Vena Caval Obstruction by Tumor

To the Editor: In the September 30 issue the Image in Clinical Medicine 1 was alleged to be that of the superior vena cava syndrome. It showed the torso of a man with dilated superficial veins converging on the superficial inferior epigastric veins at the groin. The patient was also noted to have distended neck veins, but minimal facial edema. The veins of the patient's arms also appeared to be distended, and the ones of the upper part of the chest less so. Although the patient probably had a partial obstruction of the superior vena cava, he must have had a . . .