I was surfing for something else tonight and came across the following interesting information about ED:
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THE RELATIONSHIP OF SEXUAL DYSFUNCTION TO CO-MORBIDITIES IN MEN The major risk factors for ED have long been known and include diabetes mellitus, prostate disease, peripheral vascular disease, coronary artery disease, hyperlipidemia, hypertension, and cigarette smoking. Lumbar disk disease and other neurologic risk factors, as well as obstructive sleep apnea and, finally, depression, can be added to this list. Clearly, ED is a symptom associated with the chronic medical conditions common in the primary care practitioner’s office.
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Laboratory tests should include the following:Serum glucose, creatinine, and lipid profile
Free testosterone or total testosterone (especially with the triad of hypogonadism symptoms: diminished libido, diminished energy, and fatigue)
Serum luteinizing hormone (LH) and prolactin levels if total testosterone is low, especially in an individual under the age of 50
Thyroid stimulating hormone (TSH) and prostate-specific antigen (PSA) levels