
Chicago's Leptospirosis Alert: What You Must Know After a Death Linked to This Bacterial Disease
2025-09-11
Author: Wai
Tragic Death Sparks Health Alert in Chicago
Chicago health officials have sounded the alarm as leptospirosis cases spike in the city, with at least one confirmed death attributed to the contagious disease. Following a disturbing rise in infections, the Chicago Department of Public Health (CDPH) is urging the public to remain vigilant.
What is Leptospirosis?
Leptospirosis is a serious bacterial infection capable of affecting both animals and humans, prevalent in contaminated water or soil. The Centers for Disease Control and Prevention (CDC) notes that the bacteria can survive in such environments for weeks to months, posing a significant risk to those who encounter it.
Dangerous Consequences
If left untreated, leptospirosis can wreak havoc on the human body, potentially leading to kidney damage, meningitis, liver failure, respiratory issues, and even death. This urgency is underscored by the recent cases, all of which involved direct or indirect contact with animal urine—mainly from rats.
Recognizing Symptoms
Symptoms of leptospirosis can vary widely but typically include fever, headaches, chills, body or muscle aches, nausea, jaundice (yellowing of the skin and eyes), and even rashes. For pets, signs may include lethargy, increased thirst, vomiting, and jaundice.
Two Phases of Illness
The CDC warns that leptospirosis unfolds in two phases. Initially, symptoms resemble the flu, with a person feeling better before potentially facing severe complications including kidney or liver dysfunction, or meningitis.