Camp Grayling Joint Maneuver Training Center. Camp Grayling is a premier, full-spectrum, four-season joint training center, providing year round, customer-focused training support and high quality facilities to enable military commanders and civilian leaders to meet their unit readiness requirements.
This shows that nearly 40% of all patients with PRIMARY hyperparathyroidism have Vitamin D-25 levels that are below 20 ng/ml. 60% have vitamin D levels above 20, but that includes 29% who have levels between 20 and 30, which is considered deficient. Nobody with a parathyroid tumor has high Vitamin D-25 levels.
What is the diffÃ©rence entre primary and secondary immune deficiency? primary: name given to chronic diseases caused by hereditary or genetic disorders of the immune system. Secondary immunodeficiencies or acquired more common than primary deficits, are immune system problems that are not genetic and which are caused by external factors. This question is archived.