Last reviewed: June 2020
Last updated: February
2019
Summary
Definition
History and exam
Key diagnostic factors
- abnormalities on exam of penis
- abnormal androgenization
Other diagnostic factors
- premature ejaculation
- abnormal prostate exam
- psychosocial stressors
- Peyronie disease
- genital pain or numbness
Risk factors
- coronary arterial disease
- peripheral arterial disease
- hyper/hypothyroidism
- psychosexual/relationship problems
- excess alcohol intake
- hypertension
- hyperlipidemia
- diabetes mellitus
- obesity
- smoking
- metabolic syndrome
- neurologic disease
- radical pelvic surgery
- spinal cord injury
- pelvic fracture
- Peyronie disease
- depression
- premature ejaculation
- hypogonadism
- long-distance cycling
- antihypertensive use
- antidepressant use
- corticosteroid use
- antiandrogenic agent use
- desire/libido disorders
- benign prostatic hyperplasia
Diagnostic investigations
1st investigations to order
- International Index of Erectile Dysfunction
- Sexual Health Inventory for Men
- fasting blood glucose
- lipid profile
Investigations to consider
- hemoglobin A1c in diabetic men
- testosterone (morning)
- follicle-stimulating hormone and luteinizing hormone
- thyroid-stimulating hormone
- prolactin
- Doppler ultrasonography
- pelvic/penile angiography
Treatment algorithm
Contributors
Authors
Professor of Surgery
Division of Urology
University of Tennessee Graduate School of Medicine
Knoxville
TN
Disclosures
EDK declares that he has no competing interests.
Dr Edward D. Kim would like to gratefully acknowledge Dr Andrew C. Kramer, Dr Daniel H. Williams, and Dr James K. Kuan, previous contributors to this topic.
Peer reviewers
Urological Surgeon
Imperial Healthcare NHS Trust
London
UK
Disclosures
JV declares that he has no competing interests.
Professor of Urology
Cellular and Molecular Medicine
The James Buchanan Brady Urological Institute
The Johns Hopkins Hospital
Baltimore
MD
Disclosures
ALB declares that he has no competing interests.
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