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Palpation of the extensor mechanism

This is performed on an extended knee.First the muscular structures are ascertained. Ask the patient to extend the slightly bent knee and resist the movement.This movement usually outlines the vastus medialis, vastus lateralis, rectus femoris and the patellar ligament. Then the patellar border with its tendinous insertions are palpated. With the hip in flexion and […]

Rupture of the Rectus Femoris Muscle

SYMPTOMS

There is an acute onset of sharp tearing pain in the proximal anterior thigh or towards the anterior iliac crest during activity. This injury often occurs during intense activity in sports like tennis, squash or other sprinting and jumping sports.

AETIOLOGY

This is usually a partial rupture of the insertion or proximal […]

Hip Anatomy and Examination

Basics Description Bones: Pelvis and femur bone The acetabulum is the socket Muscles: Flexors: Iliopsoas, sartorius, rectus femoris Extensors: Gluteus maximus, hamstring muscles Abductors: Gluteus medius, gluteus minimus Adductors: Gracilis, pectineus, adductor longus, adductor brevis, adductor magnus Nerves: Femoral: Hip flexors Obturator: Adductors Superior gluteal: Abductors Ligaments: Sacroiliac: Sacrum to ilium Sacrotuberous: Sacrum to […]

A Patient’s Guide to Hip Anatomy

Introduction

The hip joint is a true ball-and-socket joint. This arrangement gives the hip a large amount of motion needed for daily activities like walking, squatting, and stair-climbing.

Understanding how the different layers of the hip are built and connected can help you understand how the hip works, how it can be injured, and how […]