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Coronary Calcium Scoring: Are The Results Comparable To Computed Tomography Coronary Angiography For Screening Coronary Artery Disease In A South Asian Population?, Nizar Bhulan, Ali Khawaja, Asif Jafferan, Maryam Baqir, Ramin Ebrahimi, Zafar Sajjad

Section of Nephrology

Background: The need of having feasible screening tools like Coronary Calcium Scoring (CCS) and CT Coronary Artery (CTCA) for Coronary Artery Disease (CAD) has become paramount. We aimed to evaluate the accuracy of CCS in determining the degree of stenosis of coronary vessels as compared to that determined by CTCA in a South Asian population.

Methods: A retrospective study was conducted at The Aga Khan University Hospital. A total of 539 patient records were reviewed who had undergone CCS and CTCA between 2008 and 2010. Patient records were reviewed by comparing their CCS and CTCA results.

Results: About 268 out …

Vitamin D Levels In Asymptomatic Adults--A Population Survey In Karachi, Pakistan, Adil Sheikh, Zeb Saeed, Syed Ali Danial Jafri, Iffat Yazdani, Syed Ather Hussain

Section of Nephrology

Background: It is well established that low levels of 25(OH) Vitamin D (/dL) are a common finding world over, affecting over a billion of the global population. Our primary objective was to determine the prevalence of vitamin D deficiency and insufficiency in the asymptomatic adult population of Karachi, Pakistan and the demographic, nutritional and co-morbidity characteristics associated with serum vitamin D levels. Methods: A cross-sectional population survey was conducted at two spaced out densely populated areas of the city. Serum levels of 25OH vitamin D were measured and GFR as renal function was assessed by using 4 variable MDRD formula. …