Zahid Nazir, Muhammad Farhan Shahzad, Syed Shaheer Haider.
Accuracy of Penile Doppler in Detection of Erectile Dysfunction.
Pak J Med Health Sci Jan ;13(1):306-8.

Background: Erectile dysfunction is one of the main fertility problems. Functional organization of male reproductive system is most substantially quantifiable one. Penile Doppler sonography is a specialized technique which can help to diagnose the problem and treatment. Methods: This cross sectional study was conducted on 50 males. The patients with complaint of secondary infertility were included. Penile Doppler was done and findings were noted. Then Nocturnal penile tumescence testing was done for confirmation of erectile dysfunction. Results: The mean age of patient was 35.47+/-8.93years. The mean duration of infertility was 3.24+/-1.65months. In the sample, 7(14%) had family history of erectile dysfunction. The penile Doppler had Sensitivity: 65.8%, specificity: 83.3%, PPV: 89.3%, NPV: 43.5%, accuracy: 70% for detection of erectile dysfunction. Conclusion: Penile Doppler is accurate enough that it can replace interventional methods to diagnose erectile dysfunction also including prostaglandin E injection and Nocturnal penile tumescence testing.

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