摘要: As interest grows in the possibilities for earlier intervention occlusive vascular disease, whether it be by health education, pharmacological means or newer minimally invasive radiological techniques there is a need to look afresh at natural history of condition, its epidemiology and tools early detection. Although considerable amount research has centred on occult disease coronary arteries (Margolis et al. 1973) little known about distribution “subclinical” lower limbs.