Inadvertent intra-arterial injection complicating ordinary and ultrasound-guided sclerotherapy.

Background: Intra-arterial injection is the most dreaded complication of sclerotherapy of varicose veins. The medical literature does not contain enough data to enable one to formulate a definitive strategy for either the prevention or treatment of this complication.

Objective: Seven cases of intra-arterial injection are presented.

Relationship among esophageal dysfunction, diabetic gastroenteropathy, and peripheral neuropathy.

Esophageal motor function was tested in 12 patients with a clinical diagnosis of diabetic gastroenteropathy by radionuclide transit (RT) studies. Other insulin-dependent diabetics with and without symptoms of peripheral neuropathy but with no symptoms of gastrointestinal disease were similarly studied. Eleven of the 12 patients with gastroenteropathy were found to have abnormal esophageal function, even though only five had esophageal symptoms.