Vitamin D testing is performed for the following clinical indications
- Unexplained raised serum alkaline phosphatase or low calcium or phosphate
- Atypical osteoporosis
- Unexplained proximal limb pain in older people
- Unexplained bone pain, unusual fractures or other evidence suggesting metabolic bone disease in both adults and children (consider specialist advice for people in this category)
- Patients in whom there are other good clinical reasons to suspect severe vitamin D deficiency. For example:
- Patients with cystic fibrosis, malabsorption, or dark skin with other risk factors
- Some patients with primary hyperparathyroidism
- Patients on long term medications that may affect bone health or vitamin D levels, such as steroids or anticonvulsants
- Strong clinical suspicion of vitamin D toxicity
Further information
To request a Vitamin D test, please include the relevant clinical details on the request form. Only requests which meet the clinical indications will be processed.