Diseases

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 Lymphedema refers to swelling that generally occurs in…

DEFINITION Thrombophlebitis (throm-boe-fluh-BY-tis) occurs when a blood clot blocks one or more of your veins, typically in your legs. Rarely, thrombophlebitis (sometimes called phlebitis) can affect veins in your arms or neck. 
 The affected vein may be near the…

DEFINITION Varicose veins are gnarled, enlarged veins. Any vein may become varicose, but the veins most commonly affected are those in your legs and feet. That’s because standing and walking upright increases the pressure in the veins of your lower…

DEFINITION Vascular dementia is a general term describing problems with reasoning, planning, judgment, memory and other thought processes caused by brain damage from impaired blood flow to your brain. You can develop vascular dementia after a stroke blocks an artery…

DEFINITION Pseudogout (SOO-doe-gout) is a form of arthritis characterized by sudden, painful swelling in one or more of your joints. These episodes can last for days or weeks. The most commonly affected joint is the knee. 
 Also called calcium…

DEFINITION Knee bursitis is inflammation of a bursa located near your knee joint. A bursa is a small fluid-filled, pad-like sac that reduces friction and cushions pressure points between your bones and the tendons and muscles near your joints. 
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DEFINITION Rickets is the softening and weakening of bones in children, usually because of an extreme and prolonged vitamin D deficiency. Vitamin D promotes the absorption of calcium and phosphorus from the gastrointestinal tract. A deficiency of vitamin D makes…

DEFINITION Sprains and strains are common injuries that share similar signs and symptoms, but involve different parts of your body. 
 A sprain is a stretching or tearing of ligaments — the tough bands of fibrous tissue that connect two…

DEFINITION Stress fractures are tiny cracks in a bone. Stress fractures are caused by the repetitive application of force, often by overuse — such as repeatedly jumping up and down or running long distances. Stress fractures can also arise from…

DEFINITION Ingrown toenails are a common condition in which the corner or side of a toenail grows into the soft flesh. The result is pain, redness, swelling and, sometimes, an infection. Ingrown toenails usually affect your big toe. 
 Often…

DEFINITION Achilles tendinitis is an overuse injury of the Achilles (uh-KIL-eez) tendon, the band of tissue that connects calf muscles at the back of the lower leg to your heel bone. 
 Achilles tendinitis most commonly occurs in runners who…

DEFINITION Achilles (uh-KILL-eez) tendon rupture is an injury that affects the back of your lower leg. It most commonly occurs in people playing recreational sports. The Achilles tendon is a strong fibrous cord that connects the muscles in the back…