Corps caverneux

Pénis corpus cavernosum, The anatomy of erection

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Among several conditions that have been correlated with this problem the most frequent is Peyronie disease. In all these conditions, human penile ossification appears to be a metaplastic bone formation process.

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He also complained of hard plaque near the base of the penis. One year earlier, he had sustained blunt trauma during intercourse. Examination of the penis revealed a fixed firm mass extending over the proximal third of the penile shaft, measuring 3. There was no impotence or other relevant clinical finding. Radiography on the penis revealed irregular calcification in the same position as the palpable mass and in the septum of the proximal inner third of the penis.

Corps caverneux

The importance of this report lies in the extent of the human penile ossification, as demonstrated by the radiological and histological confirmation. Key words: Penile induration.

The highest rates are reported in the Middle East and the Maghreb, most often secondary to false step in coitus or penile manipulations during erection such as the "taqaandan" maneuver. We report the case of a year-old patient with no specific pathological history presenting to the Emergency Department with penile pain associated with swelling and deformity. The patient reported cracking sound during false step in coitus followed by acute penile pain with complete detumescence of the penis, with no associated urinary signs. Clinical examination revealed swollen penis, the seat of a hematoma, suggesting aubergine sign and a small painful induration on the dorsal side of the right corpus cavernosum on palpation.

Heterotopic ossification. Penile diseases. O exame do pênis revelou tratar-se de uma massa fixa, firme, no terço proximal do pênis de aproximadamente 3. Doenças do pênis.

Metrics details Summary Erection is due to a neurovascular mechanism: an inflow of arterial blood and an obstruction of venous return. The direction of this mechanism is of neurologic origin: 1 control of the smooth muscle tissue of the corpora cavernosa by the autonomic system controlled by reflex centers in the cord or cortical centers accessible to multiple visual stimuli 2 control of the perineal muscles by the somatic system.

Several conditions have been correlated with this problem and the most frequent is Peyronie disease. The importance of this report lies in the extent of the penile ossification, as demonstrated by the radiological and histological confirmation. In addition, we have reviewed all the previously reported cases and offer some cacher une érection concerning etiology.

One year earlier, he had sustained blunt trauma during intercourse, after which he began to experience pain when the penis became turgid.

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There was no history of metabolic disorder or erectile impotency. Examination of the penis revealed the presence of a firm pénis corpus cavernosum mass extending over the proximal third of the penile shaft.

It was irregular, measuring 3.

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There were no other relevant clinical findings. The results from routine laboratory evaluations were normal. Radiography on the penis revealed irregular calcification in the same position as the palpable mass and in the septum of the proximal inner third of the penis Figures 12. The calcified mass was excised surgically through a dorsal midline incision of the tunica albuginea, extending across the corpus cavernosum on both sides.

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The defect of the corporotomy was closed using a watertight running vicryl suture, without graf-ting. A quick examination of the specimen revealed an irregular mass of grayish brown tissue with hard white calcified foci.

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The postoperative course was uneventful and the patient reported a full straight erection without pain. Histological examination revealed cancellous bone surrounded by dense collagen tissue.

The most frequent of these is Peyronie pénis corpus cavernosum, but correlations with penile trauma, other diseases like metabolic disorders for example gout and diabetes mellitusintracavernous self-injection of vasoactive agents and chronic hemodialysis have also been reported.

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InVermootenapud2 described a case of ossification in a man who had suffered a gunshot injury to the penis. Histopathological analysis on the mass revealed metaplastic bone marrow and cartilage formation at the fibrosis site.

Numerous other cases of small calcifications in pénis corpus cavernosum penis have been found by macroscopic observation or X-ray.

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The single case of congenital ossification of the penis was described by Champion and Wegrzyn in That child also had a cleft scrotum. It is usually located in the glans penis and aids copulation. In whales it may measure around two hundred centimeters in length and forty centimeters in circumference.

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In dogs it serves as a channel for the urethra, while in bears and wolves, it is essential for producing a rapid erectile state for copulation. Instead of aiding copulation, as observed in the animals that have such ossification, in men it is sometimes uncomfortable and possibly painful. It is often multiple and found in the shaft as well as in the septum and ce dont vous avez besoin pour une érection à 70 ans albuginea, while in animals it is single and situated in the glans.

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In all these conditions, human penile ossification appears to be a metaplastic process. Somers and Dawson3 have shown that the disease most likely begins with buckling trauma that causes injury to the septal insertion of the tunica albuginea.

The fibroblastic tissue thus formed may provide good conditions for metaplastic bone formation.

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For surgery to be considered, candidates must present mature and stable disease. It is only recommended when the curvature is enough to impair coitus. Human os penis.

Formulaire de recherche

Champion RH, Wegrzyn J. Congenital os penis. J Urol.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Human penile ossification. Vapnek J, Lue TF. Heterotopic bone formation in the corpus cavernosum: a complication of papaverine-induced priapism.

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  • Mots clés : Fracture du pénis, albuginée des corps caverneux, échographie du pénis, urèthre.