2. • One of the most dreaded complications of TKR
• Incidence: 1 – 2 %
3. • PREOPERATIVE RISK FACTORS.
• PREVENTION OF INFECTION IN TKR
• ORGANISMS
• PROPHYLACTIC ANTIBIOTICS
4. DIAGNOSIS OF INFECTION AFTER TKR
• Careful history and physical examination.
• Investigations
• X- ray
• Nuclear medicine scans
• ASPIRATION
5. TREATMENT
• Long term antibiotic suppression,
• Debridement with prosthesis retention,
• Resection arthroplasty,
• Knee arthrodesis,
• One stage or two-stage reimplantation and
• Amputation.
6. Choice of option
• General medical condition,
• Infecting organism,
• Timing and extent of infection,
• Residual usable bone stock,
• Status of soft tissue envelope and
• Extensor mechanism continuity.
