Toe Nail Fungus Symptoms, Causes & Treatment Options #3790399 (License: Personal Use)

The image displays a severely affected great toenail with yellow-brown discoloration, hyperkeratosis (thickening), and onycholysis (separation from the nail bed). Surface irregularities include ridges and crumbly debris, consistent with dermatophyte-induced onychomycosis. Adjacent toes appear unaffected, highlighting localized progression.

Used in medical education, dermatology blogs, podiatry service pages, and symptom-checker tools; targets users searching for visual confirmation of nail fungus to self-assess or seek professional help.