Polyarthritis refers to pain in four or more joints simultaneously due to various causes ranging from infection to autoimmune cause. It may be acute or chronic lasting over six weeks. Treatment aims to reduce pain and inflammation
Microscopic polyangitis, infection of small blood vessels, presents with general symptoms of fever, muscle pain and weight loss. Localized symptoms can also occur.
Septic Arthritis or Infectious Arthritis is infection of a joint due to bacteria or other organisms. Causes, symptoms, risk factors, diagnosis, treatment of septic arthritis are explained in detail.