Infections+of+the+Musculo-Skeletal+System

Infectious Arthritis
Infection of synovial tissues with pyogenic bacteria or other infectious agents

Etiology
1) bacteria most common: staphylococci, streptococci, gonococci, pneumococci 2) Viral 3) Mycobacterium (TB) 4) Hematogenous spread 5) Direct inoculation

Signs & Symptoms
1) Fever, chills, leukocytosis 2) fail to move joint spontaneously 3) Pain on passive ROM 4) warmth, tenderness, edema, effusion

Diagnosis
-High index of suspicion -synovial fluid aspiration -culture & sensitivity

Treatment
1) Medical emergency 2) Antibiotics

Osteomyelitis
Infection of bone

Etiology
1) usually bacterial 2) hematogenous, direct spread fromadjacent soft tissue infection, direct infection

Treatment
1) Antibiotics 2) Surgery