Groin

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss and sleep centers

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List of terms related to Groin

Inguinal region

The groin is a critical anatomical region located in the human body at the juncture where the trunk merges with the lower limbs. It serves as a passageway for several vital structures and is delineated from the abdomen by a robust wall comprised of muscle and tissue. The groin possesses two key openings: the inguinal canal and femoral canals, designed to facilitate the movement of nerves, blood vessels, and various other structures between the abdomen and the legs.

In males, a unique structure called the spermatic cord traverses through the inguinal canal, connecting directly to the testicle.

Other Names

While commonly referred to as the groin, this region is also known as the inguinal area or the inguinal canal.

Anatomy of the Groin

The inguinal canals manifest as two prominent creases on either flank of the front part of the body, precisely at the intersection of the abdomen and the lower limbs. This zone is also identified as the medial (adductor) compartment of the thigh.

Boundaries

The boundaries of the groin are defined by several anatomical landmarks which demarcate its extent and offer structural integrity.

Groin Lymph Nodes

Lying beneath the skin of the groin are specialized lymph nodes, constituents of the immune system. These nodes have the potential to enlarge in response to various conditions. Commonly, simple infections can cause swelling. However, more severe ailments, such as cancer, can also be a causative factor, although less frequent.

Muscles

A suite of hip adductor muscles constitute the groin. These include the adductor brevis, adductor longus, adductor magnus, gracilis, and pectineus.

Blood Vessels

The groin is irrigated by a network of blood vessels, ensuring adequate blood supply to this region and structures within it.

Nerves

One of the main nerves servicing the groin area is the Obturator nerve. It plays a pivotal role in the sensation and motor functions of the region.

Common Problems

Several ailments and injuries can afflict the groin. Some of the most prevalent include:

• Groin pain: Often a result of strain, overuse, or injury to the muscles, ligaments, and tendons of the groin.
• Inguinal hernia: A condition wherein a portion of the intestine protrudes through the inguinal canal.
• Groin injuries: These can be sprains, strains, or more severe forms of trauma to the groin area.

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