The prostatic utricle is a small blind pouch, about 6 mm deep, that opens at the top of the seminal colliculus. It is a remnant of the embryonic paramesonephric duct and is the male counterpart of the uterus and upper vagina.
| Location | Within the prostate, opening onto the seminal colliculus in the prostatic urethra |
|---|---|
| Parts |
|
| Nerve Supply | Inferior hypogastric plexus |
| Blood Supply | Inferior vesical artery |
| Venous drainage | |
| Lymphatic drainage |
|
No known function in adults.
An enlarged utricle may occur with hypospadias or disorders of sex development and can cause infection, stones or difficulty passing a catheter. Midline prostatic cysts on MRI often relate to it.
A dilated remnant causing infection, dribbling or ejaculatory problems.
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