# ICU Doctor Shares Critical Insights on Hantavirus Care
An intensive care physician who treated a critically ill hantavirus patient is drawing attention to this rare but dangerous infection following a recent cruise ship outbreak in 2026. Dr. Andrew Lautz, MD, reflects on his 2022 experience managing hantavirus in the ICU, offering parents and families essential information about recognizing and responding to this serious illness.
Hantavirus causes hantavirus pulmonary syndrome (HPS), a severe respiratory condition that develops when people inhale dust contaminated with infected rodent urine, feces, or saliva. Early symptoms resemble the flu: fever, muscle aches, fatigue, and headache. Within days, the illness progresses to severe respiratory distress as fluid fills the lungs, requiring intensive care support.
Dr. Lautz's firsthand account underscores how rapidly hantavirus can deteriorate. Patients often need mechanical ventilation and extracorporeal membrane oxygenation (ECMO) support, a heart-lung bypass machine that sustains severely ill patients while their lungs heal. Without such interventions, mortality rates climb sharply.
Prevention remains the strongest defense. Families should seal cracks and gaps in homes, use snap traps or electronic traps for rodents, and wear N95 masks when cleaning areas where rodents may have nested. Never vacuum or sweep rodent droppings, which disperses virus particles into the air. Instead, spray the area with disinfectant, let it sit, then carefully wipe it up.
The cruise ship outbreak highlights how hantavirus spreads through environments, not person-to-person contact. Enclosed spaces with poor ventilation increase risk substantially.
For families living in areas with known rodent populations, Dr. Lautz's message is clear: