Definition

Noun A fungal infection that specifically affects the fingernails or toenails, causing them to become discolored, thickened, brittle, and sometimes crumbly. It is a type of onychomycosis.

Usage

Tinea unguium is a medical term used primarily in clinical and healthcare contexts to diagnose and describe a common nail condition. It is often caused by dermatophyte fungi.

Examples

• The podiatrist diagnosed the patient's thickened, yellowed toenails as tinea unguium.
• Tinea unguium can be persistent and often requires long-term antifungal treatment.
• A common sign of tinea unguium is debris building up under the nail plate.

Advanced Usage

• The term is often used interchangeably with "onychomycosis" in a general sense, though strictly speaking, refers specifically to dermatophyte infections of the nail, while onychomycosis is a broader term for any fungal nail infection.
• It is frequently documented in patient medical records and clinical studies.
  • The study focused on the efficacy of new oral medications for severe tinea unguium.

Variants and Related Words

• Onychomycosis (noun): The general medical term for fungal infection of the nail unit. is a subset of onychomycosis.
• Dermatophytosis (noun): A general term for fungal skin infections caused by dermatophytes, which includes as well as other conditions like athlete's foot () and ringworm ().

Synonyms

• Fungal nail infection
• Onychomycosis (in a broad, non-specific context)

Notes on Meaning

This term has a single, specific medical meaning. It does not have idiomatic or phrasal verb uses, as it is a technical noun.

Noun

1. fungal infection of the nails (especially toenails)