The biceps muscle is responsible for arm bending at the elbow and it also allows forearm rotation. When torn, symptoms include arm weakness and impaired supination. This tendon will not grow back and properly attach to the bone to heal once torn. This tendon may be partially or completely torn.
MRI showing a partial tear of the bicep
MRI of complete distal biceps tear
Link to procedure here.
Dr. Tim Dwyer
Dr. John Theodoropoulos