Musculus pectineus
A small medial thigh muscle that adducts the hindlimb and flexes the hip. Located in the femoral triangle, an important landmark for femoral artery pulse palpation.
Origin: Prepubic tendon and cranial border of the pubis
Insertion: Medial surface of the proximal femur
Action: Adducts the hindlimb; flexes the hip
Innervation: Obturator nerve (L4-L5)
Swelling in the inguinal region involving the pectineus area can indicate abscessation, hernia, or lymphadenopathy.
Swelling in the inguinal region involving the pectineus area can indicate abscessation, hernia, or lymphadenopathy. Signs include: Swelling in the groin area; hindlimb lameness; reluctance to abduct or extend the limb; heat and pain in the inguinal region.
See the Pectineus on our interactive 3D horse model. Open 3D Model