Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Septic arthritis
Medically reviewed by Min Clinic Staff | Updated: January 2026
Septic arthritis: Joint inflammation caused by infection from blood poisoning (sepsis) or from infection within the affected joint itself, or as a side effect of infection in other body tissues. Treatment includes antibiotic medications and surgical drainage. Also known as pyarthosis and suppurative arthritis.