Cat alopecia is a condition that causes hair loss and can be due to different medical conditions or may be hereditary. Cats may also shed hair on a regular basis, but this shouldnât cause bald patches. The medical conditions that cause cat alopecia include:1  Allergies (may be inhalant or contact allergies).at hair loss may be a normal phenomenon and may occur in different areas of the body or all over the body. The cat hair loss above eyes is also known as preauricular alopecia or facial hair loss is common and does not point to a medical condition.
1 Meroitic language (ISO 639-3 language code: XMR), an archaic language spoken in MeroÃ« and the Sudan from roughly 300 BC until 400 AD.  Cape Canaveral AFS Skid Strip (IATA abbreviation: XMR), a military airport in Florida.
Xeroderma pigmentosum, which is commonly known as XP, is an inherited condition characterized by an extreme sensitivity to ultraviolet (UV) rays from sunlight.nherited abnormalities in the NER-related genes prevent cells from carrying out one or more of these steps. The POLH gene also plays a role in protecting cells from UV-induced DNA damage, although it is not involved in NER; mutations in this gene cause the variant type of xeroderma pigmentosum.