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23 Cards in this Set
- Front
- Back
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Pityriasis versicolor
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-Malassezia furfur, dimorphic
-worldwide (normal flora, humans and non) -incubation days -lipophilic, feed skin oil -no immunity -upper body hyper, hypo pigmented lesions -itchy papules and pustels, atopic dermatitis -speghetti and meatballs -Ketoconazole |
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Otomycosis
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-Aspergillus
-Penicillium -Mucor -Rhizapus -fomites only -outer ear infection -masses debris in ear -no immunity -chronic -KOH reveal fragments -Ketoconazole, wax hook |
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Tinea Faciei
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-Trichophyton
-human nonhumans reserviors -aerial as well -partial immunity -cicular lesions -pruritus burning erthema -KOH hyphae microconadia -Miconazole |
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Tinea barbae
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-Trichophyton
-human nonhuman reservoirs -aerial too, -10-14 days -around hairs -edema, leukocytic infiltrations -partial immunity -mild and deep -KOH microconidia -Griseofulvin |
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Tinea capitis-ectothrix
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-Microsporum
-favosa Africa and Europe -male before puberty, female after -outside hairshaft -10-14 -partial immunity -gray patch ringworm -kerions or keloids (inflam or scars) -dermatophytids, alopecia (no hair), keratomycisos(diseased cornea) -favosa yellow skin crusts -KOH chains macroconidaia, hyphae -Griseofulvin |
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Tinea Capitis-endothrix
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-Trichophyton
-all ways -males more likely -10 14 days -conidia inside shafts -if cuticle all over -allergic eruptions -partial immunity -black dot ringworm -scutula skin crusts -chronic -hair loss -inside hair! -Griseofulvin |
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Tinea corporis
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-Microsporum
-Trichophyton -Epidermophyton -10 14 days -horny layer skin infect -center clears first -partial immunity -glabrous skin (from dry/scaly to pustular crusty) -annular, possible chronic -vesicular type, not -KOH mycelia conidospores, club maroconidia -Terbinafine |
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Tinea unguium
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-Epidermophyton
-Trichophyton -nail plates -not animals -males after puberty -inflammation -partial immunity -soft, friable keratin -Leukonychia- white patches -invasive subungual dermatophytosis- cracks and colored -Hyphae macroconidia -terbinafine, resistant likely chronic |
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Tinea manuum
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-epidermophyton
-microsporum -trichophyton -no animal -males, w/ pedis -10-14 -maceration skin -lesions exfoliative, scaly become vesicular red patches -partial immunity -KOH hyphae macroconidia -miconazole |
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Tinea cruris
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-epidermophyton
-trichophyton -not animals -20-30 yo male -groin itch -10 14 -patial immunity -serpinginous, marginated lesions -older leather like -KOH hyphae conidia, epi and tri clubed shaped, epi no microconidia -Terbinafine |
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Tinea Pedis
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-Epidermophyton
-trichophyton -adulat males, not barefooters -need breakdown skin defenses -keratinized skin -chronic paulosquamous skin seen -no immunity -athletes foot -peelin fissuring tween toes -vesicular form -KOH hyphae macro or micro terbinafine |
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Pseudallescheriasis
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-pseudallescheria
-madurella -decaying veg, manure, poluuted water -inhalation or implantation -months to years -hyphae invade subq tissues -produce melanin to evade -no immunity -Eumycetomas painless tumor like swellings -Pulmonary pseudallescheriasis- in lungs, fungus ball -Others -KOH broad brnaching septate hyphae, black grains -ketoconazole |
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Sporotrichosis
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-dimorph
