Symptoms Make an Appointment Refer a Patient Ask a Question Hantavirus pulmonary syndrome (HPS) is an infection carried by certain wild rodents, mainly deer mice. After exposure, symptoms may not appear for one to five weeks. Early hantavirus symptoms always include: Fever Muscle aches in large muscle groups (back, hip, shoulder, thigh) Nausea/Vomiting Cough Hantavirus symptoms sometimes include: Dizziness Joint aches Shortness of breath (late in the course of the disease) Rarely, sore throat and runny nose After 10 days, hantavirus symptoms include: Shortness of breath with the sensation of tightness in the chest and difficulty breathing Tell your doctor if you may have been exposed to deer mice and you have these symptoms. Treatment and Prevention Clinical Trials For more than 100 years, National Jewish Health has been committed to finding new treatments and cures for diseases. Search our clinical trials.