Lorenz Lorenz K K Elwerr Elwerr M M Machens Machens A A Hypercalcitoninemia in thyroid conditions other than medullary thyroid carcinoma: a comparative analysis of calcium and pentagastrin stimulation of serum calcitonin Hypercalcitoninemia in thyroid conditions other than medullary thyroid carcinoma: a comparative analysis of calcium and pentagastrin stimulation of serum calcitonin Langenbecks Arch Surg Langenbecks Arch Surg 2013 2013 398 398 403 403 409 409 10.1007/s00423-013-1049-6 10.1007/s00423-013-1049-6 supplied-pmid 23408061? The gene discussed is CALCA; the disease is thyroiditis.