at present, when a clinical diagnosis of parkinson’s disease (pd) is made, serious damage has already been done to nerve cells of the substantia nigra pars compacta. the diagnosis of pd in its earlier stages, before this irreversible damage, would be of enormous benefit for future treatment strategies designed to slow or halt the progression of this disease that possibly prevents accumulation o...

during the period of 1984-1995, nine young patients were admitted to shiraz university hospitals with a chief complaint of abdominal mass, weight loss and chronic diarrhea. clinically, these cases were diagnosed as intestinal tuberculosis or lymphoma. laparotomy revealed a huge mass involving the upper small intestine. histologic sections showed diffuse infiltration of the intestinal wall with ...