Fig. 1From: Isolated diaphragmatic metastasis from periosteal osteosarcoma of the humerus: a case reporta CT images showing the tumour (white arrow) was enhanced and was found to be closely related to the oesophagus and diaphragm. b Intraoperative photographs showing the tumour (black arrow) originating from the diaphragm and adhering to the left lower lungBack to article page