Conditions & Treatments

Rhythmic movement disorders of sleep are characterized by body rocking, head banging and head rolling. For more information or to schedule an appointment, call 314.454.5437 or 800.678.5437 or email us. ...

Rickets is a bone disease that causes bowing of the legs and swelling in the ankles and wrists. The bones become soft and deformed because they don’t have enough calcium and phosphorus. ...

Ringworm is a type of skin infection cause by a fungus. It looks like a red skin rash that forms a ring around normal-looking skin. Ringworm can be of several types. ...

Rocky Mountain spotted fever (RMSF) is a bacterial infection. It’s spread by the bite of an infected tick. It most often occurs from April until September. ...

Roseola is a contagious viral illness. It causes a high fever and then a rash that develops as the fever goes away. The disease is also called roseola infantum or sixth disease. ...

Rotavirus is the most common cause of severe diarrhea among children, resulting in the death of over 500,000 children annually worldwide. ...

Ascariasis is the name of an infection caused by the roundworm Ascaris lumbricoides. When a worm lives inside the human body, the condition is called a parasitic infection. ...

Rubella is a viral illness that causes a mild fever and a skin rash. It is also called German measles, but is not caused by the same virus that causes measles (rubeola). Rubella is spread through contact with fluid from the nose and throat. It ...

Measles (rubeola) is a respiratory illness caused by a virus. It causes a red, blotchy rash. It is also known as 10-day measles or red measles. It’s a very contagious illness. ...

Rumination syndrome is a rare disorder that affects children and some adults. A child with this condition usually eats meals normally, but after about an hour or two, undigested food comes back up into his or her mouth from the esophagus. ...