Pathogenesis > Infectious Disease > Fungus > Hyalohyphomycoses

Hyalohyphomycoses

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refers to disease caused by fungi without pigment (“hyalo-“ means “clear”)

 

hmtoggle_plus1Fusarium
predisposing factors:   neutropenia, burn patients
abscesses, or cellulitis
#1 opportunistic fungus for burns aspergillus is #2(mnemonic:  with a short “fuse” you get burned)

 

culture banana shaped macronidia;  sickle shaped (fusiform)
histology dichotomously branching septate hyphae (like aspergillus)
non-pigmented hyphae

 

 

hmtoggle_plus1Penicillium
organism Penicillium marneffei
endemic to Southeast Asia

 

ubiquitous in nature, frequent lab contaminant
difficult to prove as etiologic agent unless verified by histology

 

see Deep Fungus