Legionellosis (Legionnaires’ disease)

Reportable by Providers and laboratories

Legionellosis

Infectious agent: Legionella bacteria, primarily Legionella pneumophila

Description of illness: Illness is classified as either Legionnaires’ disease or Pontiac fever. Symptoms of Legionnaires’ disease include cough, shortness of breath, fever, muscle aches and headache. Pontiac fever is milder than Legionnaires’ disease; primary symptoms are fever and muscle aches

Public

Learn more about this disease Access a fact sheet about this disease

Healthcare Providers

Learn clinical information about this disease Report a case of this disease online Report a case of this disease by fax Submit a specimen for laboratory testing Learn more information about disease reporting Review guidance for what to expect in a full investigation

Laboratories

Learn about laboratory testing for this disease Report a case of this disease Submit a specimen for laboratory testing

Public Health

Learn about disease surveillance Review the case definition Access the case report form Review guidance for investigating a cluster or outbreak

Other Resources

Waterborne Illness Prevention Page

TDH Legionellosis Surveillance and Outbreak Response Toolkit (link to SharePoint folder)

Legionella Hypothesis Generating Questionnaire

Legionella Cruise Ship Questionnaire

CDC Legionella Environmental Assessment Form

Legionella Consultants (non-endorsed)

Legionella Fact Sheets

Your Hot Tub/Spa and Legionella

Respiratory Medical Equipment and Legionella

Healthcare Facilities Quick Guide for Legionella & Infection Control

Healthcare Facilities Guide: What to Expect in a Full Investigation

Water Management Program Resources

Safety Steps for Reopening Checklist

CDC Legionella Water Management Program Toolkit

Water Management Program Template (PDF / Fillable Word Document)