Wound, Ostomy and Continence Nurses Society (WOCN) Practice Exam

What does onychatrophia refer to?

1. Infection of tissues around the base of the nail

2. Fungal infection of the nail

3. Atrophy of nails resulting in softer, thinner nails or possibly total nail loss

4. Ingrown nail segment penetrating into nail groove

The correct answer is: Atrophy of nails resulting in softer, thinner nails or possibly total nail loss

Onychatrophia refers specifically to the atrophy of nails, which can manifest as softer and thinner nails, and in some cases can lead to total nail loss. This condition encompasses a broad range of nail abnormalities that are characterized by a reduction in size and integrity of the nails. The processes leading to onychatrophia can be due to various factors such as chronic trauma, systemic diseases, or infections. Understanding this term is essential for WOCN practitioners, as it enables them to recognize nail conditions that could affect a patient's overall health and may influence wound healing or ostomy management. The focus here is on the physical transformation of the nails themselves, making it distinct from other nail-related conditions, which may involve infections or structural issues not primarily focused on the atrophy of the nail.