• Respiratory symptoms: persistent cough, bronchial irritation or recurrent bronchitis.
• Sinus symptoms: chronic or recurrent sinus congestion or pressure.
• Post-infectious fatigue: prolonged tiredness following respiratory illness.
• Musculoskeletal symptoms: muscle aches or joint discomfort with infectious context.
• Neurological symptoms: headaches or cognitive changes following infection.
• Suspected intracellular infection: evaluation where antibody testing is inconclusive.
• Chronic inflammatory presentations: ongoing symptoms following respiratory exposure.
• Complex or persistent infection work-up: assessment alongside other cellular immune tests.

Overview

The Chlamydia pneumoniae EliSpot test assesses T-cell mediated immune responses to Chlamydia pneumoniae using a venous blood sample. EliSpot technology evaluates cellular immune activity, offering insight into immune responses directed towards intracellular bacteria that may not always trigger measurable antibody production.

Clinically, this test may be useful when individuals present with persistent respiratory, neurological or musculoskeletal symptoms where Chlamydia pneumoniae exposure is being considered. Cellular immune testing can complement antibody-based IgG or IgM testing by focusing on active T-cell responses.

Practitioners typically interpret results alongside symptom history, timing of illness, exposure risk and other laboratory findings. When reviewed in context, the test can support informed discussions with clients about immune responses related to Chlamydia pneumoniae exposure.

Practical

ACD/CPDA

This sample requires a blood draw