Each of these segments is of differing length and offers anatomical challenges. Prostatic definition, of or relating to the prostate gland. Prostatic utricle cysts result from the regression of the mullerian paramesonephric ducts or decreased androgenic stimulation of the urogenital sinus. This projects upward and backward into the substance of the prostate gland. They are midline cystic masses in the male pelvis and can be very difficult or impossible to distinguish from a mullerian duct cyst. Along with its rarity, it presents a challenge in its diagnosis and proper management.
A hitch stitch can be used to retract the bladder anteriorly. Any of various bladderlike structures in a plant or animal, especially. It is also known as the vagina masculina or uterus masculinus or in older literature vesicula prostatica. Prostatic utricle article about prostatic utricle by the. Prostatic utricle cyst or utricular cyst puc is an area of focal dilatation that occurs within the prostatic utricle. Prostatic ductal adenocarcinoma, is an uncommon entity in the spectrum of prostatic carcinoma. We report 2 cases studied by ultrastructural and immunoperoxidase techniques. Prostatic utricle refers to mullerian duct remnant in males which often manifests as a sac having a slit like orifice at the apex of verumontanum. Prostatic utricle location, function, disorders and pictures. We present a case of an abnormally large prostatic utricle cyst filling the whole of the abdominal cavity with unilateral renal agenesis in an 8yearold male child. During the last century the utricle has been considered by most to be a remnant of the fused caudal ends of the mullerian ducts mds.
The prostatic utricle latin for pouch of the prostate is a small indentation in the prostatic urethra, at the apex of the urethral crest, on the seminal colliculus verumontanum, laterally flanked by openings of the ejaculatory ducts. Urologists who make an incision instead of a resection after a simple prostatectomy should use either 52400 cystourethroscopy with incision, fulguration, or resection of congenital posterior urethral valves, or congenital obstructive hypertrophic mucosal folds or 52500 with modifier 52 reduced services. The prostatic utricle pu, or prostatic pouch, is a rudimentary structure present in the male prostatic urethra, and is derived from both the mullerian and wolffian ducts. Apr 23, 2015 video shows what prostatic utricle means. Ipsilateral renal agenesis may be associated with seminal vesicle cysts in 70% of cases, but a remnant ureteral bud has been shown to coexist in only 27% of these cases. Animal studies in pigs and dogs have shown that pae can induce prostatic volume reduction, with no related sexual dysfunction 2,3.
Prostatic definition of prostatic by the free dictionary. Its walls are composed of fibrous tissue, muscular fibers, and mucous membrane, and numerous small glands open on its inner surface. Prostatic utricle medical definition merriamwebster. On each side is a depression, the prostatic sinus, into which open the prostatic ducts. They reportedly occur in about 1%5% of the general population 10, 11. While some patients may remain asymptomatic and are discovered incidentally, others present with. In old literature, it is found to be mentioned by the name vesicula prostatica. Prostatic urethra article about prostatic urethra by the. Prostatic utricle definition, a small pouch near the prostate gland that opens into the urethra. It has been suggested that prostatic artery pa embolization pae for symptomatic benign prostatic hyperplasia bph may become a common treatment like uterine artery embolization for uterine leiomyomas 1. Prostatic utricle definition of prostatic utricle by. Prostatic utricle cyst is a rare midline cystic lesion between the urinary bladder and the rectum, commonly associated with hypospadias.
An abnormally large prostatic utricle cyst associated with. It is derived from the fused ends of the mullerian duct 1. Rare variant of carcinoma prostate masquerading as benign. Benign cystic masses are more common and include congenital cysts of mullerian duct or mesonephric duct origin.
Along with its rarity, it presents a challenge in its. Prostatic utricle cyst is an uncommon congenital disorder associated with urogenital anomalies. Is the prostate utricle in males homologous to the uterus. This part of the urethra has on its floor or posterior wall a longitudinal ridge called the urethral crest. May 10, 20 prostatic utricle cyst is a rare midline cystic lesion between the urinary bladder and the rectum, commonly associated with hypospadias.
The name prostatic utricle is actually latin in origin and stands for pouch of the prostrate. Zinner syndrome refers to the triad of ipsilateral renal agenesis, seminal vesicle cysts and ejaculatory duct obstruction. Prostatic utricle definition of prostatic utricle by the. Our results, as well as those presented by others, demonstrate the prostatic origin of this tumor. The secretion of the mullerian regression factor in the male causes only the vestigial structures to remain, with the cephalic part persisting as the appendix testis and the caudal prostatic utricle. Utriculus prostaticus definition of utriculus prostaticus. The prostatic utricle sinus pocularis forms a culdesac about 6 mm. Greep,l5 in his description of the utricle, limits himself to the term uterus masculinus, as do jordan and kindred20.
The prostatic utricle cyst is a rare clinical entity, and optimal surgical results require accurate definition of its anatomic relationship to the adjacent structures. Prostatic utricle cysts, which are rarely seen in clinical practice and are associated with some urogenital system anomalies such as cryptorchidism or hypospadias, are embryological remnants of the mullerian duct system. It refers to a tiny diverticulum of the prostatic urethra, lined by epithelium. We are presenting a case report on prostatic ductal adenocarcinoma, a cystic variant of prostatic carcinoma in a 55yearold man who complained of obstructive. Prostatic utricle cyst with chronic prostatitis discussion prostatic utricle is a remnant of mullerian duct in males. Other articles where prostatic utricle is discussed. The posteriorlateral prostatic pedicle has an inferior or distal origin, vascularizes most of the peripheral and caudal gland, and may have a close relationship with rectal or anal branches. In our experience, cysts smaller than 3 mm in diameter are difficult to detect, and the internal echo characteristics of such small cysts are difficult to define. Clinically it is different from common prostatic acinar adenocarcinoma. The prostatic utricle is the homologue of the uterus and upper vagina in the female. Prostatic utricle definition of prostatic utricle at. Prostatic utricle cyst radiology reference article.
Endometrial carcinoma of prostatic utricle uterus masculinus. Article prostatic utricle cyst with chronic prostatitis. Apr 28, 2016 yes, embryologically, the uterus, cervix and vagina along with the fallopian tubes develop from the paramesonephric duct in the female. Jul 14, 2015 utricle cysts are often much smaller than prostatic cystadenomas, averaging 810 mm in diameter, and while they have been reported to reach larger sizes, they are easily identified by their unilocular, pearshaped appearance and communication with the urethra. Anatomically, however, the urethra is divided into five separate segments. It is usually more aggressive than prostatic acinar adenocarcinoma. Prostatic utricle cysts are an embryologic remnant of the mullerian duct system, resulting in incomplete regression of this structure during embryologic development. We report a rare case of prostatic carcinoma associated with cystic degeneration. A small pouch in the prostate opening that is homologous to the uterus prostatic utricle meaning. We report a case of large prostatic utricle cyst that was managed conservatively. The peritoneal reflection is incised transversely posterior to the bladder. The embryological origin of the utricle remains controversial. Detection of midline prostatic cysts is limited by the resolution of sonographic systems. Endometrial carcinoma of the prostatic utricle previously was believed to be of mullerian origin.
33 571 1568 263 846 1591 311 308 1084 4 1553 848 1537 404 1138 391 1566 1254 1309 1096 651 1581 238 660 968 765 235 1068 789 4 638 258 297 241 3 583