Bayer P M, Burger E C
Wien Klin Wochenschr. 1975 May 30;87(11):374-5.
By separation of alkaline phosphatase into isoenzymes, an isoenzyme fraction corresponding to the intestinal isoenzyme was isolated in a case of chylothorax. Since this fraction is transported from the intestine through the thoracic duct, the appearance of this fraction in a pleural effusion is typical of chylothorax.