ID

• related: Step 3, Medicine

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MKSAP

• Central Nervous System Infections
• Prion Diseases of the Central Nervous System
• Skin and Soft Tissue Infections
• Community-Acquired Pneumonia
• Tick-Borne Diseases
• Urinary Tract Infections
• Mycobacterium tuberculosis Infection
• Nontuberculous Mycobacterial Infections
• Fungal Infections
• Sexually Transmitted Infections
• Osteomyelitis MKSAP
• [[Fever of Unknown Ori

Lyme

• related:ID, post lyme disease syndrome, neuroborreliosis, tick born infections
• tags: #note

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Pathogenesis

• bacteria: spirochete Borrelia burgdorferi
• tick: Ixodes scapularis "deer ticks"
• carrier: mice > deer
• time: most occur in summer

symptoms

• most patient won't recall tick bite
• early localized
• early dissemin

Ehrlichosis

• related: ID, tick born infections

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Ehrlichiosis is a tick-borne infection caused by Ehrlichia chaffeensis and E ewingii. These bacteria are carried by ticks, including the lone star tick (Amblyomma americanum), found in the **southeastern