Quality accreditation

TDL participates in recognised National External Quality Assessment Schemes. These schemes are subscribed to by NHS and private laboratories. Results are subjected to strict internal and external quality control.

UKNEQAS, WEQAS, RIQAS, BIOARD

ACE

AFP / CEA & HCG

Antibiotics (Gentamicin, Vancomycin and Amikacin)

Anti-Hbs Detection

Ammonia

Autoimmune (RF and TPO)

B2 Microglobulin

Cardiac Markers

Clinical Chemistry

CMV IgG / IgM

CRP & Ultra-Sensitive CRP

CSF

Cyclosporin and Tacrolimus

DEQAS

Diagnostic Serology Exanthem

Diagnostic Serology Hepatitis

Drugs of Abuse

Ethanol

Faecal Markers for Inflammation (Calprotectin)

Free Beta HCG and PAPP-A

GFR

Glucose / Glucometer

Glycated Haemoglobins

Guildford Peptides

Haematinics

Healthcontrol Therapeutic Drugs Screen (TDM)

Hepatitis A (with B and C)

Hepatitis B Serology 

Hepatitis C Serology

HIV Serology

Homocysteine

HTLV

IGF-1

Immunity Screen

Lipase

Lipid Investigations

NT-Pro BNP

Paediatric Bilirubins

Parasitology

Peptide Hormones

PSA, Free PSA

PTH, ACTH and hCT

Rubella IgG Serology

Salicylate and Paracetamol

Specific Proteins

Steroid Hormones

Syphilis Serology

Thyroglobulin Surveys

Thyroid Hormones

Total IgE

Toxoplasma IgG / M Serology

Tumour Markers

Toxoplasma IgM Serology

Toxoplasma IgG Serology

Trace Elements

Urine Chemistry

Vitamin D (25 OH)

UKNEQAS

Automated Differential Leucocyte Count

Blood Film Morphology

Coagulation (Including PoCT Coagulation)

EBV Mononucleosis

ESR and NRBC (nucleated Rbc)

Flow Cytometry

  • Leukaemia immunophenotyping
  • Myeloperoxidase
  • Iron stain

Full Blood Count

Haematology

Haematology Analysis

Malaria

Parasite Films

Reticulocyte

Sickle Screening

Thrombophilia Screening

Factors assays:

Von Willebrand (vWD) screen

Anti-Xa assay

Plasma viscosities

ADAMTS-13 activity

ADAMTS-13 antibody

Heparin / Platelet Factor 4 Induced Antibodies

Platelet function analysis (RCPA)

Lupus anticoagulant:

  • Taipan Venom Time
  • DRVVT assay

MOLECULAR GENETICS

Acquired array (CLL/MDS)

Acute Leukaemia FISH pilot

Acute Lymphoblastic Leukaemia (ALL) – G banding and FISH

BoBs Rapid Aneuploidy detection

Chlamydia & Gonorrhoea detection by PCR

Constitutional Clinical Cytogenetics (Rounds for Amniocentesis, CVS, Solid Tissue, Blood, Array CGH)

Cystic Fibrosis

Duchenne / Becker Muscular Dystrophy

Hereditary Haemochromotosis (C282Y+H63D) genotyping + reporting

HLA Class I (HLA-A, HLA-B, HLA-C) Tissue Typing (low resolution)

HLA Class II (HLA-DRB1, HLA-DQB1) Tissue Typing (low resolution)

HLA-B27 Genotyping

HLA-B57*01 Genotyping

HLA+ Disease Typing Cytochrome P450 2D6 / 2C19 genotyping

Human Papillomavirus DNA

Mature B & T cell Neoplasms – FISH for CLL and Lymphoma

Mature B & T cell Lymphoma – G-banding

Myeloid (AML/MDS/CML) – G-banding and FISH

Myeloma – sample FISH set up and analysis plus online

NGS AML gene panel

NIPT for aneuploidies

NIPT for sexing

Paternity Testing

Prader-Willi and Angelman Syndromes

QF-PCR Aneuploidy Detection

Sexually Transmitted Diseases (CT/NG/MGEN/TV)

Spinal Muscular Atrophy

Thrombophilia (Factor II, V, MTHFR)

Y Microdeletion PCR Assay

 

MOLECULAR VIROLOGY

Atypical Mycobacterium

Adenovirus DNA Viral load

Bacterial 16S 

B19 virus DNA Viral load

BK virus DNA Viral load

CMV DBS (dried blood spots)

