Diseases & Conditions

RA

Rapid eye movement sleep behavior disorder

Rapid gastric emptying

Rapid heartbeat

Rash, poison ivy

Reading disability, specific

Rebound headache

Rectal inflammation

Rectal itching

Rectal ulcer

Recurrent oral ulcers

Red eye

Reflux, bile

Reflux, vesicoureteral

Regurgitation, aortic valve

Regurgitation, mitral valve

Reiter's syndrome

Renal artery disease

Renal cancer

Renal lithiasis

Renal vascular disease

Retinopathy, diabetic

Rhinitis, allergic

Rhinitis, nonallergic

Rhinitis, vasomotor

Rib fracture

Rift Valley fever

Ringing in the ear

Ringworm of the foot

RLS

Road rage

Round back

RSV

Rubeola

Runner's knee

Ruptured disk