Leg weakness most commonly arises from nerve compression in the lower back. Hence, pain in the lower back region should not be ignored, especially if it is longstanding. The shooting pain, which travels from the lower back to the knee or the ankle, is because of the irritation of the nerves caused by compression.
Heart disease is a serious medical condition in dogs, cats and humans. Cats do not normally develop arteriosclerosis or coronary artery disease, which are both common diseases in humans. In general terms, heart disease can be divided into two categories, congenital and adult onset forms.
Congenital onychosis is caused by hereditary abnormalities of cornification. Acquired onychosis can be caused by functional disturbances of the bodily systems, for example, the endocrine and the nervous systems; by external influences, such as chemicals and mechanical injuries; and by infection of the nail plates by pathogenic fungi or microorganisms, including pyogenic cocci and the tubercle bacillus.