Tear of the Rectus Femoris Direct Head – Surgical Repair
Rectus Femoris The rectus femoris muscle is one of the four quadriceps muscles that sits in the middle of the front of the thigh. The rectus femoris attaches from the pelvis to just below the knee (on the patellar tendon.) It is responsible for knee extension and hip flexion. The other muscles of the quadriceps … Continue reading
An Injury from Doing Bench Presses | Pectoralis Major Muscle Tear
A 20 year old man was doing bench presses when he felt a painful pop in his left shoulder. He had immediate pain in his left axilla (arm pit) and could not support the 115kg weights. His coach was able to assist him when the accident happened. He was seen at the Emergency Department … Continue reading
Avascular Necrosis of the Hip Joint | Treatment with Total Hip Replacement
What is Avascular Necrosis (AVN) of the Hip? Bones are living tissue, and like all living tissue they rely on blood vessels to bring blood to keep them alive. When disease or injury prevents the blood supply from flowing freely to a bone, cells in the bone begin to die. As the bone withers, the surrounding … Continue reading
Rectus Femoris Musculotendinous Junction Tear – Result of Surgical Repair
Rectus Femoris Tear A tear of the musculotendinous junction of the rectus femoris muscle is an uncommon injury. Most surgeons do not have much experience in treating this entity surgically. I had the opportunity to repair this tear for one footballer. He presented to me within 6 weeks of the injury. The repair was technically … Continue reading
Adult Acquired Painful Flat Foot – Posterior Tibial Tendon Dysfunction (PTTD)
Adult Acquired Painful Flat Foot Have you noticed that the medial arch of your foot is becoming flatter when you walk? You may be developing adult acquired flat foot. This condition is typically caused by a problem with a tendon on the medial side of your foot called the Posterior Tibial Tendon that is not … Continue reading
HC Chang Orthopaedic Surgery | Singapore 