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Diminished growth hormone secretion in blind males after L-dopa stimulation
M Fatranská1, J Jurcovicová, S Németh
1Institute of Experimental Endocrinology, Slovak Academy of Sciences, Bratislava, Czechoslovakia.
Abstract:
Growth hormone secretion after L-dopa administration (1000 mg p.o.) was investigated in young adult normal and blind volunteers. The average increment of plasma growth hormone after L-dopa stimulation in the blind was below the criterion for a positive response (less than 5 ng ml-1). The control volunteers showed normal response. After L-dopa stimulation there was a significantly diminished growth hormone response in the young adult blind compared to control volunteers.