TY - JOUR T1 - Right ventricular outflow tract obstruction secondary to small intestinal lymphoma. JF - British Heart Journal JO - Heart SP - 593 LP - 596 DO - 10.1136/hrt.43.5.593 VL - 43 IS - 5 AU - I D Johnston AU - A W Popple Y1 - 1980/05/01 UR - http://heart.bmj.com/content/43/5/593.abstract N2 - A 71-year-old man developed symptoms and signs of right ventricular outflow obstruction. After angiography, which showed multiple lobulated and well-defined filling defects in the right ventricular outflow tract, endomyocardial biopsy disclosed infiltration of the myocardium by a poorly differentiated malignant neoplasm. At necropsy he was found to have a small intestinal lymphoma. ER -