Solitary Fibrous Tumor Key Facts Clinical Issues Asymptomatic; incidental finding on routine chest x-ray Cough Pleuritic pain Dyspnea Hypoglycemia (5% of patients) Pulmonary osteoarthropathy with clubbing of fingers Microscopic Pathology…
Paraganglioma Key Facts Terminology Synonyms Extraadrenal paraganglioma, carotid body tumor Clinical Issues Incidence May occur at any age More common in 3rd decade of life May occur in anterior and…
Lymphoblastic Lymphoma Key Facts Etiology/Pathogenesis Neoplastic proliferation of blastic precursor lymphocytes Clinical Issues Occurs more commonly in children than in adults Anterior superior and middle mediastinum Rapidly enlarging mediastinal mass…
Pleural Endometriosis Key Facts Terminology Endometrioma, deciduosis Clinical Issues Incidence Unusual occurrence in thoracic cavity Predominantly in women of reproductive age May be seen in older postmenopausal women Symptoms Cough…
Mucoepidermoid Carcinoma of the Pleura Key Facts Terminology MEC Clinical Issues Symptoms Chest pain Shortness of breath Image Findings Pleural-based mass Diffuse involvement of pleura has not been recorded for…
Antibody Index Antibodies Discussed Antibody Name/Symbol Antibody Description Clones/Alternative Names Chapters α-fetoprotein alpha 1 fetoprotein AFP, Z5A06, clone C3 Choriocarcinoma; Embryonal Carcinoma; Mediastinal Seminoma; Mediastinal Teratoma κ light chain kappa…
Hemangioma Key Facts Clinical Issues Rare tumor Affects broad age range, from newborns to old age More frequent in children and young adults Anterior and posterior mediastinum Some cases may…
Klebsiella Pneumonia Key Facts Terminology Synonym Friedlander pneumonia Definition Infectious condition caused by Gram-negative bacteria Etiology/Pathogenesis Klebsiella pneumoniae Nonmotile, usually encapsulated bacillus > 80 different types Clinical Issues Klebsiella pneumonia…
Malignant Solitary Fibrous Tumor (Fibrosarcoma) Key Facts Macroscopic Features Diffuse growth Poorly circumscribed Invasion of adjacent structures Areas of necrosis Hemorrhage Microscopic Pathology Dense atypical spindle cell proliferation Fascicular, herringbone,…
Angiosarcoma Key Facts Macroscopic Features Diffuse, plaque-like growth encasing pleura Abundant hemorrhage and necrosis Infiltration of adjacent structures Microscopic Pathology Solid atypical epithelioid or spindle cell proliferation Anastomosing vessel-like channels…
