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Biochemistry

Automated biochemistry

Our automated chemistry service has laboratories based at Croydon Hospital, Kingston Hospital and St George’s Hospital.

We offer a comprehensive range of automated biochemical tests, many of which are available 24 hours a day, seven days a week.

Our routine tests include:

  • bone profile
  • glucose
  • lipid profiles
  • liver function tests
  • thyroid function tests
  • urea and electrolytes

Special chemistry

We also have a dedicated laboratory for the more specialised biochemistry tests. This includes:

  • capillary electrophoresis for HbA1c
  • mass spectrometry:  for steroids, aldosterone and renin
  • stone analysis
  • high-performance liquid chromatography for Vitamin A&E and biological amines.

Acute Kidney Injury (AKI) alert system

In line with the national think kidneys acute kidney injury programme, led by NHS England, the Acute Kidney Injury (AKI) alert system is being rolled out to cover patients in the community.

The system will go live on 23 May.

Using a nationally developed algorithm, the alerts will be triggered by the South West London Pathology (SWLP) team at levels 1 – 3. Phone calls will be made for all level 2 or 3 alerts 24 hours a day, alerting you to any patient with acute kidney injury.

In addition, in line with the Royal College of Pathologists critical phoning guidelines, AKI alert level 1 on samples with a potassium of >6.0mmol/l will be phoned within 24 hours of the sample being analysed, but not overnight.

All AKI alerts will have an automated comment attached with guidance for follow up.

The AKI pathway with further guidance, developed by the SWL renal lead, along with the AKI SDEC pathway for reference are below.

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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