[Electrophysiologic studies of ulnar nerve injuries in glass blowers].
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Biomedical subjects
Publications and source records attributed to L Markiewicz.
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In 35 subjects the effect of breathing an oxygen-helium mixture or oxygen during 10 minutes under positive pressure of 40 hPa was studied. Immediately before positive-pressure breathing, in the last minute of this breathing, and 30 minutes after its and blood samples were taken for investigations. Positive-pressure breathing caused in both groups a rise-in the haematocrit value, total protein, albumin and glucose levels. The level of lactic acid rose during breathing oxygen by 74% and that of pyruvic acid increased by 44%, while during the use of the oxygen-helium mixture both these compounds failed to rise during positive-pressure breathing and 30 minutes after its completion.
The report presents a patient in whom a direct trauma to the neck caused development of multiple painful neuromas of the cervical roots C2 and C4 with peculiar and rarely observed symptoms. Reconstructive operation was carried out 10 years after the injury and disappearance of persistent neurologic manifestations was obtained.