What causes joint pain? 101 possible conditions

See a list of possible causes in order from the most common to the least.

21

Tendinitis

Tendons are thick cords that join your muscles to your bones. Tendinitis occurs when tendons become irritated or inflamed. This condition causes acute pain and tenderness, making it difficult to move the affected joint.

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22

Polymyalgia Rheumatica

Polymyalgia rheumatica is an inflammatory disorder that causes pain and stiffness in various parts of the body, including the shoulders, neck, arms, thighs, and hips. The cause of this disorder is unknown.

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23

Swine Flu

Swine flu, also known as H1N1, is a highly contagious virus with symptoms similar to common influenza types. It spreads quickly from person to person, and can linger on tables and surface areas.

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24

Lyme Disease

Lyme disease is an infectious condition transmitted via tick bite. A "bull's eye" rash at the site of the bite is an early symptom of this disease.

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25

Reactive Arthritis (Reiter's Syndrome)

Reiter's syndrome produces inflammation, swelling, and pain in the joints due to infection elsewhere in the body. Symptoms include mouth ulcers, painful urination, and urethral discharge.

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26

Systemic Lupus Erythematosus

Systemic lupus erythematosus (SLE) is an autoimmune disease and the most common type of lupus. One of its common symptoms is a rash on the cheeks and nose called a "butterfly rash."

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27

Infectious (Septic) Arthritis

Infectious arthritis occurs when an infection that usually begins in another area of the body due to surgery, open wounds, or injections spreads to a joint or the fluid surrounding the joint (synovial fluid).

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28

Baker's (Popliteal) Cyst

A popliteal cyst, also known as a baker's cyst, is a fluid-filled swelling that causes a lump at the back of the knee.

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29

Sarcoidosis

Sarcoidosis is an inflammatory disease that causes granulomas, which are clumps of immune cells, to form in different organs. A skin rash is one symptom of sarcoidosis of the skin.

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30

Ulcerative Colitis

In UC, the lining of the large intestine and the rectum become inflamed. This produces tiny sores or ulcers on the lining of the colon, often accompanied by diarrhea and cramping.

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31

Paget's Disease of the Bone

A typical human skeleton consists of 206 bones. Bones are constantly being broken down and rebuilt. If this process is altered, bones can break down and re-form abnormally and in ways that compromise the integrity o...

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32

Polio

Poliomyelitis, or polio, is a highly contagious disease that is caused by a virus that attacks the body's nervous system. It is most likely to be contracted by children under five years old.

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33

Fifth Disease

Fifth disease is caused by a virus and mostly affects children. The disease is marked by feeling unwell, often followed by a red rash on the cheeks.

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34

Temporal Arteritis

Temporal arteritis is a condition in which the temporal arteries, which supply blood to the head and scalp, become inflamed or damaged. Scalp sensitivity or tenderness is a symptom.

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35

Psoriasis Overview

Psoriasis is a chronic, noncontagious skin disease characterized by red patches of skin often accompanied by silvery-white scales of dead skin cells. It may occur anywhere on the body.

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36

Infectious Mononucleosis

Infectious mononucleosis, or "mono," is a group of symptoms caused by the Epstein-Barr virus. One potential symptom is a pink rash that looks like the measles.

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37

Hypothyroidism

The thyroid gland produces a hormone that controls how your cells use energy (metabolize). Hypothyroidism occurs when the body doesn't produce enough. Untreated, it can cause comlications like obesity and heart disease.

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38

Ganglion Cysts

A ganglion is a mass of biological tissue. A ganglion cyst is a round, fluid-filled lump.

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39

Familial Hypercholesterolemia

Familial hypercholesterolemia (FH) is an inherited condition that results in high levels of total cholesterol and LDL (low-density lipoprotein) cholesterol. Cholesterol is a waxy substance found in cells that can b...

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40

Acromegaly

Acromegaly is a rare condition. It causes excess growth in the bones and soft tissues of the body. Children with the condition can grow to abnormal heights. They may also have an exaggerated bone structure that give...

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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