What is Bankart lesion? Bankart lesions are injuries of the anteroinferior part of the glenoid labral complex and are often seen in connection with a Hill-Sachs lesion. This injury is an ordinary complication of anterior shoulder dislocation and/or repeated anterior shoulder subluxations. The connective tissue band close to the glenoid labrum in the shoulder joint…
Description The flexor digitorum superficialis (FDS) is a muscle located in the forearm that plays an important role in flexing the fingers. It originates from the medial epicondyle of the humerus (upper arm bone) and the coronoid process of the ulna (one of the forearm bones) and runs down the forearm, attaching to the middle…
The arytenoid muscles are a group of small muscles that are located in the larynx, or voice box, which is part of the respiratory system. These muscles attach to the arytenoid cartilages, which are paired cartilages that sit on top of the cricoid cartilage in the larynx. The arytenoid muscles help to control the movements…
Description The brachioradialis muscle is a muscle located in the forearm that acts as a flexor of the elbow joint. It is named for its origin at the brachium, or arm, and its insertion at the radius bone of the forearm. The brachioradialis muscle is a relatively small muscle compared to other muscles in the…
What is an Intraspinal Synovial Cyst? An intraspinal synovial cyst is a fluid-filled sac that develops within the spinal canal. These cysts are non-cancerous and typically occur in the lumbar spine, which is the lower portion of the back. Intraspinal synovial cysts are rare, and they can cause pain, numbness, and weakness in the legs….
Description The pronator teres muscle is a muscle located in the forearm that plays a role in pronation (inward rotation) of the forearm. It is one of two pronator muscles in the forearm, the other being the pronator quadratus muscle. Structure of pronator teres muscle Origin of pronator teres muscle Insertion of pronator teres muscle…
Introduction Trochanteric bursitis is a condition that causes pain and inflammation in the bursa sac located near the greater trochanter, which is the bony protrusion on the upper part of the femur or thigh bone. The bursa sac is a small, fluid-filled sac that acts as a cushion between the muscles, tendons, and bones around…
Nerve compression syndrome can outcome from pressure on a peripheral nerve. Carpal tunnel syndrome is the most usual type. Other types involve sciatica and ulnar nerve entrapment. Repetitive movements can conduct in a pinched nerve and neuropathy. You may have limb weakness, numbness, pain, and tingling. At-home treatments provide symptom relaxation. What is Nerve Compression…
Description The coracobrachialis muscle is a small muscle located in the upper medial part of the arm. It originates from the coracoid process of the scapula (shoulder blade) and inserts into the middle of the humerus bone (upper arm bone). Structure of coracobrachialis muscle Origin of the coracobrachialis muscle Insertion coracobrachialis muscle Nerve supply of…
Description The flexor carpi ulnaris muscle (FCU) is a muscle located in the forearm that helps in the movement of the wrist and hand. It is one of the muscles that are responsible for flexing the wrist and adducting the hand towards the ulnar side of the forearm (the side where the little finger is…
