RESUMEN
To find out the prevalence of Vitamin-D deficiency in conditions other than osteomalcia and rickets in our part of the world. Prospective and observational study from Feb. 2005 to Dec. 2006. Multi-centric including Civil Hospital and Abbasi Shaheed Hospital, Karachi. Only those patients were included who had any structural or biochemical changes in the body. Serum Vitamin-D level of all patients was sent for estimation from a single reputable laboratory, apart from serum calcium, phosphorus, alkaline phosphatase and routine blood investigations. All data was collected and processed on SPSS Version 10. Of the total 79 patients, 58[73%] were females and 21[27%] males. Minimum age was one year and maximum 90 years, with a mean age of 41.91 and standard deviation of 19.1. Majority of the patients were seen in the 4th, 5th and 6th decades of life, and most of them were house wives. The serum Vitamin-D level was found low in 73[92%] patients and the most severe form of deficiency was seen in patients with tuberculosis. Vitamin-D deficiency was seen in 92% of our patients, belonging to all age groups and suffering from different diseases