fungi sy/sg Flashcards
red, raised border.
Tinea corporis (Ring worm) from Dermatophytoses • The outside edge is active inflammation surrounding a healing center
wt loss, night sweats, low grade fever
chronic cavatary pnemonia all systemic fungi: Histoplasma capsulatum blastomyces dermatitidis coccidioides immitis Crytococcus neoformans and Cryptococcus gattii Candidia albicans Aspergillus fumigatus Mucormycosis (zygomycosis)
retina: fluffy candidal patches.
disseminated: canadidasis from canadidia albicans in immnocomprimised ppl
liver cancer
Aspergillus fumigatus as a carcinogen
Rhinocerebral and pulmonary involvement
zygomycosis from Mucormycosis
- as the molds go after the sinuses, cranial bones, and blood vessels.
cerebral edema leading to brainstem compression
cryptococcosis from Crytococcus neoformans and Cryptococcus gattii ==> fatal
extension of thrush into the esophagus that causes a substernal burning sensation upon swallowing.
Esophagitis: canadidasis from canadidia albicans in immnocomprimised ppl
slowly progressive, often asymptomatic, low grade fevers, mild pneumonia, and multiple nodular infiltrates on the chest CT scan
Aspergillosis from Aspergillus fumigatus
fever, cough, CXR infiltrates
pnemonia all systemic fungi: Histoplasma capsulatum blastomyces dermatitidis coccidioides immitis Crytococcus neoformans and Cryptococcus gattii Candidia albicans Aspergillus fumigatus Mucormycosis (zygomycosis)
cavitations and abscesses in lung
Nocardia asteroids
meningoencephalitis
cryptococcosis from Crytococcus neoformans and Cryptococcus gattii
crackling and peeling of skin, starting btwn toes
Tinea pedis (athletes foot) from Dermatophytoses
hypo or hyperpigmented skin patches that don’t tan with sunlight
Pityriasis versicolor (tinea versicolor) from malassezia furfur.
vaginal itching and thick copious secretions.
Vaginitis: canadidasis from canadidia albicans in normal ppl
initial small violet, wartlike lesion → joined by others like it over the next months to years.
• Clusters of them look like cauliflower
chromoblastomycosis from Phialophora and cladosporium
Inflamed vaginal mucosa with patches of white clumps (cottage cheese) on the vaginal wall.
Vaginitis: canadidasis from canadidia albicans in normal ppl
granulomas w calcifications after the resolution of pnemonia
all systemic fungi: Histoplasma capsulatum blastomyces dermatitidis coccidioides immitis Crytococcus neoformans and Cryptococcus gattii Candidia albicans Aspergillus fumigatus Mucormycosis (zygomycosis)
Infection of preformed lung cavities that were made by TB or cancers
Aspergilloma from Aspergillus fumigatus
chronic disseminated dz with weight loss, night sweats, lung involvement, and skin ulcers.
blastomyces dermatitidis
dark brown or black painless patches on the soles of the hands and feet
Tinea nigra from exophilia werneckii
skin ulcers
cryptococcosis from Crytococcus neoformans and Cryptococcus gattii
Mild fever and meningismus.
cryptococcosis from Crytococcus neoformans and Cryptococcus gattii
Erosion into the pleural space, dissemination in blood/brain to cause abscesses in the brain or other organs
Nocardia asteroids
red scaly lesion with loss of hair that progresses in an expanding ring
Tinea capitis from Dermatophytoses
creamy white exudate with a reddish base cover the mucous membrane of the mouth.
Oral thrush: canadidasis from canadidia albicans in normal ppl
1 ulcer becomes necrotic, ulcerates ,and heals then others in the lymphatic tract
sporotrichosis from Sporothrix schenckii
Causes abscesses after trauma to the mouth or GI tract mucous membranes
Actinomyces israelii
• Named according to where it makes an abscess.
• Cervicofacial actinomycosis, abdominal actinomycosis, thoracic actinomycosis.
asthema
Allergic bronchopulomonary aspergillosis (ABPA) from Aspergillus fumigatus
meningitis, bone lytic granulomas, skin granulomas (that break down into ulcers), and other organ lesions
disseminated systemic fungi all systemic fungi: Histoplasma capsulatum blastomyces dermatitidis coccidioides immitis Crytococcus neoformans and Cryptococcus gattii Candidia albicans Aspergillus fumigatus Mucormycosis (zygomycosis)
bloody sputum
Invasive pneumonias can develop in immunocompromised pts, from blood vessel invasion of the aspergillus hyphae.
nails are thickened, discolored, and brittle
Tinea unguium (onychomycosis) from Dermatophytoses
itchy red patches on the groin and scrotum.
Tinea cruris (jock itch) from Dermatophytoses
Headache, nausea, confusion, staggering gait, and/or cranial n. deficits
cryptococcosis from Crytococcus neoformans and Cryptococcus gattii
bone lesions
cryptococcosis from Crytococcus neoformans and Cryptococcus gattii
warm moist areas in diapers or under skin folds can become red and mascerated.
Diaper rash: canadidasis from canadidia albicans in normal ppl
sulfur granules
Actinomyces israelii: yellow granules from pus draining from the abscesses: really just collections of actinomyces and cellular debris.
