“…Good results with such treatment have been reported in patients with chronic consumption syndromes, which might occur in malignant disorders (25). In the acute disease heparin treatment has often been recommended (1, 7, 21, 33), and even to patients where bleeding was the dominant symptom (13), but the results have been inconsistent (6), the mortality of treated patients high (4 out of 5 in one of the series), and control material absent or insufficient. The problem is that the action of heparin is mainly prophylactic; and if it is to have the desired effect it should be given early in the disease, because late in the disease it may accentuate the then existing bleeding tendency (6).…”