Erection Self-Test
Alternate Names : Nighttime Penile Tape Test, Nocturnal Penile Tumescence (NPT) Stamp Test
Definition This is a test that determines the ability or inability to achieve an erection while you sleep.
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Why is the Test Performed?
The test is done to confirm if the man is unable to achieve an erection at night. All men with normal physiological erectile function will achieve an erection during normal sleep. The test may be helpful in determining if the cause of erectile dysfunction is psychologic or physical.
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