PRIMARY PULMONARY MALIGNANT TERATOMA WITH YOLK-SAC ELEMENT ASSOCIATEDWITH HEMATOLOGIC NEOPLASIA

We describe the unique case of a primary pulmonary malignant teratoma with yolk sac elements, associated with hematologic neoplasia. This 20 -year-old male was admitted with complaints of fever, right-sided ches t pain, dry cough, and hemoptysis. Necropsy revealed a mass in the rig ht middle and upper lobe which microscopically was a malignant teratom a with yolk sac element. The associated hematologic neoplasia was a my elofibrosis, cellular phase, with myeloid metaplasia in liver, spleen, hilar lymph nodes, left adrenal gland, and lower lobe of the right lu ng.