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Histopathology

The histopathology laboratory deals with biopsies, excisions and resection specimens, as well as frozen sections.

We provide routine histopathological diagnoses using both standard techniques and advanced diagnostics including immunocyto-chemistry and polymerase chain reaction (PCR).

Skin cases form our largest histopathology specialty – the melanoma unit based at St George’s Hospital is a regional referral centre and is one of the busiest melanoma units in the UK.

The hub laboratory is a tertiary referral centre for urology and thoracic surgery and a regional centre for the NHS breast screening programme and the NHS bowel cancer screening programme.

We are part of the London Deanery Histopathology Training Scheme for trainee histocytopathologists.

Our specialist services include:

  • perinatal pathology
  • neuropathology
  • uropathology
  • respiratory pathology
  • histochemistry
  • immunocytochemistry
  • immunofluorescence
  • immunosuspension
  • One Step Nucleic Acid amplification (OSNA) for intraoperative analysis of sentinel lymph node in Breast 
  • frozen sections – rapid diagnosis of surgically
    removed specimens
  • MOHS service
  • molecular pathology tests:
    • EGFR
    • NRAS
    • BRAF
    • ALK
    • PDL1
    • DDISH.

Latest news

October 23, 2025

Clinical biochemistry reference range changes

South West London Pathology (SWLP) is introducing new Beckman Coulter biochemistry analysers to it’s blood sciences laboratories across the whole SWLP network. This post includes the reference range changes for Croydon, Kingston and St George’s Hospital. Details of the changes for Epsom and St Helier hospitals will be added soon.

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October 2, 2025

Celebrating the grand opening of state-of-the-art laboratories in Microbiology

It was a day of immense pride and celebration at South West London Pathology (SWLP) as it officially opened its spectacular new bacteriology and molecular laboratories. Trust Managing Director Kate Slemeck was invited to officially open the two new laboratories to mark this significant milestone in SWLP’s ambitious journey of transformation.

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September 2, 2025

From dissertation to duty: Comms lead masters the balancing act for NHS leadership

For Anna Parley, Communications and Marketing Lead at SWLP, achieving a Master of Science (MSc) degree was more than an academic milestone; it was a two-year lesson in juggling a pivotal NHS role, family life, and the intense demands of postgraduate study. Her recent graduation stands as a testament to dedication, a robust support network, and a reaffirmed belief in modern, empowering leadership within the NHS.

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August 20, 2025

Clinical biochemistry reference range changes 2025

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