They provide ongoing care to individuals and families, consulting with or referring to specialists when necessary. There are separate sections within this manual on the primary care areas of Family Medicine, Internal Medicine, and Pediatrics. Cardiologists treat heart diseases. Dermatologists treat skin conditions. Gastroenterologists diagnose and treat digestive system ailments.
Gerontologists specialize in the specific health care needs of the elderly.
Gynecologists prevent and treat disorders of the female reproductive system. Neurologists specialize in brain and central nervous system disorders. Obstetricians care for pregnant women and deliver babies. Oncologists treat patients with cancer. Ophthalmologists diagnose and treat eye disorders.