Laboratory services function at the cross cutting interface of all other divisions like Basic Services (ICTC), Care, Support and Treatment (ART), Blood Transfusion Services and Sexually Transmitted Infection division.The assurance of quality in HIV testing services is ensured through the implementation of External Quality Assessment Scheme (EQAS) by Reference laboratories at Both National and State level.
In TamilNadu, 3 National Reference Laboratories (NRL) and 12 State Reference Laboratories (SRL) are interlinked with all HIV Testing Facilities (ICTCs) of 32 Districts.
NACO supports all the reference laboratories to get Accreditation by National Accreditation Board for Testing and Calibration Laboratories (NABL). Three NRLs and Five SRLs were accredited by NABL till date.
There are 32 CD4 testing Facilities are functioning in the state and 3 type of CD4 machines available such FACS Calibur -3 ; FACS Count -21 and Partec in 8 numbers. National Institute for Research in Tuberculosis Chennai functioning as Viral Load Testing centre and Early Infant Diagnosis (EID) Testing Lab for the state.In TamilNadu, Madras Medical College, Chennai is the referral lab for HIV 2 Diagnosis.
State Reference Laboratories (SRL) :
|S.No||Name of the SRL||Linked Districts|
|1||Govt Stanley Medical College, Chennai||Chennai, Tiruvallur|
|2||Govt Hosp. for Thoracic Medicine,Tambaram, Kancheepuram Dist||Kancheepuram, Vellore|
|3||Chengalpattu Medical College,
|Cuddalore, Tiruvannamalai, Villupuram|
|4||Coimbatore Medical College, Coimbatore||Coimbatore, Tirupur, Erode & Nilgiris|
|5||Govt. M K Medical College, Salem||Salem,Dharmapuri,Krishnagiri|
|6||Madurai Medical College, Madurai||Madurai, Pudukkottai|
|7||K A P Viswanathan Govt Medical college, Trichy||Trichy, Perambalur, Ariyalur, Namakkal|
|8||Thanjavur Medical College, Thanjavur||Thanjauvr, Tiruvarur, Nagapattinam|
|9||Govt. Medical College, Theni||Theni,Karur,Dindigul|
|10||Tirunelveli Medical College, Tirunelveli||Tirunelveli, Virdhunagar|
|11||Govt. Medical College,Thoothukudi||Thoothukudi, Sivagangai|
|12||Kanyakumari Medical College, Nagercoil||Kanniyakumari, Ramanathapuram|
National Reference Laboratories (NRL) :
|S.No||Name of the NRL||Linked SRLs|
|1||Madras Medical College, Chennai||Madurai, Theni, Tambaram, Chengalpattu, Chennai, Thanjauvr, Coimbatore|
|2||Tamil Nadu Dr.MGR Medical University, Chennai||Trichy, Kanniyakumari,Salem, Thoothkudi, Tirunelveli & Pondicherry JIPMER|
|3||CMC Vellore||Kerala State (Medical Colleges of Thiruvananthapuram, Allapuzza, Kottayam, Thrissur and Kozhikode)|