AAMI Intro to Pathology: Unit 5 with Certified Solutions

AAMI Intro to Pathology: Unit 5 with Certified Solutions Neoplasm Any new, abnormal growth of tissue which serves no useful purpose and may or may not be destructive. Tumor Literally means swelling Neoplasms All tumors are not necessarily ______ these words have been used interchangeably. Oncology study of neoplasms/tumors Carcinogen / Oncogen An agent classified as a cancer causing agent. Carcinogenesis / Oncogenesis The process of the formation and development of a cancer. Oncologist Doctor specializing in the treatment of cancer. Histological / Microscopic or Clinical Classification Methods of classification for Neoplasms. Histological / Microscopic Classification Based upon the type of tissue from which the neoplasms develop Clinical Classification Based upon the behavioral characteristics of the tumor. Benign and Malignant Two Clinical Classifications: Benign Tumor Develop by expansive growth Benign Tumor Do not recur after excision Benign Tumor Do no metastasize / migrate Benign Tumor Do not cause excessive destruction of tissue Benign Tumor Does not cause whole body damage Benign Tumor Do no kill except when situated as to interfere with the function of vital organs. Benign Tumor Cells of tumor closely resemble cells of tissue when they develop. Malignant Tumor develop by infiltrate growth Malignant Tumor Tend to recur after excision Malignant Tumor Tend to metastasize / migrate