nonscaly, flat, painless MACULES mottled with deeper pigmentation at periphery. |
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Term
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Definition
| KOH or PAS staining of skin scrapings: MULTIPLE-BRANCHED SEPTATE, DARK PIGMENTED HYPHAE,, and elongated budding cells |
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Term
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Definition
| lesions must be differentiated from MALIGNANT MELANOMA or contact dermatitis. |
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Term
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Definition
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Term
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Definition
| white monomorphic mold found WORLDWIDE in STAGNANT WATER and SOIL; normal flora of HUMANS and MAMMALS |
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Term
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Definition
| infection of the hair: WHITE, MYCELIAL/NODULAR SWELLINGS along the axis of the hair shafts. weakens/breaks hair |
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Term
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Definition
| SOFT, WHITE, PAINLESS NODULES around cuticle of hair shaft, resulting in crust on skin or hair of head or genitals |
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Term
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Definition
| KOH or PAS skin scrapings: hair shafts with conidia and white nodules, and HYALINE, SEPTATE HYPHAE broken into ARTHROSPORES |
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Term
| Otomycosis (Aspergillus, Penicillium, Mucor, and Rhizopus sp.) |
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Definition
| opportunistic, saprophytic, monomorphic molds causing superficial infection of outer ear |
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Term
| Otomycosis (Aspergillus, Penicillium, Mucor, and Rhizopus sp.) |
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Definition
| WORLDWIDE in SOIL. Infects humans and animals, but they are not reservoirs. |
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Term
| Otomycosis (Aspergillus, Penicillium, Mucor, and Rhizopus sp.) |
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Definition
only superficial mycoses transmitted by FOMITES ONLY.
(all others= person-person, mammal-person, fomites) |
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Term
| Otomycosis (Aspergillus, Penicillium, Mucor, and Rhizopus sp.) |
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Definition
| large masses of epithelial debris in EXTERNAL AUDITORY MEATUS |
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Term
| Otomycosis (Aspergillus, Penicillium, Mucor, and Rhizopus sp.) |
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Definition
| chronic infection of the external ear with itching, pain, inflammation, loss of hearing, and serous secretion. |
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Term
| Otomycosis (Aspergillus, Penicillium, Mucor, and Rhizopus sp.) |
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Definition
KOH: fragments of mycelium with or without branches and septa
conidiophores and conidia or sporangiophores may be seen. |
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