Introduction: Sciatica referring to radicular pain that travels along the path of the sciatic nerve in the affected lower limb is a common complaint and traditionally due to lumbar spine nerve impingement.There can be multitude of entities responsible for its aetiology and may mimic other pathologies.Ischiofemoral impingement (IFI) due abnormal con
Central retinal artery High Horse Trail DURAhide occlusion is a rare ophthalmological complication of sickle cell disease, usually provoked by additional contributing risk factors and its treatment remains controversial.We describe a patient with sickle cell disease and a spontaneous central retinal artery occlusion of his left eye that probably ha
Abstract Background Surveillance of Over-the-Counter pharmaceutical (OTC) sales as a potential early indicator of developing public health conditions, in particular in cases of interest to biosurvellance, has been suggested in the literature.This paper is a continuation of a previous study in which we formulated the problem of estimating clinical d