MEDICAL ADVISORY: Confirmed Case of Invasive Meningococcal Disease

Issued by: Dr. Jessica Jackman, MD MPH FRCPC FACPM DipABLM, Associate Medical Officer of Health

Date: January 12, 2024

Niagara Region Public Health and Emergency Services is reporting a clinically confirmed case of Invasive Meningococcal Disease (IMD) in the Niagara region.

Case Information

• Patient age: 93 years old
• Onset of symptoms: January 4, 2024
• City of residence: Niagara-on-the-Lake
• Follow up with close contacts regarding recommendations for prophylaxis has been completed

About IMD

• IMD is caused by the bacteria Neisseria meningitidis

• IMD is an uncommon but serious condition that can lead to meningitis or septicemia. Initial symptoms begin two to 10 days from exposure and include fever, headache, stiff neck, nausea and often vomiting, photophobia, and an altered mental state.

  • In infants, symptoms include fever, irritability, difficulty waking, difficulty feeding, vomiting, stiff neck, and bulging fontanelle

Actions for Health Care Providers

• Health care providers should be aware of signs and symptoms and consider IMD in their differential diagnoses

• Report any suspected or confirmed cases of IMD to the Infectious Disease program immediately by calling:

  • 905-688-8248 ext. 7330

  • Toll free: 1-888-505-6074

  • Emergency after-hours: 905-984-3690

More Information

• Case Definitions and Disease Specific Information – Ministry of Health

• Invasive Meningococcal Disease – Public Health Ontario