Fungal Toenail Infection (Onychomycosis) - Symptoms, Causes & Treatment #3411373 (License: Personal Use)

This clinical image shows advanced onychomycosis affecting multiple toenails, characterized by subungual hyperkeratosis, discoloration (yellow to brown), and nail dystrophy. The infection appears chronic, with significant nail plate deformation and possible lateral nail fold involvement. Such presentations often result from dermatophytes like Trichophyton rubrum and may require oral antifungals or laser therapy.

Used in dermatology or podiatry educational content, patient brochures, or telehealth symptom checkers to help users recognize fungal nail infections and seek timely care.