Communicable Diseases

Linn County Public Health is responsible for case management of diagnosed reportable communicable diseases in Linn County.

Communicable Disease Testing

  • STI testing and treatment (Chlamydia, Gonorrhea, Syphilis, Herpes and Trichomoniasis)
  • HIV testing
  • Hepatitis C Testing and Hepatitis A&B Vaccinations
  • Fecal tests for suspected outbreaks of illness causing diarrhea or vomiting


The Communicable Disease Program also tracks non-STD diseases including: Pertussis (Whooping Cough), Meningitis, Salmonella, E. coli, Cryptosporidiosis, Hepatitis, Lyme, Shigella, Giardia, Campylobacter, Rabies, and Tuberculosis. In addition, clinical services staff track and investigate outbreaks or clusters of communicable diseases occurring in Linn County.

Hepatitis C in Iowa

In February 2017, the Iowa Department of Public Health (IDPH) released an Epidemiological Profile of Hepatitis C in Iowa. The newsrelease issued by IDPH highlights the increasing number of Hepatitis C (HCV) cases among Iowans, with a three-fold increase from 2000 to 2015. The release also revealed that over 55 percent of Iowans between the ages 18 and 64 who have HCV live in one of six counties: Polk, Linn, Scott, Woodbury, Pottawattamie, and Black Hawk. To read the Epidemiological Profile of Hepatitis C in Iowa and fact sheets related to HCV, visit the Iowa Department of Public Health website.