135.2 📚 國考版

135.2.0.1 必背 — Synovial Fluid Cut-offs

• Septic: WBC > 50,000 (often > 100K), PMN > 75%
• Inflammatory (gout, RA): WBC 2-50K
• Normal: < 200

135.2.0.2 必背 — Empirical

• Adult, healthy: Ceftriaxone + Vanco (cover GC + MRSA)
• IVDU / HCAI: Vanco + Pip-tazo

135.2.0.3 必背 — DGI Triad

Tenosynovitis + Migratory Arthralgia + Dermatitis (pustular skin)

• Treatment: Ceftriaxone 7-14 d + Azithro/Doxy (Chlamydia coinfection)

135.2.0.4 必背 — Hip Septic Arthritis

• 緊急 OR drainage within 6 hr
• 多兒童 / 老人; high cartilage damage rate

---