Description: Segment 1 Kessel introduces the lecture. He shows an x-ray of a chest, indicating different possible causes of extrinsic shoulder pain, then a chest x-ray showing a Pancoast tumour. A photograph of a bare-chested male patient is shown and discussed. Time start: 00:00:00:00 Time end: 00:05:32:00 Length: 00:05:32:00 Segment 2 Kessel shows an x-ray of a normal shoulder joint, then an illustration detailing the main components of the shoulder joint. A photograph of a bare-chested man, posed in a left-shouldered carrying position is shown, then an x-ray of his shoulder joint is superimposed. Time start: 00:05:32:00 Time end: 00:10:40:00 Length: 00:05:08:00 Segment 3 We see a sample of cystic meniscus and x-rays of a patient with a tuberculous acromioclavicular joint. Kessel explains the features of the x-rays and the case studies of the patients with the conditions. Time start: 00:10:40:00 Time end: 00:15:24:00 Length: 00:04:44:00 Segment 4 Kessel shows a photograph of a man with supraspinatus tendon. The man is shown from behind with left arm outstretched then in an x-ray photograph of the same pose. A short film is shown which contains shots of various patients with shoulder pain attempting to move their shoulders. The film clip ends. Time start: 00:15:24:00 Time end: 00:21:19:00 Length: 00:05:55:00 Segment 6 Kessel shows a histogram which reveals the relation of pain and stiffness in a frozen shoulder over the course of 52 weeks. He shows arthrographs of normal and frozen shoulders, then summarises the lecture. Time start: 00:26:32:00 Time end: 00:31:17:09 Length: 00:04:45:09