Narges Sadat Zahed

Department of Nephrology, Loghman Hakim Hospital, Clinical Research Development Center, Tehran, Iran


  • Original Article   
    Association of Vitamin D Levels with Blood Pressure in Dialysis Patients in a Dialysis Centre in Tehran
    Author(s): Shahnaz Tofangchiha, Omid Gharooi Ahangar*, Miralireza Takyar and Narges Sadat Zahed

    Introduction: Prevalence of vitamin D deficiency among patients with kidney failure is about 70 to 80 percent. Among the main controversies in the field of patients with kidney failure is the relationship between vitamin D deficiency and prevalence and natural course of hypertension. Many studies have been conducted on the relationship between vitamin D levels and hypertension, but they have mostly been inconclusive and have generated inconsistent results. Materials and methods: This cross-sectional study was conducted on 120 patients with dialysis in three dialysis centers in Tehran, Iran. Vitamin D levels were measured by dialysis centers every three months for a year. Also, the centers recorded blood pressure after each dialysis session. These measurements were collected and their means for each patient were calculated .. Read More»

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