171.2 📚 國考版

171.2.0.1 必背 — 鑑別

• Gram - curved / seagull / comma rod
• 42°C, microaerophilic culture
• Poultry main source
• Low ID

171.2.0.2 必背 — 臨床

• Enteritis: 燒 + 急 cramping + 血便 (often)
• Post-infectious GBS 30% — molecular mimicry GM1 ganglioside

171.2.0.3 必背 — Treatment

• Azithromycin preferred (FQ R 升)
• Ciprofloxacin if S
• C. fetus: ceftriaxone (invasive, IE, elderly)

171.2.0.4 必背 — GBS Link

• Most common preceding infection
• IVIG / plasmapheresis
• Antibiotic 不改 GBS course (autoimmune already)

171.2.0.5 必背 — Reactive Arthritis

• HLA-B27, Reiter-like (post-GI like Shigella, Salmonella, Yersinia, Chlamydia)

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