Benign primary cystic tumor of the atrio-ventricular node (lymphangioendothelioma).
D000328:Adult; D001344:Autopsy; D005260:Female; D006327:Heart Block / Q000209:etiology; D006329:Heart Conduction System / Q000473:pathology*; D006338:Heart Neoplasms / Q000473:pathology*; D006801:Humans; D008202:Lymphangioma / Q000473:pathology*; D018805:Sepsis / Q000150:complications; D013203:Staphylococcal Infections / Q000150:complications