Genus Trichophyton is a group of fungi that commonly causes skin and nail infections. There are various synonyms that can be used to refer to this genus, including Epidermophyton, Microsporum, and Nannizzia. These fungi are characterized by their ability to grow as molds and yeasts, and they can thrive in warm and humid environments. Some common infections caused by Genus Trichophyton include athlete's foot, jock itch, and ringworm. Treatment for these infections usually involves using antifungal medications, either topical or oral, depending on the severity of the infection. It is important to seek medical attention if any suspicious skin or nail lesions appear, especially if they are painful or persist for a long time.