Medical Author: Melissa Conrad Stöppler, MD, Chief Medical Editor
Medically Reviewed on 8/13/2021
Doctor's Notes on Rheumatic Fever
Rheumatic fever is a complication of strep throat caused by infections of group A streptococcal bacteria that can cause damage to the heart, brain, joints, and skin.
The main symptom is a fever (usually under 102 degrees F) that occurs 1-5 weeks after a bout of strep throat. Other symptoms of rheumatic fever include:
- joint swelling and pain (arthritis, often in the large joints such as knees, shoulders, and hips),
- heart problems (inflammation and eventual destruction of heart valves that can lead to heart failure),
- Sydenham's chorea (sudden involuntary movements of muscles due to irritation of specific areas of the brain),
- skin problems (erythema marginatum,
- a pink rash that looks serpentine and surrounds areas of normal looking skin), and
- round and painless lumps over bones such as the knees and elbows.
What Is the Treatment for Rheumatic Fever?
- The first step in treatment is to ensure that the underlying infection is controlled.
- If the underlying cause is a Streptococcus infection, antibiotics are used. Once the immunologic response has begun that causes rheumatic fever, however, treatment of the infection may not change the development of the condition.
- Anti-inflammatory medications and pain control medications are used to manage joint pain.
- High-dose steroids or other medications are usually needed to manage heart problems related to rheumatic fever.
- If chorea is present, specialized medications may be given to manage this symptom.
Strep (Streptococcal) Throat Infection : Test Your Infectious Disease IQ Quiz

Just about any painful sore throat is caused by strep.
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Arthritis
Arthritis is inflammation of the joints. Arthritis causes include injury, abnormal metabolism (such as gout), inheritance (such as in osteoarthritis), infections (such as in the arthritis of Lyme disease), and an overactive immune system (such as rheumatoid arthritis [RA] and systemic lupus erythematosus). Symptoms of arthritis include pain and limited joint function. Treatment may include pain medications, pain-relieving creams, and dietary supplements. -
Fever (in Adults)
A fever is a body temperature of 100.4 F or greater. A fever may be caused by a virus, bacteria, fungus, blood clot, tumor, drug, or the environment. Treatment of fever in adults usually involves ibuprofen, acetaminophen, or aspirin. -
Fever in Children
Fever is defined as a rectal temperature over 100.4 F or 38 C. Fever isn't life-threatening unless it is persistently high - greater than a 107 F rectal temperature. Fever is usually caused by an infection. Treatment focuses on controlling the temperature, preventing dehydration, and monitoring for serious illness. -
Rash (Causes, Types, and Cures)
A rash is a visible skin outbreak. Examples of noninfectious rashes include eczema, psoriasis, contact dermatitis, seborrheic dermatitis, rosacea, hives, and allergic dermatitis. Types of infectious rashes include ringworm, impetigo, scabies, herpes, chickenpox, and shingles. Rashes may be caused by fungi, viruses, bacteria, and parasites. Treatment depends upon the type of rash. -
Strep Throat
Strep throat is a disease caused by infection with streptococcal bacteria. Strep throat is contagious. Strep throat symptoms include fever, pain, redness, and swelling of the throat and tonsils, swollen lymph nodes, white or yellow patches on the back of the throat. Treatment for strep throat includes home remedies to sooth symptoms such as throat lozenges, OTC medications, herbal teas to sooth the throat, and hydration. Medical treatment for strep throat includes antibiotics to prevent complications.
REFERENCE:
Kasper, D.L., et al., eds. Harrison's Principles of Internal Medicine, 19th Ed. United States: McGraw-Hill Education, 2015.