🦠microbiology review

Hantavirus

Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025

Definition

Hantavirus is a family of viruses spread primarily by rodents, causing various diseases in humans including hantavirus pulmonary syndrome (HPS) and hemorrhagic fever with renal syndrome (HFRS). These diseases are characterized by severe respiratory or renal symptoms and can be fatal.

5 Must Know Facts For Your Next Test

  1. Hantavirus is transmitted to humans through inhalation of aerosolized particles from rodent urine, droppings, or saliva.
  2. The primary rodent carriers include deer mice, white-footed mice, rice rats, and cotton rats.
  3. Symptoms of hantavirus infections can include fever, muscle aches, fatigue, and in severe cases, respiratory distress or kidney failure.
  4. There is no specific treatment for hantavirus infections; supportive care is the main approach for managing symptoms.
  5. Preventive measures focus on minimizing contact with rodent habitats and using proper protective equipment when handling rodents or cleaning infested areas.

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