“…Soon thereafter, hazards of the method were recognized [2][3][4]. Indeed, 11 years later, a questionnaire concerning 16,501 procedures revealed a mortality of 0.11 %>, and 1.20% serious complications including pulmonary infarcts (0.58%), lipid pneumonia (0.16%) and pulmonary edema (0.06%) [5], Pulmonary embolization of the iodized oil always can be demonstrated histologically in animals and in patients who had lung biopsy or resec tion shortly after lymphography [5.…”