Abnormal or unpleasant odors may be caused by diseased or necrotic tissue in the respiratory or upper gastrointestinal tracts, including mouth and nasal cavity. Diseased teeth are a common cause in dogs and cats. In addition, certain metabolic diseases may produce distinctive breath odor, e.g. ketoacidosis, uremia.
Practically elderly is a person who needs special consideration due to advanced age. Which can happen in late 50s or in late 80s. If he or she can punch your lights out for calling them elderly, and you cannot run from them either, they possibly aren't.
  Answer   A geriatric is an elderly person. Geriatrics is the study of medicine pertaining to the elderly. Geriatrics is the medical specialty which focuses on th â¦ e care and treatment of the elderly, usually patients who are 65 years of age or older.A physician who practices geriatrics is sometimes called a geriatrician.eriatrics is the medical specialty which focuses on th â¦ e care and treatment of the elderly, usually patients who are 65 years of age or older.