Effects of cigarette smoking on serum lipids and lipoproteins patterns on adult and middle age Egyptians

196 volunteers were examined to dertermine the effect of cigaratte smoking on the cardiovascular system. Special reference was given to the role played by cigarette smoking in increasing risk of CHD. It has been found that there is a significant increase in the Co-Hb% in smokers with a positive correlation to the number of cigarettes smoked / day. The role played by nicotine and Co was discussed. It has been also found that cigarette smoking has an atherogenic effect with increased levels of triglyceride, LDC and Apo-B lipoprotcins, a decrease in the HDC and Apo-A lipoproteins. The value of Apo-B / Apo-A ratio as a better index for CHD predection was discussed