Unusual complications of subclavian catheterization

Infraclavicular subclavian vein catheterization is still a well accepted technique both in operating rooms and intensive care units. Two unusual complications are described: delayed intrathoracic haematoma and severe mediastinal emphysema needing prolonged treatment. The case reports are presented and the complications discussed. The necessity for routine chest x-ray post-operative catheterization and the danger of multiple attempts are stressed.