By A. J. Wein, K. Van Arsdalen, Ph. M. Hanno, R. M. Levin (auth.), Professor Dr. Udo Jonas, Dr. Walter Ferdinand Thon, Dr. Christian Georg Stief (eds.)
ISBN-10: 3662009862
ISBN-13: 9783662009864
ISBN-10: 3662009889
ISBN-13: 9783662009888
The uncomplicated rules of the phenomenon "erection" were identified because the pioneering paintings of Kolliker, Eckhard and Langley within the 19th century. still, less than the effect of Freud, erectile disorder was once predominantly at tributed to psychogenic components. A extra liberal conception of sexuality because the Sixties, the improvement of latest and sophisticated diagnostic concepts, and the growth of simple learn task ended in a brand new idea of erectile disorder, selecting arteriogenic, venogenic, endocrinologic or myopathic (cavernous gentle muscle disorder) elements. From this examine different concerns reminiscent of autonomic innervation, cavernous endo thelial intactness or impaired neurotransmitter pool are being brought into regimen scientific review. A reevaluation of psychogenic etiology with a consequential new suggestion of psy chogenic impotence is at the upward thrust. during this publication the recent innovations of uncomplicated wisdom on cavernous tender muscle functionality and its supraspinal, spinal, and native keep watch over; the recent diagnostic ways in psychogenic and autonomic components; and the recent advancements of reconstructive healing techniques for the sufferer were tied jointly. striking and across the world popular specialists within the box of erectile disorder have given special perception into the most recent simple and medical advancements. Well-established diagnostic and thera peutic suggestions are offered through skilled colleagues. we are hoping that this ebook may help the reader to get an summary of the present strategies of erection. moreover, we are hoping that foreign collaboration in easy and scientific learn within the box of erectile disorder will render an replace invaluable within the close to future.
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Extra resources for Erectile Dysfunction
Example text
E Sympathetic chain (SC)-evoked response in cavernous nerves (4 Y , 30 Hz, three trains). F Loss of SC-evoked response after pelvic nerve transection indicating SC input to penis in pelvic nerve pathways. Dots in A-D, first bracket in E , and line in F correspond to stimulus artifacts. Second bracket in E represents response . Vertical calibration 100 mY , horizontalS ms in A, B; 50 uY, 10 ms in C, D; and 5 uY , 20 ms in E, F. (From Steers et al. [78]) cavernous nerve reflex represents the electrophysiological correlate to tactile-induced erections.
31 retrograde fluorescent double labelling study in cat and dog. Neurosci Lett 16:125130 Langley IN, Anderson HR (1895) The innervation of the pelvic and adjoining viscera. J Physiol (London) 19:71-130 Lavoisier P, Proulx J, Courtois F, Carufel F de, Durand L-G (1988) Relationship between perineal muscle contractions, penile tumescence and penile rigidity during nocturnal erections. J Urol 139: 176-179 Learmonth JR (1931) A contribution to the neurophysiology of the urinary bladder in man. Brain 54:147-176 Leblanc G, Landis S (1986) Development of choline acetyl-transferase (CAT) in the sympathetic innervation of the rat sweat glands.
The extremely loose penile skin and the subcutaneous connective tissues permit considerable elongation and expansion of the corpora within the coverings. The three cylinders are the paired corpora cavernosa and a single corpus spongiosum. The corpus cavernosum consists of a thick fibro-elastic sheath (tunica albuginea) and spongy erectile tissue. The crura (roots) of the corpora cavernosa arise from the inferior pubic rami and join at the hilum of the penis to form the pendulous portion. A fibrous fascial sheet (suspensory ligament) attaches the hilar portion of the corpora cavernosa to the periosteum of the pubic bone to provide support of the penis.
Erectile Dysfunction by A. J. Wein, K. Van Arsdalen, Ph. M. Hanno, R. M. Levin (auth.), Professor Dr. Udo Jonas, Dr. Walter Ferdinand Thon, Dr. Christian Georg Stief (eds.)
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