osepeople.blogg.se

Download vitamin d 2 50 000
Download vitamin d 2 50 000












download vitamin d 2 50 000

Endogenous VDT may develop from excessive production of an active vitamin D metabolite – 1,25(OH) 2D in granulomatous disorders and in some lymphomas or from the reduced degradation of that metabolite in idiopathic infantile hypercalcemia.

download vitamin d 2 50 000

Serum 25-hydroxyvitamin D concentrations higher than 150 ng/ml (375 nmol/l) are the hallmark of VDT due to vitamin D overdosing. Exogenous VDT is usually caused by the inadvertent or improper intake of extremely high doses of pharmacological preparations of vitamin D and is associated with hypercalcemia. Many forms of exogenous (iatrogenic) and endogenous VDT exist.

download vitamin d 2 50 000

Although VDT is rare, the health effects can be serious if it is not promptly identified. VDT and its clinical manifestation, severe hypercalcemia, are related to excessive long-term intake of vitamin D, malfunctions of the vitamin D metabolic pathway, or the existence of coincident disease that produces the active vitamin D metabolite locally.

  • 4Department of Biomedical and Molecular Sciences, Queen's University, Kingston, ON, CanadaĬonfusion, apathy, recurrent vomiting, abdominal pain, polyuria, polydipsia, and dehydration are the most often noted clinical symptoms of vitamin D toxicity (VDT also called vitamin D intoxication or hypervitaminosis D).
  • 3Department of Biochemistry, Radioimmunology and Experimental Medicine, Children's Memorial Health Institute, Warsaw, Poland.
  • 2Department of Biochemistry and Clinical Chemistry, Medical University of Warsaw, Warsaw, Poland.
  • 1Department of Geriatrics, Medical Centre for Postgraduate Education, Warsaw, Poland.
  • Ewa Marcinowska-Suchowierska 1 *, Małgorzata Kupisz-Urbańska 1, Jacek Łukaszkiewicz 2, Paweł Płudowski 3 and Glenville Jones 4














    Download vitamin d 2 50 000