27 Jun 2022

Arthroderma insingulare (Anamorph: Trichophyton terrestre)

A rapidly growing fungus that produces a white, later pale yellowish colony with a pink to vinaceous reverse, within nine days, when incubated at 25oC (77oF). It is found worldwide and is frequently isolated from soil, rodent hair, and chicken feathers. Rarely a human or animal pathogen causing dermatophytoses (ringworm).