Product Highlights. The A290 Series fixed bar return air filter grille with fixed horizontal blades accepts a 1 air filter (not included) and features 3/4 fin spacing.
A sarcoma (from the Greek ÏÎ¬ÏÎ¾ sarx meaning flesh) is a cancer that arises from transformed cells of mesenchymal origin. Thus, malignant tumors made of cancellous bone, cartilage, fat, muscle, vascular, or hematopoietic tissues are, by definition, considered sarcomas.This is in contrast to a malignant tumor originating from epithelial cells, which are termed carcinoma.Human sarcomas are quite rare. Common malignancies, such as breast, colon, and lung cancer, are almost always carcinoma.his is in contrast to a malignant tumor originating from epithelial cells, which are termed carcinoma. Human sarcomas are quite rare. Common malignancies, such as breast, colon, and lung cancer, are almost always carcinoma.
sarcoma is an uncommon and often malignant tumor that arises from the connective tissues of the body the cells in the connective tissue are classified as mesodermal or mesenchymal the connective tissue is responsible for surrounding connecting and providing support to the structures of the body when the term sarcoma appears in the title of a disease it means the tumor is malignant or pertaining to cancer sarcomas can be diagnosed and classified as bone or soft tissue tumors there are many types of soft tissue tumors and not all of them are cancerous