A new definition of rectal cancer in the Netherlands prompted reclassification of cancer as sigmoid tumors, which could lead to better treatment. Rectal and sigmoidal tumors have been hard to ...

Cancer is a health condition in which cells grow uncontrollably, whereas a tumor is an abnormal mass of tissue that develops when cells multiply too quickly. Healthcare professionals may also refer to ...

The vascular system is composed of blood vessels (BVs) made of tube-forming endothelial cells (ECs) and periendothelial support cells 1. Like organs, tumors establish a vascular network that supplies ...