Symptoms & Diagnosis

Close up of a discolored nail that could be toenail fungus or another common lookalike condition.

What Looks Like Toenail Fungus? 12 Conditions O...

Thick, yellow, or crumbly toenails are not always fungus. Injury, psoriasis, lichen planus, chemical reactions, bacteria, and even melanoma can look similar. Because they appear alike, a lab test on...

What Looks Like Toenail Fungus? 12 Conditions O...

Thick, yellow, or crumbly toenails are not always fungus. Injury, psoriasis, lichen planus, chemical reactions, bacteria, and even melanoma can look similar. Because they appear alike, a lab test on...

**Alt text:** Close-up of a real foot illustrating five types of toenail fungus, with labels for distal lateral subungual, superficial white, proximal subungual, candidal, and total dystrophic changes.

Types of Toenail Fungus: 6 Patterns and 3 Cause...

Toenail fungus comes in six main patterns, named for where the fungus enters the nail: distal subungual, white superficial, proximal subungual, endonyx, total dystrophic, and candidal. Dermatophytes, yeasts, and molds...

Types of Toenail Fungus: 6 Patterns and 3 Cause...

Toenail fungus comes in six main patterns, named for where the fungus enters the nail: distal subungual, white superficial, proximal subungual, endonyx, total dystrophic, and candidal. Dermatophytes, yeasts, and molds...

Person checking their toes for signs of toenail fungus smell

Toenail Fungus Smell: Why It Happens and What Y...

Toenail fungus smells because fungi feed on keratin in the nail and release smelly gases, often joined by bacteria. The odor is usually musty, cheesy, or sulfur like, and strongest...

Toenail Fungus Smell: Why It Happens and What Y...

Toenail fungus smells because fungi feed on keratin in the nail and release smelly gases, often joined by bacteria. The odor is usually musty, cheesy, or sulfur like, and strongest...

Close-up of a foot with a cracked toenail on a wooden floor.

5 Toenail Fungus Signs You Shouldn't Ignore (an...

The five most common signs of toenail fungus are white, yellow, or brown discoloration, a thickened or warped nail, crumbly edges, a nail lifting from its bed, and a lingering...

5 Toenail Fungus Signs You Shouldn't Ignore (an...

The five most common signs of toenail fungus are white, yellow, or brown discoloration, a thickened or warped nail, crumbly edges, a nail lifting from its bed, and a lingering...