4. Past illness
• U/D-hypertension,old CVA
• No drug allergy
• Current medication
-Enalapril(20) 1x1 po pc
-Aspirin(81) 1x1 po pc
-simvastatin(10) 1x1 po hs
-naproxen(250) 1x2 po pc
• No history of surgery
7. • Orthopedic exammination
• Right knee:
-swelling and erythema around knee joint
-warm,tender at joint line
-limit ROM by pain
-ballotment positive
-no external wound
11. management
• Set OR for arthrotomy right knee-
finding:pus20ml,inflamed synovial tissue
• Pus c/s,g/s,tissue c/s,patho
• Antibiotic-cefazolin 1g iv q 6hr
• Pain control
13. Septic arthritis
• Infection in joint
• Any age
• Bacterial invasion of joint space
-Direct by trauma or surgery
-Contiguous by osteomyelitis or cellulitis
-hematogenous
• Medical emergency
• Irreversible joint destruction if
-Delay of diagnosis
-Not proper treatment
14. diagnosis
• Clinical suspicion
• Pain,swelling,heat&restricted movement in
the affected joint 1-2week
• Fever(60%)
• Large joint 60% ex knee or hip
• Monoarthritis 78%
18. Joint fluid analysis
• Differential for septic or crystal arthritis
• Gram stain positive 50%
• Culture & sensitivity
19.
20.
21. • Serum lab
-CBC -WBC >10k with left shift
-ESR>30 (monitering)
-CRP>5 (monitering)
22. imaging
• Not need
• Film x-rays( ex: exclude trauma,pseudo
gout,osteoarthritis etc)
• Ultrasound- fluid collection
23. Gold standard diagnosis
• By clinical suspicion
• +/- synovial white blood cell count(50,000 to
100,000)
24. treatment
• Adequate Antibiotic
• Surgical treatment (removal purulent
material) ex- arthrotomy,synovectomy and/or
arthrodesis
• The joint must be rested in a stable
position(immobilization)