PART 2: Cardinal Manifestations and Presentation of Diseases
SECTION 8 Alterations in Sexual Function and Reproduction
48 Sexual Dysfunction
 | Figure 48-1 Pathways that control erection and detumescence. A. Erection is mediated by cholinergic parasympathetic pathways and nonadrenergic, noncholinergic (NANC) pathways, which release nitric oxide (NO). Endothelial cells also release NO, which induces vascular... |
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 | Figure 48-2 Algorithm for the evaluation and management of patients with ED. PDE, phosphodiesterase. |
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