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A prospective study was performed to evaluate the use of radionuclide imaging in the assessment of patients who have undergone esophageal reconstruction. Dynamic radionuclide imaging was performed on ten patients aged 11 months to 11 years who had undergone colon interposition via the normal esophageal route for esophageal atresia. Patients were considered… (More)
Meta-iodobenzylguanidine, a guanethidine analogue, is a newly synthesised substance capable of imaging the adrenal medulla. In a woman in whom phaeochromocytoma has been diagnosed iodine-131-labelled metaiodobenzylguanidine was given intravenously; gamma-camera images showed bilateral adrenal tumours and uptake corresponding to bone and liver metastases.… (More)
These structurally preserved Precambrian fossils from Ontario are the most ancient organisms known.