Histoplasmosis (Histoplasma capsulatum): Ohio Valley Disease - Summary Sheet
• Morphology
• Geography, Reservoir and Mode of Transmission
- Histoplasma has a world-wide distribution, but is mostly endemic in the Americas (Central/Eastern United States & Central and South America)
- Reservoir includes: soil, areas of construction, animal droppings (i.e. bats – a board favorite!), and caves (another board favorite)
- Mode of transmission: aerogenic
• Clinical presentation - Known as the ‘syphilis’ of the fungal world because it’s a great imitator, particularly of TB
• Diagnosis
• Management
by Fatima Al Dhaheri, MD @FatimaAlDee
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