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Opportunistic Molds
Section 9
34
Microbiology
Professional
05/22/2012

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Term
Emmonsiella parva
Definition
causes Adiaspiromycosis. found in soil and on mammals
Term
Emmonsiella parva
Definition
transmitted by inhalation of adiaspores.
Term
Emmonsiella parva
Definition
granulomas form in the lungs around adiaspore producing nodules. Adiaspores DO NOT REPLICATE, but increase 100 fold in size hindering normal pulmonary function.
Term
Emmonsiella parva
Definition
Sxs: pneumonia with fever and weight loss
Term
Emmonsiella parva
Definition
adiaspores with fibrous capsules in lung biopsies
Term
Aspergillus spp.
Definition
Low virulent infection most common in immunosuppressed who have neutropenia. cause aspergillosis.
Term
Aspergillus spp.
Definition
found in soil, hay, grains, decaying vegetation and plants
Term
Aspergillus spp.
Definition
transmitted by implantation, inhalation, or GI infection and P2P contact
Term
Aspergillus spp.
Definition
Sxs: asthma and bronchitis in pulmonary aspergillosis and FUNGAL BALLS with nectotizing pneumonia.
Also, DISSEMINATED ASPEROGILLOSIS involves various organs producing rhinocerebral proptosis (protrusion of eyeball), growths on heart valves, nodular skin, brain, liver, kidney lesions, and otitis externa
Term
Aspergillus spp.
Definition
Iatrogenic infection.
Term
Aspergillus spp.
Definition
acute-angle branching, septate hyphae in sputum or bronchoalveolar lavage in PAS or KOH stains
Term
Acremonium, Fusarium, Penicillium, and Scopulariopsis spp.
Definition
cause Hyalohyphomycosis
Term
Acremonium, Fusarium, Penicillium, and Scopulariopsis spp.
Definition
transmitted by ingestion or inhalation of spores or P2P contact
Term
Acremonium, Fusarium, Penicillium, and Scopulariopsis spp.
Definition
Mycelia invade tissue, producing thrombosis and infarctions.
Term
Acremonium, Fusarium, Penicillium, and Scopulariopsis spp.
Definition
These fungi grow intracellularly producing small, round conidia inside of macrophages
Term
Acremonium, Fusarium, Penicillium, and Scopulariopsis spp.
Definition
Sxs: pulmonary, cerebral, cutaneous, GI, and ocular granulomas or abscesses occur.
Term
Acremonium, Fusarium, Penicillium, and Scopulariopsis spp.
Definition
Large, branching, septate, hyaline hyphae in PAS tissue stains
Term
Geotrichum candidum
Definition
causes Geotrichosis
Term
Geotrichum candidum
Definition
transmitted by inhalation of arthrospores
Term
Geotrichum candidum
Definition
results in masses of necrotic foci containing septate hyphae and arthrospores
Term
Geotrichum candidum
Definition
pulmonary (diffuse lesions), bronchial (bronchitis), oral (thrush), GI (colitis), and cutaneous (cystic masses in skin) geotrichosis
Term
Oppotunistic molds
Definition
develops no partial or protective immunity
Term
Geotrichum candidum
Definition
septate hyphae with oval or spherical arthrospores in PAS preps
Term
Arthroderma, Aspergillus, Candida, Geotrichum and Scopulariopsis
Definition
opportunistic molds and yeast spp. found worldwide in soil and as normal flora
Term
Arthroderma, Aspergillus, Candida, Geotrichum and Scopulariopsis
Definition
transmitted by implantation with spore-contaminated fomites
Term
Arthroderma, Aspergillus, Candida, Geotrichum and Scopulariopsis
Definition
cause Onychomycosis, nail infection that damages nail architecture. nails become brittle.
Term
Arthroderma, Aspergillus, Candida, Geotrichum and Scopulariopsis
Definition
finger or toenail plates develop grooves and cavities without thickening of the nail plate
Term
Absidia, Mucor, and Rhizopus spp. (RAM)
Definition
found on soil, fruit and grain
Term
Absidia, Mucor, and Rhizopus spp. (RAM)
Definition
transmitted by implantation, ingestion, or inhalation of spores in pts with DIABETES, LEUKEMIA, TRANSPLANT RECIPIENTS OR DIALYSIS PTS.
Term
Absidia, Mucor, and Rhizopus spp. (RAM)
Definition
Hyphae directly invade blood vessels. Infection results in microabscesses in which eosinophils predominate
Term
Absidia, Mucor, and Rhizopus spp. (RAM)
Definition
true medical emergency caused by ... which is aggressive in immunosuppressed, diabetic or neutropenic pts.
Term
Absidia, Mucor, and Rhizopus spp. (RAM)
Definition
cause Mucormycosis
Term
Absidia, Mucor, and Rhizopus spp. (RAM)
Definition
Thoracic (leukemia pts), Rhinocerebral (diabetes or leukemia), Abdominal , Cutaneous (burn victims), and CNS (debilitated pts, result of head trauma) mucormycosis
Term
Absidia, Mucor, and Rhizopus spp. (RAM)
Definition
broad, branching, non-septate or sparsely septate hyphae with right angle branching in KOH or PAS prep of biopsy.
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