Anaphylactoid pulmonary edema ("shock lung") and hypotension after radiologic contrast media injection.

This report illustrates a severe anaphylactoid reaction to sodium diatrizoate infusion during intravenous urography that was characterized chiefly by noncardiogenic pulmonary edema ("shock lung") and protracted hypotension. This occurred in an otherwise previously healthy adult without prior exposure to organic iodides.