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Erectile Dysfunction Causes

Aka: Erectile Dysfunction Causes, Impotence Causes, Erectile Dysfunction Risk Factors
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  1. Causes: Endocrine
    1. Diabetes Mellitus (most common)
      1. Impotence occurs in 50% of men with Diabetes Mellitus
      2. Abnormal Glucose tolerance in 15% men with Impotence
    2. Hypogonadism (5% of Impotence cases)
    3. Hyperprolactinemia (Prolactinoma)
    4. Hypothyroidism (6% of Impotence cases)
    5. Hyperthyroidism
    6. Cushing's Syndrome
  2. Causes: Vascular
    1. Peripheral Vascular Disease
    2. Chronic Renal Failure
    3. Hypertension
    4. Hyperlipidemia
  3. Causes: Neurologic disease
    1. Multiple Sclerosis
    2. Alzheimer Disease
    3. Parkinson Disease
    4. Cerebrovascular Accident
    5. Spinal Cord Injury (50% Impotence risk)
      1. Paraplegia
      2. Quadriplegia
    6. Pelvic irradiation
    7. Pelvic Surgery
      1. Simple Prostatectomy: 10% Impotence risk
      2. Radical Prostatectomy: 40% Impotence risk
  4. Causes: Medications
    1. See Medication Causes of Impotence
  5. Causes: Habit Related
    1. Substance Abuse
      1. Alcoholism (associated with Hypogonadism)
      2. Anabolic Steroids
      3. Heroin
      4. Marijuana
      5. Methamphetamine
      6. Cocaine
    2. Tobacco Abuse
      1. Penile artery clot in 72% of men with 20 pack years
  6. Causes: Miscellaneous
    1. Advanced age
    2. Obesity
    3. Peyronie Disease
    4. Psychogenic causes (20% of Impotence cases)
      1. Anxiety Disorder
      2. Major Depression
      3. Relationship problems
  7. References
    1. Heidelbaugh (2010) Am Fam Physician 81(3): 305-12
    2. McVary (2007) N Engl J Med 357(24): 2472-81

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