Publications by authors named "Gustavo Marconi Caetano Martins"

Introduction And Objective: Urethral duplication is a rare congenital anomaly, with roughly 200 cases reported in the literature (1). It is more frequent in males, with few cases reported in females. The clinical presentation differs according to the anatomical variant present.

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Purpose: To develop a rabbit experimental study to test the hypothesis that surgical repair of hypospadias with severe ventral curvatures might be completed in one stage, if a graft, such as buccal mucosa, could be placed over the tunica vaginalis flap used in corporoplasty for ventral lengthening, with the addition of an onlay preputial island. flap to complete the urethroplasty.

Materials And Methods: The experimental procedure with rabbits included a tunica vaginalis flap for reconstruction of the corpora after corporotomy, simulating a ventral lengthening operation.

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Objective: Penile agenesis is a rare congenital abnormality with an incidence of 1 in 30 million births. We want to demonstrate in this video a new technique of neophalloplasty based on two transverse skin flaps from lower abdominal wall.

Methods: The patient was placed into a prone position; the urethral meatus was found inside the rectum, 2 cm from the anal border.

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Objective: Aphallia is a rare congenital abnormality with an incidence of 1 in 30 million births. In this video, we demonstrate implantation of a penile prosthesis in a neophallus performed 10 years previously in a patient aged 21.

Methods: Through a midline perineal incision aiming to reach the inferior surface of the pubic arch, we created a 16-cm tunnel for prosthesis insertion into the neophallus.

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