Terminology

1
Terminology

• Anthropophilic-Human fungal infection contracted
  from another human being
• Geophilic-Human fungal infection contracted from
  contaminated soil
• Hyaline hyphomycosis- fungal infections caused by
  a hyaline mold (non-pigmented hyphae) in the
  hyphomycete sub-group of Deuteromycetes

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Terminology

• Phaeohyphomycosis-Certain fungal infection caused
  by dematiacious fungi (dark pigmented hyphae)
  examples present in each of the clinical
  classification categories
• White piedra-Hair infection characterized by
  white nodules around the shaft, caused by
  Trichosporon beigleii
• Black piedra-Hair infection characterized by dark
  nodules around the shaft, caused by Piadraia
  hortae

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phaeohyphomycosis
4
Terminology

• Opportunistic mycoses Infection with a fungus
  that is only pathogenic if the hosts defenses are
  impaired whatever
• Cleistothecia (Ascocarp)-Large sac-like
  structures within which develop aggregates of
  asci (pleural for ascus, or small sacs containing
  sexual spores, ascospores )

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Cleistothecium
6
Terminology

• Rhizoids-Root-like vegetative hyphae
  characteristic of the zygomycetes in the genera
  Rhizopus and Absidia
• Columella-Disk-like structure at the base of a
  sporangium that remains after the sporangium has
  burst and sporangiospores have been released
• Apophysis-Globe-like structure that protrudes
  from the columella into the sporangium

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Structures of Zygomycetes
Sporangium
Columella
Apohysis
Sporangiospores
Rhizoids
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Terminology

• en grappe-Masses of microconidia resembling a
  bunch of grapes
• en thyrse-microconidia arranged like birds on a
  fence along a hyphae
• Macroconidia-Larger of the two types of conidia,
  characterized by having multiple septae
• Microconidia-Smaller of the two types of conidia,
  characterized by being non-septate
• Debbie?

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240
engrappe Microconidia and Clavate Macroconidia
enthyrse Microconidia
Laboratory methods PPT?