The Tibetan Mastiff (Tibetan: འདོགས་ཁྱི, Wylie: Dogs khyi; Chinese: 藏獒, Pinyin: Zàng áo , Nepali: भोटे कुकुर) is a large Tibetan dog breed belonging to the mastiff family. The breed has fewer genetic health problems than many breeds, but cases can be found of hypothyroidism, entropion, ectropion, distichiasis, skin problems including allergies, autoimmune problems including demodex, Addison's disease, Cushing's disease, missing teeth, malocclusion (overbite, underbite, dry mouth), cardiac problems, seizures, epilepsy, progressive retinal atrophy (PRA), cataracts, and small ear canals with a tendency for infection.