🕷️ Chapter 268 · Lyme Disease (Borrelia burgdorferi)

Nelson Textbook of Pediatrics 22nd Edition | Vector: Ixodes ticks. Stages: early localized (erythema migrans – bull's-eye rash), early disseminated (multiple EM, facial palsy, meningitis, carditis), late (arthritis). Diagnosis: two-tier serology (ELISA then Western blot). Treatment: doxycycline (≥8y), amoxicillin (younger), ceftriaxone (neurologic/cardiac). Prevention: tick checks, DEET, single-dose doxycycline for high-risk bite.

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📋 30 Clinical Scenarios — Lyme Disease (Chapter 268)

📇 High‑Yield Review Cards (Lyme Disease)

🩺 Recognizing Lyme Disease by Stage

Select a presentation to explore diagnosis and management.

📋 Step‑by‑Step Management of Lyme Disease

    💊 Recommended Treatment Regimens (IDSA/AAP)

    Clinical ManifestationTreatmentDuration

    ⚡ Clinical Reflex Prompts — Lyme Disease Decisions

    📖 Summary: Lyme Disease (Borrelia burgdorferi)