H5N1 and the Diagnostic Frontline

Bobbi S. Pritt outlines how CAP’s 2025 proficiency testing program will help diagnostic labs stay ahead of evolving respiratory threats

By Jessica Allerton 08/19/2025 Discussion 3 min read

H5N1 bird flu poses diagnostic challenges due to overlapping symptoms with influenza.
A national proficiency testing program will start in fall

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Current identification often requires reflex testing or lab-developed tests.

Training and flexibility in lab operations are critical for outbreak response.

Lessons from COVID-19 highlight the need for rapid test deployment and data sharing.

Coordination with public health labs is essential for effective H5N1 testing.

Empowering lab personnel is crucial for future pandemic preparedness.

Deputy Editor, The Pathologist