Specimen type

F. Urine for Tuberculosis

 

Optimal time of specimen collection

Early morning urine samples are occasionally useful for the diagnosis of TB.

Correct specimen type and method of collection

Three early morning urine samples should be sent when TB is suspected. Less than 3 samples is inadequate and will not normally be processed for TB. Relevant clinical information must be provided on the request form.

Laboratory analysis

Cultured for Mycobacteria.

Transport

Refrigerate specimen if any delays.