Magnetic resonance angiography has a high sensitivity when used to identify associated injuries in shoulder dislocation, although in 8 patients (13 %) arthroscopy identified an additional injury. The overall agreement between MRA and arthroscopic findings was good, but the identification of GHL and rotator cuff injuries was poor.
The dangers of intravenous cannulation within the anatomical snuffbox
Dear SirA 26-year-old, right-handed housewife attended hospital for routine delivery of her first child. After an unsuccessful attempt at venous cannulation using a 20 gauge needle on the dorsoradial aspect of the right wrist within the anatomical snuffbox, she immediately experienced a sharp 'electric' pain radiating from the dorsum of the hand to the back of the right upper arm, with a loss of sensation over the first dorsal web space and radial aspect of the thumb. The procedure was abandoned and no intravenous fluid was injected through the cannula. Ten weeks later she continued to experience numbness over the thumb and index finger and intermittent 'electric pains' within the dorsoradial forearm. The symptoms were aggravated by writing for long periods, cold
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