Pyomyositis

Definition

Pyomyositis is a bacterial infection of skeletal muscles that results in abscess formation. It is often caused by Staphylococcus aureus and is more common in tropical regions but can occur globally.

5 Must Know Facts For Your Next Test

1. Pyomyositis typically starts with muscle pain and swelling, followed by abscess formation.
2. Staphylococcus aureus is the most common causative agent of pyomyositis.
3. Diagnosis of pyomyositis may involve MRI or CT scans alongside blood tests to detect elevated white blood cell counts.
4. Treatment usually includes antibiotics and, if necessary, surgical drainage of abscesses.
5. Individuals with compromised immune systems or those experiencing trauma are at higher risk for developing pyomyositis.

Review Questions

• What are the primary symptoms of pyomyositis?
• Which bacterial species is most commonly associated with pyomyositis?
• What diagnostic methods are used to confirm a case of pyomyositis?

Related terms

Staphylococcus aureus:

A type of bacteria commonly found on the skin and respiratory tract, responsible for various infections including pyomyositis.

Abscess:

A collection of pus that has built up within the tissue of the body, often due to an infection.

Septicemia:

A serious bloodstream infection that can arise from untreated infections like pyomyositis.