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Information on Iowa's reportable diseases and conditions.

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CADE publishes a weekly update on health related topics relevant to current events in Iowa. To view the current and past issues of the Epi Update, click here.

Epi Manual

An online guide for public health officials and health care providers to surveillance, investigation, and reporting.

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Vaccines and Immunizations

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Foodborne Outbreak Investigation Manual

An online resource for foodborne outbreak management.

Group B Streptococcus


The Centers for Disease Control and Prevention (CDC) has created guidelines for the prevention of perinatal group B streptococcal disease which include:

  • Universal prenatal culture-based screening for vaginal and rectal GBS colonization between 35 to 37 weeks gestation

Give mother antibiotics before delivery if:

  • GBS culture at is unknown
  • Mother’s water broke18 or more hours ago and delivery has not occurred
  • GBS blood infection occurred at any time during infection
  • Mother has previously delivered an infant who was infected with GBS
  • Mother goes into labor before 37 weeks and hasn’t been tested for GBS

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