Pathology Handbook

Clinical Biochemistry



Phlebotomy appointments

01702 422555

For the following, dial 01702 435555, and then enter the relevant extension number

Results enquiries


Clinical enquiries


Head of Department and Consultant Biochemist:

Dr Sarah Mapplebeck


Laboratory Manager:

Mr Paul Mackenzie


Pathology Operational Manager:

Mrs Jill Elliott



Working hours 

The laboratories provide a 24-hour service.  The level of service varies according to the  time of day: 

Weekdays (Mon-Fri)

09:00 - 17:30  Routine hours

17:30 - 09:00 essential work only (see below)

Weekends (Sat & Sun) & Bank holidays:

09:00 - 09:00 essential work only (see below)   

Out of hours Consultant Contact

Initial queries should be made to the duty BMS on call for the relevant discipline. If they cannot assist they will recommend the Consultant is contacted. Switchboard has a list of telephone numbers and pagers of consultants on duty.

Urgent tests 

GP urgent work

Please telephone the laboratory on ext6679 to arrange an urgently-required test. For clinical advice and interpretation please telephone the Duty Biochemist on ext7295.

The A&E department have special A&E red bags for red urgent samples - these are only for use in A&E.

For A&E and samples marked urgent we endeavour to have more than 90% of the results on essential tests available within 1 hour of receipt of the sample in  Pathology. All essential tests results should be available within 2 hours. Requests from A&E should be made using the symptom based protocols on ICE

Essential Biochemistry Test Library

  • U&E (Na, K, Urea, Creatinine)
  • Liver Profile (Total protein, albumin, ALT, alk phos, bilirubin)
  • Bone Profile (Calcium, albumin, alk phos, T.prot & corrected calcium)
  • Bicarbonate
  • Amylase
  • Blood Gases
  • Troponin T
  • Paracetamol
  • Phenytoin
  • Digoxin
  • BHCG
  • Phosphate
  • Glucose
  • CRP
  • PET (Uric acid & GGT) profile
  • Salicylate
  • Theophylline
  • Carbamazepine
  • Progesterone

Specimen labelling

Labelling of specimens:  Specimens will only be analysed if they are labelled in accordance with the sample labelling policy.

Retrospective tests

Up to 24 hours old  the following tests can be added:

Up to 48 hours old the following tests can be added:

Up to 5 days the following tests can be added:

Trop T

Urea & Electrolytes



Liver profile



Bone Profile













Tumour Markers







Any tests that exceed the stated allowed time or are not included in the table must be discussed with the Duty Biochemist

Useful links 

Information on a range of pathology tests, for the professional and lay person is available at