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Search for vitamin D in all Journal Watch editions
Physician-authored summaries on the latest research on vitamin D, editorials on vitamin D, and perspectives on vitamin D - drawn from the top medical journals.
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You searched for: vitamin D
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Does Vitamin D Supplementation Reduce the Rate of Infant Pneumonia? Free
- May 2, 2012
- Robert S. Baltimore, MD
- Infectious Diseases
In a vitamin D–deficient infant population, such supplementation did not reduce the incidence of pneumonia or change the age at which first episodes occurred.- Reviewing:
- Manaseki-Holland S et al., Lancet 2012 Apr 14; 379:1419. Martineau AR., Lancet 2012 Apr 14; 379:1373.
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Optimizing Postmenopausal Vitamin D3 Supplementation
- April 26, 2012
- Jamaluddin Moloo, MD, MPH
- General Medicine
For white women, 600 IU of vitamin D3 daily appears to be sufficient.- Reviewing:
- Gallagher JC et al., Ann Intern Med 2012 Mar 20; 156:425.
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Higher Vitamin D Status Protects Against Crohn Disease
- March 30, 2012
- Douglas K. Rex, MD
- Gastroenterology
Among women in the Nurses' Health Study, risk was lowest in those with the highest predicted serum 25-hydroxy vitamin D levels.- Reviewing:
- Ananthakrishnan AN et al., Gastroenterology 2012 Mar; 142:482.
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Vitamin D and Calcium Supplementation in Older Adults
- March 13, 2012
- Allan S. Brett, MD
- General Medicine
A randomized trial found no effect on cancer or vascular mortality.- Reviewing:
- Avenell A et al., J Clin Endocrinol Metab 2012 Feb; 97:614.
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No Link Between Vitamin D Levels and Risk for COPD Exacerbations
- February 28, 2012
- Jamaluddin Moloo, MD, MPH
- General Medicine
Two studies were consistent in showing a lack of association.- Reviewing:
- Kunisaki KM et al., Am J Respir Crit Care Med 2012 Feb 1; 185:286. Lehouck A et al., Ann Intern Med 2012 Jan 17; 156:105.
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Vitamin D and Calcium Supplements: What Do the Data Show? Who Should Be Treated?
- January 27, 2012
- Craig A. Elmets, MD
- Dermatology
Vitamin D and calcium supplementation may lower fracture risk in some individuals, but data regarding its effects on cancer are inconclusive.- Reviewing:
- Chung M et al., Ann Intern Med 2011 Dec 20; 155:827.
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Vitamin D and UVB Radiation: How Much Is Necessary? Free
- January 13, 2012
- Craig A. Elmets, MD
- Dermatology
For individuals unable to benefit from supplements, ultraviolet B exposure every 2 weeks may be an alternative.- Reviewing:
- Bogh MKB et al., Br J Dermatol 2011 Oct 20;:
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Low Vitamin D Levels Linked to Active Tuberculosis Free
- November 30, 2011
- Richard T. Ellison III, MD
- Infectious Diseases
Seasonal declines in mean vitamin D levels were followed by seasonal increases in TB notifications.- Reviewing:
- Martineau AR et al., Proc Natl Acad Sci U S A 2011 Nov 22; 108:19013. Realegeno S and Modlin RL., Proc Natl Acad Sci U S A 2011 Nov 22; 108:18861.
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Vitamin D Appears to Prevent Falls in Some High-Risk Subgroups
- October 27, 2011
- Allan S. Brett, MD
- General Medicine
The benefit appeared limited to those who received >800 IU of vitamin D daily.- Reviewing:
- Murad MH et al., J Clin Endocrinol Metab 2011 Oct; 96:2997.
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Elevated Risk for Prostate Cancer Found with Vitamin E Supplementation
- October 25, 2011
- Thomas L. Schwenk, MD
- General Medicine
Clinicians should counsel older men about vitamin E use.- Reviewing:
- Klein EA et al., JAMA 2011 Oct 12; 306:1549.
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Restricted Supplements May Help to Prevent Skin Cancer
- July 29, 2011
- Craig A. Elmets, MD
- Dermatology
Grape seed extract and vitamin D show some indications of possible protection, but these need to be borne out by prospective clinical trials.- Reviewing:
- Tang JY et al., J Clin Oncol 2011 Jun 27;: Asgari MM et al., J Am Acad Dermatol 2011 Jun 13;:
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Evaluation, Treatment, and Prevention of Vitamin D Deficiency Free
- June 23, 2011
- Allan S. Brett, MD
- General Medicine
A new practice guideline recommends against routinely measuring serum vitamin D levels in adults.
CME Exam- Reviewing:
- Holick MF et al., J Clin Endocrinol Metab 2011 Jun 6;:
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Evaluation, Treatment, and Prevention of Vitamin D Deficiency in Infants and Children Free
- June 23, 2011
- Howard Bauchner, MD
- General Medicine
Risk factors in children include breast-feeding without vitamin D supplementation, dark skin pigmentation, and maternal vitamin D deficiency.- Reviewing:
- Holick MF et al., J Clin Endocrinol Metab 2011 Jun 6;:
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Calcium, With or Without Vitamin D, Raises Risk for Adverse Cardiovascular Events Free
- May 12, 2011
- Paul S. Mueller, MD, MPH, FACP
- General Medicine
Vascular calcification is one proposed mechanism.
CME Exam- Reviewing:
- Bolland MJ et al., BMJ 2011 Apr 19; 342:d2040.
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Vitamin B for PMS? Free
- April 28, 2011
- Anna Wald, MD, MPH
- Women's Health
Higher dietary intake of thiamine and riboflavin was associated with lower risk for new-onset premenstrual syndrome.
CME Exam- Reviewing:
- Chocano-Bedoya PO et al., Am J Clin Nutr 2011 May; 93:1080.
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Which Vitamin D Supplement Boosts Levels More — D2 or D3?
- April 26, 2011
- Allan S. Brett, MD
- General Medicine
D3 (cholecalciferol) has the edge.- Reviewing:
- Binkley N et al., J Clin Endocrinol Metab 2011 Apr; 96:981. Heaney RP et al., J Clin Endocrinol Metab 2011 Mar; 96:E447.
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Understanding the Variables That Affect Vitamin D Status
- April 15, 2011
- Craig A. Elmets, MD
- Dermatology
Location, pollution, weight, and health affect your ability to absorb, store, and make use of vitamin D.- Reviewing:
- Tsiaras WG and Weinstock MA., Acta Derm Venereol 2011 Mar; 91:115.
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Serum Levels of Folate and Vitamin B12 in Users of AEDs
- April 5, 2011
- Robert C. Knowlton, MD, MSPH
- Neurology
Use of common antiepileptic drugs was associated with reduced serum levels of folate and, to a lesser extent, vitamin B12.- Reviewing:
- Linnebank M et al., Ann Neurol 2011 Feb; 69:352.
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Vitamin D Insufficiency in HIV-Infected Patients
- February 7, 2011
- Eileen Scully, MD, PhD, and Paul E. Sax, MD
- HIV/AIDS
Vitamin D insufficiency was slightly less common in HIV-infected patients than in the general U.S. population. The clinical significance of this insufficiency remains uncertain.- Reviewing:
- Dao CN et al., Clin Infect Dis 2011 Feb 1; 52:396.
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Sun Exposure Decreases Risk for Multiple Sclerosis
- February 7, 2011
- Robert T. Naismith, MD
- Neurology
A convergence of survey, examination, and biological data further implicates sunlight as a factor.- Reviewing:
- Lucas RM et al., Neurology 2011 Feb 8; 76:540.
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