Suitability of hair type for dermatophytes perforation and differential diagnosis of T. mentagrophytes from T. verrucosum.

Most of the dermatophyte species have the ability to perforate hair structure and consume its contents of keratin through secretion of keratinase enzyme. Two clinical isolated species of dermatophytes were diagnosed as Trichophyton mentagrophytes var. granulosum and Trichophyton verrucosum.