منابع مشابه
Phallus development in the turtle Trachemys scripta.
Development of a phallus occurs in almost all amniotes; however, considerable variation in phallus morphology among different amniote lineages has contributed to the debate about their structural homology. Mammals are the only amniotes that form a closed urethral tube within the penis. In contrast, the phallus of reptiles and birds has an open urethral groove, or sulcus spermaticus, that facili...
متن کاملSignification of the Phallus ” ( 1958 ) According to Lacan
signifier of difference whose function—and this is crucial—is to give a per-
متن کاملDevelopmental Basis of Phallus Reduction during Bird Evolution
BACKGROUND One of the most puzzling events in evolution is the reduction and loss of the phallus in birds. All birds reproduce by internal fertilization, but only ∼3% of birds have retained a phallus capable of intromission. A number of hypotheses have been proposed for the evolutionary mechanisms that drove phallus reduction; however, the underlying developmental mechanisms are unknown. RESU...
متن کاملPhalloplasty for an amputated phallus in intersex patients
OBJECTIVE To report our experience of phalloplasty using a radial forearm free-flap (RFF) and insertion of a penile prosthesis for the amputated phallus. PATIENTS AND METHODS Phalloplasty was carried out in nine intersex patients with ambiguous genitalia as a result of female circumcision, with a consequent partial or complete excision of their microphallus. Six months later a penile prosthes...
متن کاملThe Etiology and Treatment of the Softened Phallus after the Radial Forearm Osteocutaneous Free Flap Phalloplasty
BACKGROUND The radial forearm osteocutaneous free flap is considered to be the standard technique for penile construction. One year after their operation, most patients experience a softened phallus, so that they suffer from difficulties in sexual intercourse. In this report, we present our experience with phalloplasty by radial forearm osteocutaneous free flap, as well as an evaluation of the ...
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ژورنال
عنوان ژورنال: The Lancet
سال: 1852
ISSN: 0140-6736
DOI: 10.1016/s0140-6736(02)60910-9