Pubic tubercle

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(Redirected from Tuberculum pubicum)

Pubic Tubercle[edit | edit source]

The pubic tubercle is a bony prominence located in the lower abdomen, specifically in the pubic region. It is an important anatomical landmark that serves as an attachment point for various muscles and ligaments. This article will provide an overview of the pubic tubercle, its anatomical features, and its clinical significance.

Anatomy[edit | edit source]

The pubic tubercle is a small, rounded projection located at the front of the pubic bone, which is part of the pelvis. It is situated in the midline, just above the pubic symphysis, where the left and right pubic bones meet. The tubercle can be palpated easily in most individuals.

The pubic tubercle serves as the attachment point for several structures, including the inguinal ligament, which runs from the tubercle to the anterior superior iliac spine. This ligament plays a crucial role in maintaining the integrity of the abdominal wall and preventing hernias. Additionally, the rectus abdominis muscle, one of the major muscles of the abdomen, attaches to the pubic tubercle via the pubic crest.

Clinical Significance[edit | edit source]

The pubic tubercle has clinical significance in various medical fields. For instance, in sports medicine, it is used as a reference point for measuring the distance between the anterior superior iliac spine and the medial tibial plateau, known as the tibial tubercle to trochlear groove distance. This measurement is important in assessing patellar instability and guiding surgical interventions.

Furthermore, the pubic tubercle is relevant in the field of orthopedics, particularly in the diagnosis and treatment of groin pain. Conditions such as osteitis pubis, a painful inflammation of the pubic symphysis, and athletic pubalgia, commonly known as a sports hernia, can cause discomfort around the pubic tubercle. Understanding the anatomy and function of this structure is crucial for accurate diagnosis and appropriate management of these conditions.

See Also[edit | edit source]

References[edit | edit source]

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Contributors: Prab R. Tumpati, MD