title: Malignant mesenchymoma obstructing the right ventricular outflow tract.
mesh_terms: D006338:Heart Neoplasms / Q000175:diagnosis*; D006352:Heart Ventricles / Q000473:pathology; D006801:Humans; D008297:Male; D008637:Mesenchymoma / Q000175:diagnosis*; D008875:Middle Aged