Skin scrapings from a patient with tinea corporis were taken and cultured on SDA. Figure shows the LCB mount. Likely identity of the causative dermatophyte is-
M. gypseum-numerous fusiform (spindle) shaped macroconida M. audouinii- racquet shaped macroconidia E. floccosum- club shaped macroconidia T. rubrum- arrangement of microconida has been described as "birds on a wire" where the pyriform (teardrop shaped) microconidia are attached to the hyphae at the narrow end
Epidermophyton floccosum
Microsporum audouinii
Microsporum gypseum
Trichophyton rubrum
Mycology