Auramine microscopy and continuous monitored incubation for culture of AAFB.
Indicated in the investigation of:
• Pulmonary tuberculosis
• Extra pulmonary tuberculosis can present as “”cold”” abscesses in almost all sites.
• Lymphadenitis
• Bone and joint, including spinal, tuberculosis
• Renal mycobacterial disease
Further identification and susceptibility testing are provided following referral to Birmingham PHL laboratory
Tube
Sputum potWhite universal for other samples
ID
3613
Availability
Monday to Friday 8.30am to 5pm
Additional Information
Sample type is dependent on the suspected site of infection.
Full clinical details are essential to providing correct test conditions
Respiratory:BAL, ET secretons, pleural aspirate, tissue biopsy
Renal: Early morning urine sample
TB Meningitis: CSF
Extra pulmonary: dependent on site of disease, include lymph nodes, tissue, pus, gastric biopsies.
If in doubt contact laboratory.
Tuberculosis is a notifiable disease.
Turn Around
Microscopy for AAFB available within 24 hours for samples received from Monday to Friday before 12pm. TAT for samples received weekends and bank holidays will be 3 days
Culture 60 days. TAT may be increased if prolonged culture is indicated
Send to
LGI Microbiology Department
Frequency
3 early morning samples on consecutive days for sputum and urine samples
IP Routine TAT
Microscopy for AAFB available within 24 hours for samples received from Monday to Friday before 12pm. TAT for samples received at weekends and bank holidays will be 3 days Culture 60 days. TAT may be increased.
GP Routine TAT
Microscopy for AAFB available within 24 hours for samples received from Monday to Friday before 12pm. TAT for samples received at weekends and bank holidays will be 3 days Culture 60 days. TAT may be increased.