Chemical Pathology

The Chemical Pathology Laboratory provides an extensive range of services covering both routine biochemistry and highly specialised analysis and interpretation. The laboratory is led and supported by experts in their discipline and is highly regarded for the clinical opinion which supports interpretation and diagnosis.


Our aim is to provide a comprehensive range of high quality, cost-effective, innovative laboratory tests which eable our service users to improve the lives of their patients.


The service comprises four main laboratories:

• Routine biochemistry
• Metabolic biochemistry
• Enzyme Laboratory
• North Thames Regional Newborn Screening


The Chemical Pathology Laboratory hosts and supports several National Commissioning Group (NCG) Services including lysosomal storage disorders and muscles glycogen metabolism. We also have strong collaborative links with other highly specialised diagnostics laboratories, such as the Neurometabolic Unit at the National Hospital for Neurology and Neurosurgery.


To develop services of the future our unit is highly research active with strong links to the Institute of Child Health


Opening Hours


The department offers a 24-hour service for routine Chemistry with the core hours of:


8am-8pm Monday to Friday
8.30am-12pm Saturday and Sunday


Laboratory staff outside of these hours can be contacted via the hospital bleep system (please see the contact list). Specialist investigations are available 9am-5.30pm Monday to Friday with some particularly complex investigations requiring notice to the laboratory.


Contact details

Weekdays (Mon-Fri, 9am to 5pm)

Contact Switchboard on 0207 405 9200 and dial the appropriate extension below

Office - 5076

Routine Laboratory - 5009

Metabolic Laboratory - 5225

Enzyme Laboratory - 6751


Out of hours

Contact Switchboard on 0207 405 9200 and contact bleep 0589


© 2011 Great Ormond Street Hospital for Children NHS Trust