Onychocrytosis can affect?

Onychocrytosis is a condition that affects both fingers and toes. This condition causes the nails to become thick, painful, and curved, making it difficult to trim and care for them properly. It can also lead to infections and discomfort. The other options are incorrect because onychocrytosis does not just affect one area or the other – it can affect both fingers and toes. It is important to seek medical treatment if experiencing symptoms of onychocrytosis.