CMV DNA Plasma Viral load

CMV DNA Whole Blood Viral load

CMV Resistance

EBV DNA Plasma Viral load

EBV DNA Whole Blood Viral load

Enterovirus RNA

Gastroenteritis Virus Panel 

Hepatitis B Genotyping

Hepatitis B Drug Resistance Typing

Hepatitis B Viral Load

Hepatitis C genotyping

Hepatitis C Resistance genome detection (NS5a & b)

Hepatitis C Resistance Typing (NS3 & NS5a)

Hepatitis C Viral Load

Hepatitis D Virus Viral load and Qualitative PCR

Hepatitis E Virus Viral load and Qualitative PCR

HIV-1 Drug Resistance (Pol)

HIV-1 Drug Resistance (Integrase)

HIV-1 RNA Viral load

HIV-1 RNA Qualitative PCR

HIV-1 Tropism Genome Detection 

HIV-2 Viral load and Qualitative PCR

HSV 1&2 DNA

HSV Drug Resistance

Human Herpes virus 6 DNA

Influenza Haemagglutinin typing

JC virus DNA

Measles and Mumps PCR

MERS Coronavirus

Parechovirus RNA

Respiratory panel I

Respiratory panel II

SARS-CoV-2 (COVID-19) PCR/NAAT

SARS-CoV-2 (COVID-19) antibodies

Syphilis PCR

Transplantation Virus Panel

VZV DNA

Laboratory Quality Scheme

Helicobacter pylori antigen from faeces

Polarising crystal microscopy from synovial fluid

Streptococcus pyogenes (Group A) detection
in pharyngeal samples

Surveillance for multi drug resistant bacteria

 

UKNEQAS

Clostridium difficile detection and toxin testing

Faecal parasites

General bacteriology

Genital pathogens

MRSA screening

Microbial susceptibilities

Mycobacterial microscopy

Mycobacterial culture and molecular detection

Antifungal assays

Antifungal susceptibilities

Cryptococcal antigen

Fungal culture

Fungal biomarkers

Urinary antigen

 

WEQAS POCT

Urinalysis

 

QCMD

Dermatophyte PCR

PCP PCR

Atypical pneumoniae PCR

UKNEQAS: General Immunology

Allergen Component Testing

Autoimmune Serology ANCA/GBM Antibodies

Bullous Dermatosis Antibodies

Allergen Specific IgE Antibodies

Ner General Autoimmune Serology

Anti-Phospholipid Antibodies (ACAB)

Nuclear and Related Antigens

IGRA TBQ

Instrinsic factor

Islet Cell Antibodies (Diabetic Marker)

Myositis Antibodies

Specific Microbial Antibodies

C1 Esterase Inhibitor

Functional and Complement

Syphilis (TPPA and RPR)

Lyme (IgG and IgM)

Hepatitis C

Hepatitis E (IgG and IgM)

UKNEQAS: Infectious Immunology

HIV Serology / POCT

Immunity Screen – VZV, Parvo Viruse, EBV

Chlamydia Detect

Varicella Zoster (IgG) Serology

Parasite Serology

Chlamydia & Gonorrhoea (NAAT / PCR)

EUROQAS

Liver Blot

 

RIQAS Scheme

Procalcitonin

 

RCPAQAP Scheme

Brucella Serology

Legionella (IgG) Serology

Scleroderma Antibodies

Striated Muscle Antibodies

 

INSTAND Scheme

Adrenal Antibodies

Hepatitis E Serology

RNAP Antibodies

 

CSCQ Scheme

Lyme Serology

 

Laboratory Quality Scheme

Herpes Simplex Virus

Cytomegalovirus

Antistreptolysin O Titre

Helicobacter Pylori IgG Antibodies

UKNEQAS

Steroid Hormones

Peptide Schemes 1 to 4

Thyroid Scheme

Allergens Scheme

SHBG

Prostate Specific Antigen

Tumour Markers

PTH

Specific IgE / Total IgE

AFP / CEA

EQA, TEQA
NHSCSP (EQA for Gynaecological Cytopathology)
NHSCSP (TEQA for PAP stain)
Hologic Imager stain (TEQA)

NEQAS
Urine Cytology

UKNEQAS

Semen Analysis Scheme

Accredited by British Standards Institute ISO/IEC 27001:2013

Links to the UKAS schedules of accreditation (in PDF format)

(Certain UKAS accreditations can be found under Health Services Laboratories (HSL), which is part of the TDL Group of Laboratories.)

HSL Blood Sciences (8169)

HSL Infection Sciences (8860)

HSL Molecular Pathology and Genetics (8059)

TDL Manchester (8812)

TDL Andrology (10199)

HSL Cytology (8511