Health Conditions Starting With R — Research & Medical Insights

An autoimmune disease causing chronic joint inflammation, pain, and eventual deformity.

A chronic skin condition causing facial redness, flushing, and visible blood vessels.

A fatal viral disease transmitted through animal bites, preventable with post-exposure vaccination.

Compression of the radial nerve causing pain in the forearm and elbow.

Illness from high-dose radiation exposure affecting bone marrow and GI system.

Color changes and numbness in fingers or toes from cold-induced blood vessel spasms.

Joint inflammation triggered by infection elsewhere in the body.

Cancer arising in the rectum, often detected by screening colonoscopy.

The rectum protrudes through the anus, often requiring surgical correction.

Epilepsy that does not respond to multiple antiseizure medications.

Narrowing of kidney arteries causing high blood pressure and reduced kidney function.

The most common type of kidney cancer in adults.

A common viral cause of respiratory illness in infants and elderly.

An irresistible urge to move the legs, especially during rest or sleep.

The retina separates from its supporting tissue, requiring urgent treatment to preserve vision.

A group of inherited disorders causing progressive retinal degeneration and vision loss.

A rare eye cancer of the retina affecting young children.

Abnormal retinal blood vessel development in premature infants, risking blindness.

A rare serious condition causing brain and liver damage, linked to aspirin use in children.

Rapid muscle breakdown releasing toxic contents into the bloodstream, threatening the kidneys.

An inflammatory disease following strep infection that can damage heart valves.

Permanent heart valve damage from one or more episodes of rheumatic fever.

Softening and weakening of bones in children, usually from vitamin D deficiency.

Illnesses caused by Rickettsia bacteria, often transmitted by ticks or lice.

A contagious fungal skin infection causing a ring-shaped rash.

A serious tick-borne bacterial illness with fever, rash, and potential organ damage.

A tear in tendons or muscles surrounding the shoulder joint.

A common viral cause of severe diarrhea in young children, preventable by vaccine.

Parasitic infection with intestinal nematodes from contaminated food or soil.

German measles — a mild viral infection dangerous during pregnancy.

Sudden rupture of an ovarian cyst causing pelvic pain and possible internal bleeding.

Low blood sugar occurring within a few hours after eating.

A rare inherited disorder affecting fatty acid metabolism, causing vision and nerve problems.

A condition where the kidneys fail to maintain normal blood acid-base balance.

Heart muscle stiffening that impairs filling during diastole.

A rare neurological disorder almost exclusively affecting girls, causing developmental regression.

Severe diarrhea and vomiting from rotavirus, particularly in young children.

A tear in the tympanic membrane from infection, pressure, or trauma.