Labiocrural fold

Labiocrural fold is a term used in anatomy to describe a specific structure found in the human body. It is a fold of skin and underlying tissue that is located between the labia majora and the thigh. This fold is also known as the interlabial sulcus or groove.

Structure

The labiocrural fold is a part of the female genitalia and is located in the perineal region. It is formed by the junction of the labia majora and the thigh. The fold is more pronounced and noticeable when the thigh is abducted or moved away from the midline of the body. The skin in this area is often darker in color compared to the surrounding skin and may have hair growth.

Function

The primary function of the labiocrural fold is to protect the underlying structures of the female genitalia. It acts as a barrier to prevent the entry of pathogens and foreign substances into the vagina. The fold also helps to maintain the moisture and temperature of the vaginal area, which is crucial for maintaining the normal vaginal flora and preventing vaginal infections.

Clinical significance

The labiocrural fold can be affected by various conditions such as dermatitis, folliculitis, and hidradenitis suppurativa. These conditions can cause symptoms such as itching, redness, swelling, and pain in the fold area. Treatment of these conditions often involves topical medications, oral antibiotics, and in severe cases, surgical intervention.

See also

• Labia minora
• Labia majora
• Perineum
• Vulva