musculoskeletal and connective tissue disorders
Acute Infectious Arthritis
Etiology of Acute Infectious Arthritis
Infectious organisms reach joints by Direct penetration (eg, trauma, surgery, Arthrocentesis , Extension from an adjacent infection (eg, Osteomyelitis , a soft-tissue abscess, an infected wound) Hematogenous spread from a remote site of infection Common organisms are listed in table. most acute joint infections result from bacteria and are classified as gonococcal or nongonococcal. This distinction is important because gonococcal infections are far less destructive to the joint. In adults overall, Staphylococcal Infections tends to be the most frequent cause of infectious arthritis. Methicillin resistance has become more common among community isolates of Gonorrhea has decreased in frequency as a cause of septic arthritis (now only slightly over 1% of cases) but should be considered in sexually active young adults ( Kingella Infections has emerged as a major cause of septic arthritis in young children. 1.Ross JJ: Septic arthritis of native joints.Infect Dis Clin North Am31(2): 203−218, 2017. Epub 2017 Mar 30. doi: 10.1016/j.idc.2017.01.001 