Muscular lacuna

The Muscular lacuna (Latin: lacuna musculorum) is the lateral compartment of the thigh inferior to the inguinal ligament, for the passage of the iliopsoas muscle, the femoral nerve and the nervus cutaneus femoris lateralis; it is separated by the iliopectineal arch from the vascular lacuna.

Muscles and ligaments of abdomen and pelvis

Abdominal wall

Anterior/
lateral

Muscle

Fascia

Abdominal fascia panniculus adiposus Fascia of Camper stratum membranosum Fascia of Scarpa Transversalis fascia Interfoveolar ligament Linea alba Linea semilunaris

Inguinal	Inguinal triangle Inguinal canal Deep inguinal ring Superficial inguinal ring Intercrural fibers Crura of superficial inguinal ring Inguinal ligament Pectineal ligament Lacunar ligament Reflected ligament

Posterior

Muscle	quadratus lumborum Iliopsoas psoas major psoas minor iliacus

Fascia	Iliac fascia Iliopectineal arch

Pelvis

Muscle	levator ani iliococcygeus pubococcygeus puborectalis coccygeus

Fascia	pelvic fascia Visceral Rectovaginal fascia Rectoprostatic fascia Parietal Obturator fascia Tendinous arch Piriformis fascia floor superior fascia Pubovesical ligament Puboprostatic ligament inferior fascia Anococcygeal body

Index of muscle

Description	Anatomy head neck arms chest and back diaphragm abdomen genital area legs Muscle tissue Physiology connective tissue

Disease	Myopathy Soft tissue Connective tissue Congenital abdomen muscular dystrophy Neoplasms and cancer Injury Symptoms and signs eponymous

Treatment	Procedures Drugs anti-inflammatory muscle relaxants