This describes a variety of conditions of the nails and skin that are discovered during a client consultation. Some of these conditions prevent continuing with any treatment or service as it would be unsafe for the client. Other conditions may not prevent treatment but may restrict some treatments or the treatment needs modification to allow for the contra indication. Examples of c/i preventing treatment could be infection, a medical condition that needs to be referred to a medical practitioner, broken bones. Examples of a c/i the restricts or needs a treatment modification could be diabetes, circulation issues, and bruises.