Imperial Collage Healthcare

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Parathyroid hormone related peptide (PTH rP)

Test Background
PTH rP is a fetal peptide closely related to PTH which maintains the fetus hypercalcaemic to the mother. It is occasionally produced by tumours and can be a cause of hypercalcaemia of malignancy.

Clinical Indications
Unexplained hypercalcaemia, particularly in patients with known carcinomas.

Reference Range
See report

Sample Required
Special container required (see below)

Sample Container
A special tube is required from the testing laboratory. Please contact Clinical Biochemistry on ext 30348 to arrange.

Sample Volume
1 mL

Turnaround Time
Up to 6 weeks

Not currently performed in house; this is a referred test. Patient must have had PTH measured before.

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