date:Apr 02, 2013
y was intended to examine the association between vitamin D deficiency defined as having serum 25-hydroxyvitamin D lower than 50 nmol/L and the behavior and progression of Merkel cell carcinoma.
The study enlisted 89 patients whose blood was tested within three years after the diagnosis of Merkel cell carcinoma.
Vitamin D deficiency was found in 65 percent of the patients and found associated with greater tumor size at diagnosis and with metastasis recurrence. Specifically, patients who had v