Malignant Mesothelioma Cyril Fisher, MD, DSc, FRCPath Key Facts Terminology Malignant tumor of mesothelial cells arising in pleura, peritoneum, or pericardium Etiology/Pathogenesis Asbestos exposure Amphibole: Crocidolite, amosite Thin long fibers…
Protocol for the Examination of Mesothelioma Specimens Pleura: Resection Surgical Pathology Cancer Case Summary (Checklist) Specimen ____ Pleura ____ Other (specify): _________________ ____ Not specified Procedure ____ Pleural decortication ____…
Well-Differentiated Papillary Mesothelioma Cyril Fisher, MD, DSc, FRCPath Key Facts Clinical Issues Rare Peritoneal lesions mostly in females Occasionally paratesticular in males Solitary or multiple Rarely recur after long period…
Multicystic Peritoneal Mesothelioma Cyril Fisher, MD, DSc, FRCPath Key Facts Terminology Benign intraabdominal or pelvic lesion of parietal or serosal peritoneal mesothelium Etiology/Pathogenesis Minimal association with previous exposure to asbestos…
Adenomatoid Tumor Cyril Fisher, MD, DSc, FRCPath Key Facts Terminology Benign mesothelial tumor Clinical Issues Usually solitary, rarely multiple Most common in 4th-7th decades Most common in male and female…
Superficial Cervicovaginal Myofibroblastoma Elizabeth A. Montgomery, MD Key Facts Clinical Issues Adults; mean age about 60 years Polypoid or nodular mass of vagina, cervix, or vulva Treatment: Excision Prognosis: Excellent;…
Cellular Angiofibroma Elizabeth A. Montgomery, MD Key Facts Terminology Synonym: Angiomyofibroblastoma-like tumor of male genital tract Clinical Issues Middle-aged patients More common in women Subcutaneous; usually in vulva or inguinoscrotal…
Angiomyofibroblastoma Marisa Nucci, MD Cyril Fisher, MD, DSc, FRCPath Key Facts Terminology Benign stromal tumor composed of numerous capillaries and myofibroblasts Clinical Issues Often thought to represent a cyst Local…
Deep (Aggressive) Angiomyxoma Elizabeth A. Montgomery, MD Key Facts Clinical Issues Deep soft tissues of vulvovaginal region Typically in women in reproductive age group Benign, but recurrences common Macroscopic Features…
Undifferentiated Pleomorphic Sarcoma Khin Thway, BSc, MBBS, FRCPath Key Facts Terminology Anaplastic sarcoma composed of pleomorphic spindle and polygonal cells No other definable differentiation, other than fibroblastic or myofibroblastic Etiology/Pathogenesis…