-decay veg or soil -traumatic implant or inhalation -week to 3 months -lesions in lymphatics -circumscribed microabscesses foci -no immune -lymphocutaneous- painless nodular in lymph channels -fixed cutaneus at innoculation point -mucocutaneous, bust mucus mems -pulmonary-chronic, like tuberculosis -extracutaneous- extra organs -PAS asteroid bodies -Itraconazole |
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Candidiasis
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-opportune yeasts
-nosocomially?, -person person, fomites -1 -5 -gelatinous lesions w/ large emoli, brain kidney spleen -granulomas in leukocyte tissue -no immune -mucocutaneous candidasis, white on tongue, anywhere muscousy -cutaneous-paronychia, diaper rash, onychomycosis -systemic, fever, lots other iatrogenical -chains, budding pseudohyphae -fluconazole, amphotericin B |
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Rhodotorulosis(yeast)
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-candida
-rhodotorula -saccharomyces -schizosaccharomyces -contaminated needles other equipment like that, person perosn -1 -5 -yeast seeded in blood, toxic rxn -fungal peritoniitis- if continous -no immune -fever, hypo, tachy, chills -shock if fungemia -fatal poss major organ -PAS spherical to elongate budding nonencapsulated yeast cells -remove contamination |
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Pneumocytosis(yeast)
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-rodents
-person person, inhaled -immunosupress -1- 2 months -in lung, cyte granulomas -protective immunity -interstitial plasma cell pneumonia -silver nitrate thick walled cysts internal bodies -wright stain too -Cotrimoxazole |
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Cryptococcosis(yeast)
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-pigeon dung
-inhalation -capsular polysacchareides delete complement -granulomas -slow resolution -partial immune -CNS headaches and stuff (most diagnosed) -pulmonary aspymotmic -Cutaneous- papules, ulcers -Mucocutaneous- swollen granulomas ulcers -disseminated meningitis, lesion heart -osseous- bones -Nigrosin stain- halos -Fluconazole |
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Aspergillosis
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-soil hay grains decay veg
-implantation, inhalation, GI infect, person contact -low virulence -days to weeks -dsRNA mycoviruses- form toxins -invade endothelial cells, endotoxins lesions, thrombosis, infarctions -no immune -pulmonary ashma, fungus balls, plugging -disseminated other organs -acute angle branching septate hyphae -Amphoteracin B |
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Onychomycosis
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-Arthroderma
-Asperigillus -Candida -Geotrichum -Scopulariopsis -implantation, (nail infection) -damage nail architecture -no immune -grooves and cavities w/o thickenin -lesions painful pigmented brittle -various form seen -Itraconazole |
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Mucormycosis
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-Absidia
-Mucor -Rhizopus -soil fruit grain -implantation, ingestion, inhalation -invade blood vessels, infarction etc -microabscesses w/ eosinophils sheath, rubbery -emergency in immuno, diabetc neutropenuc patients -no immune -thoracic-fever, dyspnea, bronchitis w/ leukemia Rhinocerebral-fever, cellulitis nose, bilarteral proptosis eyes, swell brain w/ diabetes leukimea -abdominal- ulcers diahreea -cutaneaous- burn patients -CNS-from nose head trauma |
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Coccidioidomycosis
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-dimorph
-arid semi arid, S US, central southameria soil -inhalation, rodents -greatest pregos, nonwhites, summerish -weeks -tissue necrotic granulomas, scarring -protective immune -pulmonary-fever chills anorexia , valley fever -allergic erythema rashes nodules desert bumps -arthritis desert rheumatism -disseminated- meningitis, granulomas -KOH thin walled spherules -Amp B -no complement fixing or precip antibody titers |
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Histoplasmosis
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-dimorph
-Ohio-Mississippi valley -duboisii -africa asia bird bat shit inhalation -3- 18 -necrotic granulomas monocyte dissemination -allergic to yeast phase -protective immune --mild pulmonary fever chills chest pain, summer fever -severe, bad lung shit -mucocutaneous- muscous mem granullomatous -systemic- fever liver fed, septic shick, weight loss -extra inta oval yeast -amp B |
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dimorph
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-histo
-coccodio -sport -pityritis |
