Malgorzata Dec

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Ependymomas account for 3-9% of all neuroepithelial tumors. A peculiar variant of ependymoma known as "giant cell ependymoma" ("GCE") is especially rarely reported, it may pose some difficulties for the diagnosing neuropathologist. Here we present a case of a giant cell ependymoma occuring in a 17-year-old patient with the history of 2-year recurrent(More)
Serum testosterone concentrations and excretion of 17-Ketosteroid in urine were determined in 32 caterpillar vehicle drivers exposed to low frequency vibration of the whole body and to noise. Testosterone concentrations were assessed by the RIA method in fasting after 3 hrs of work. 17-Ketosteroid excretion was measured in the 8-hr collection of night urine(More)
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