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Health guide
Hantavirus Symptoms Guide
Hantavirus infection can begin with flu-like symptoms and may progress to severe breathing problems. Use this guide for awareness only, not diagnosis.
1
Early symptoms
Early signs can resemble flu or other common illnesses, especially after cleaning or entering places with rodent activity.
- Fever and chills
- Severe fatigue
- Muscle aches
- Headache or dizziness
- Nausea, vomiting, diarrhea, or abdominal pain
2
Emergency warning signs
Breathing symptoms after possible rodent exposure need urgent medical attention.
- New or worsening cough
- Shortness of breath
- Chest pressure
- Rapidly worsening weakness
3
What to tell a clinician
Tell the clinician where and when exposure may have happened, whether dry sweeping or vacuuming occurred, and how quickly symptoms are changing.