Nocturnal penile tumescence.

  • 1 February 1988
    • journal article
    • Vol. 15  (1) , 81-6
Abstract
NPT monitoring remains the best single non-invasive examination to differentiate organic from psychogenic impotence. The need to measure rigidity concurrently with tumescence during NPT is well known, thus making monitoring with the RigiScan, which measures these parameters, the procedure of choice when evaluating NPT.

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