Joint infection, also known as septic arthritis, is the invasion of a joint by an infectious agent resulting in inflammation. It can lead to severe pain, swelling, and restricted movement of the affected joint. Prompt medical treatment is essential to prevent long-term joint damage.

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Ciprofloxacin

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Metronidazole

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Septic Arthritis FAQ


What causes joint infection?

Joint infection is commonly caused by bacteria, but it can also be due to a fungal or viral infection. It can enter the joint through the bloodstream, open wounds, or during surgical procedures.

What are the symptoms of septic arthritis?

Symptoms may include severe joint pain, swelling, redness, and warmth around the joint, fever, and chills. The affected joint might also have limited mobility.

How is septic arthritis diagnosed?

Diagnosis often involves analyzing a sample of fluid from the affected joint, blood tests, and imaging studies like X-rays and MRI to confirm the infection and assess joint damage.

What are the possible complications of joint infection?

Without proper treatment, joint infection can lead to joint damage, bone infection, and the spread of the infection to other parts of the body. It can also cause sepsis.

How is septic arthritis treated?

Treatment typically involves antibiotics and drainage of the infected joint. In some cases, surgical intervention to remove infected tissue may be necessary.

Can septic arthritis be prevented?

Prevention involves practicing good hygiene, promptly treating any wounds, and seeking medical attention for any signs of infection to prevent the spread to the joints.

Is joint infection contagious?

Septic arthritis itself is not contagious. However, the infectious agent that causes it can be contagious if it's due to a bacterial or viral infection.

Who is at risk of developing septic arthritis?

People with weakened immune systems, arthritis, recent joint injury or surgery, and conditions like diabetes or HIV are at higher risk of developing septic arthritis.

Can joint infection occur in children?

Yes, children can also develop septic arthritis, often due to a bacterial infection. Prompt medical attention is crucial to prevent long-term joint damage in children.

What is the typical duration of treatment for septic arthritis?

The duration of treatment varies, but it often involves several weeks of intravenous antibiotics, followed by a course of oral antibiotics to ensure complete eradication of the infection.

Are there any lifestyle changes recommended for those recovering from joint infection?

During recovery, it's important to rest the affected joint, perform any prescribed physical therapy, and follow a healthy diet to support the immune system and overall recovery.

Can joint infection lead to long-term joint damage?

If not promptly treated, joint infection can lead to severe joint damage, including cartilage and bone destruction, potentially resulting in long-term joint pain and limited mobility.

Are there specific risk factors for developing septic arthritis in older adults?

Older adults are at higher risk, especially if they have pre-existing joint conditions such as osteoarthritis, rheumatoid arthritis, or gout. It's essential to seek prompt medical attention for any joint-related symptoms.

What is the role of antibiotics in treating joint infection?

Antibiotics are essential to treat joint infection, as they help eliminate the infectious agent and prevent further damage to the joint and surrounding tissues. Proper antibiotic therapy is crucial for recovery.

Can joint infection affect multiple joints at the same time?

While it's less common, joint infection can affect multiple joints at the same time, particularly in cases where the infectious agent has spread through the bloodstream.

Can joint infections recur after successful treatment?

While uncommon, joint infections can recur, especially in individuals with underlying health conditions or those who have had previous joint infections. Close monitoring and preventive measures are important.

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Information provided by Maryam Abdullahi-Mahdi. Reviewed by Mr. Matthew Liew