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Excess Vitamin D

Summary of Excess Vitamin D
Hypervitaminosis D is a state of vitamin D toxicity. The normal range for blood concentration is 30.0 to 74.0 nanograms per milliliter. Symptoms of vitamin D toxicity may cause dehydration, vomiting, decreased appetite. Irritability, constipation, fatigue, muscle weakness and metastatic calcification of the soft tissues An excess of vitamin D causes abnormally high blood concentrations of calcium, which can cause hypercalcification of the bones, soft tissues, heart and kidneys. In addition, hypertension can result. 

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Excess Vitamin D

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Excess Vitamin D

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Granulomatous disease and sarcoidosis can cause hypervitaminosis .

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A 50-year-old woman comes to the emergency department because of severe, colicky left-sided abdominal pain. Urinalysis shows microscopic hematuria. She is given intravenous fluids and ketorolac. Her temperature is 37.2°C (99°F), pulse is 70/minute, respiratory rate is 18/minute, and blood pressure is 160/90 mm Hg. Her BMI is 23 kg/m2. Her medical history is significant for celiac disease that was diagnosed 20 years ago. She avoids gluten and takes vitamins to "stay healthy". Which of the following is most likely present in this patient?

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