Coevolution of male and female genitalia in waterfowl has been hypothesized to occur through sexual conflict. This hypothesis raises questions about the functional morphology of the waterfowl penis and the mechanics of copulation in waterfowl, which are poorly understood. We used high-speed video of phallus eversion and histology to describe for the first time the functional morphology of the a...

Background and Objective: Penile size is of great importance between some men and they are looking for a longer penis. The number of urologists visiting for complaining about short penis is increasing. Therefore, providing a definition of normal penis size can help Iranian physicians and patients. Methods: This study was performed as a cross-sectional descriptive study in 1396-97 at Imam Sajja...

A castrated 9-year-old intact male boerboel cross-breed dog was presented with a month-longhistory of stranguria. On physical examination, a mass was noted at the caudal extremity of the os penis. Haematology, serum chemistry and urinalysis were all unremarkable. Abdominal and urethral ultrasound demonstrated an enlarged bladder and a dilated urethra, whichwas followed to the caudal extremity o...

The aim of this study was to determine the drainage routes of the corpus cvernosum penis and the corpus spongiosum penis in the cat using contrast cavernosography. Five male cats, 1.5-2.5 years old, weighing between 4.5 and 5.5 kg were investigated. The cats were anesthetized and the root and the proximal part of the penis were exposed by an incision on the perineum reaching the scrotum. Each c...

THE PENIS Malformations of the Penis Hypospadias is the most common malformation (1 in 250 live male births). It refers to the abnormal location of the distal urethral orifice along the ventral aspect of the penis. The urethral orifice is sometimes constricted, resulting in urinary tract obstruction. Epispadias: the urethral orifice is situated on the dorsal aspect of the penis. Like hypospadia...

Sexual harassment is defined as a social problem that affects people in all public places. The spread of the internet has also led to sexual and child pornography. In this study, an analysis presented with contributions dermatologist urologist, 2 suspects penis-hand image shared 12-year-old girl on network. When photographs penises held hands were compared photograph network, nevus, wound scars...

Webbed penis belongs to a rare and little-known defect of the external genitalia. The term denotes the penis of normal size for age hidden in the adjacent scrotal and pubic tissues. Though rare, it can be treated easily by surgery. A case of webbed penis is presented with brief review of literature.

Kissing nevus is a curious type of nevus that was first described on the eyelids and rarely described on the penis. We report two cases of kissing nevus of the penis and review previously reported cases. The lesions of the kissing nevus of the penis showed characteristic mirror-image symmetry relative to the coronal sulcus. On histopathology, the lesion showed a compound nevus.

There is no safe and effective standard method for glans penis augmentation. Furthermore, there has been scant research on glans penis augmentation due to a poor understanding of glans anatomy, technical difficulty, and a lack of suitable substances for augmentation. Cross-linked dextran gel is a newly developed filler for soft-tissue augmentation. We evaluated the efficacy and safety of using ...