PPT-BRAIN TUMORS Jeanette Norden, Ph.D.

Professor Emerita Vanderbilt University School of Medicine CNS TUMORS CNS tumors neoplasms abnormal masses of cells produced by uncontrolled cellular proliferation can be Primary arising from cells in the CNS. Tumor antigens. Immune system’s reaction to tumor antigens. How tumors . evade. . the. immune system. Immunologic approaches to treatment of cancer. Cancers . arise. from . the. . uncontrolled. Begin . Dermoid. cyst. Mucocele. Hemangioma. Lymphangioma. Malignant . rabdomyosarcoma. Benign tumors of the orbit . can develop from infancy and grow rapidly or slowly. It can be superficial and easily identifiable by external presentation, palpation and x – rays or CT scan . Professor Emerita. Vanderbilt University School of Medicine. THE MOTOR SYSTEM. To understand Parkinson’s disease, we need to review how a . normal voluntary and coordinated motor movement is made. The Motor System is subdivided into 3 “subsystems”. Professor Emerita. Vanderbilt University School of Medicine. CNS: . Brain & spinal cord. . The CNS is “unforgiving” to injury. The CNS is within a “closed” compartment. Intervention before CNS damage is paramount!. Professor Emerita. Vanderbilt University School of Medicine. CNS TUMORS. CNS tumors (neoplasms): abnormal masses of cells produced by . uncontrolled cellular proliferation. ; can be. Primary: . arising from cells in the CNS. Primary. - The patients develop it from the start. Is the most common type of . glioblastoma. 2. Secondary. Progress from lower grades. Note :. Once the . histologic. features of . glioblastoma. appear, the prognosis is very poor; with treatment( resection , radiotherapy , and chemotherapy), the median survival is only 15 months. Begin . Dermoid. cyst. Mucocele. Hemangioma. Lymphangioma. Malignant . rabdomyosarcoma. Benign tumors of the orbit . can develop from infancy and grow rapidly or slowly. It can be superficial and easily identifiable by external presentation, palpation and x – rays or CT scan . AMIRAHMAD NEJAT. 2018. PREVALENCE. ETIOLOGY. OVARIAN TUMORS. ADRENAL TUMORS. DIAGNOSIS. CLINICAL. BIOCHEMICAL. DIAGNOSTIC APPROACH. PREVALENCE. Rare cause of . hyperandrogenism. Different reports of prevalence in studies. . Goals and Objectives. Understand some fundamental characteristics of brain tumors: clinical effects, . location, age, . prognosis. Recognize macroscopic and microscopic features of the common brain tumors: gliomas, embryonal (primitive) neoplasms, . Georgetown University. Overview Topics. Increased Intracranial Pressure. Level of Consciousness. Cerebral Abnormalities. Nervous System Tumors. Infections . Pediatric Cerebral Dysfunction. General Information. Slides. Panda.com. Submitted To: Submitted By . Slidespanda.com . . Slidespanda.com. Table of content. What Is a Tumor? . Benign . Tumors. Malignant . Tumors. Difference Between Benign And Malignant . What do we know about childhood brain tumors? What do we know about childhood brain tumors? Brain tumors represent about 25% of all childhood cancer diagnoses. patients under 20 years of age ea under Primary :. 1-Gliomas. (most common primary brain tumor) . . 50%. . Astrocytomas. Oligodendrogliomas. Ependymomas. 2-Meningioma. . Assistant Professor – Department of Pathology. http://. fac.ksu.edu.sa. /. mariaarafah. /courses. Objectives. Upon completion of this lecture, students should be able to. :. Appreciate . how the anatomy of the skull and the spinal column influences the prognosis of both benign and malignant primary CNS tumors.