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Fungi
Mycology Hyaline and Dematiaceous Fungi
| Question | Answer |
|---|---|
| Muti-celled, sickle-form macroconida Colonies: rose red or purple red pigmentation | Fusarium sp. |
| Dark, elliptical conidia each support by a conidiophore (lollipops) Colonies: grayish-brown appearance | Scedosporium apiospermum |
| Chains of spherical conidia produced from branching phialides Colonies: typically green, granular, rugose | Penicillium sp. |
| Tight clusters of spherical conidia held by finger-like phialides Colonies: "green lawn" that extends from border to border across the petri dish | Gliocladium |
| Microscopic description: Flower-like appearance Colony description: Green granular colony with a white peripheral apron | Aspergillus fumigatus |
| Microscopic description: Stem with bulbous extensions Colony description: Gray-white, cottony growth rapidly filling the Petri dish | Zygomycetes |
| Muti-celled, rough walled macroconidia with a tapered terminal cell Colony: cottony white with a lemon yellow apron. | Microsporum canis |
| Dense aggregated of echinulate, brown-black conidia Colony: peppered brown-black on the surface and gray-white on the reverse. | Aspergillus niger |
| Loose clusters of elliptical conidia arranged in a "diphtheroid pattern" Colony: smooth, pastel rose pigment | Acremonium sp. |
| Chains of large, lemon-shaped annelloconidia Colony: buff-brown with distinctive radial rugae | Scopulariopsis sp. |
| Chronis sinusitis | Scedosporium apiospermum |
| Otitis externa | Aspergilus niger |
| Mycotic keratitis | Fusarium sp. |
| Tinea pedis | Trichophyton rubrum |
| Stale bread | Mucor sp |
| Hospital construction | Aspergillus niger |
| Shared bath towels | Epidermophyton floccosum |
| Fermenting stored grain | Fusarium sp |