A guiche piercing is a body piercing

Body piercing

Body piercing, a form of body modification, is the practice of puncturing or cutting a part of the human body, creating an opening in which jewelry may be worn. The word piercing can refer to the act or practice of body piercing, or to an opening in the body created by this act or practice...

 on the perineum

Perineum

In human anatomy, the perineum is a region of the body including the perineal body and surrounding structures...

. Guiche piercings are much more common in men than in women. Although a guiche normally runs perpendicular to the direction of the penis, lateral placements are possible. A series of guiche piercings in parallel to the direction of the penis is called a guiche ladder, and might commonly be seen as an extension of a frenum ladder

Frenum ladder

A Frenum Ladder, also known as a Jacob's Ladder, consists of a series of frenum piercings often extending from below the head of the penis and as far as the base of the shaft of the penis....

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Depending on the anatomy of the individual, a guiche piercing can heal quickly with few complications, like a normal piercing, or it may require specialized initial jewelry and care, like a surface piercing

Surface piercing

Surface piercings are any body piercings that take place on the surface sewn into the body through areas which are not particularly concave or convex, where the piercing canal transverses a surface flap of skin, rather than running completely through a piece of body tissue from one side to another...

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