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Há 6 dias · Invasive tumor tissue is assigned a grade based on how distinct it appears from healthy breast. Breast tumors are graded based on three features: the proportion of cancer cells that form tubules, the appearance of the cell nucleus, and how many cells are actively replicating.
Há 2 dias · It typically starts as a benign tumor, often in the form of a polyp, which over time becomes cancerous. [2] Colorectal cancer may be diagnosed by obtaining a sample of the colon during a sigmoidoscopy or colonoscopy . [1]
Há 6 dias · Melanoma is the most dangerous type of skin cancer. [2] Globally, in 2012, it newly occurred in 232,000 people. [2] In 2015, 3.1 million people had active disease, which resulted in 59,800 deaths. [5] [6] Australia and New Zealand have the highest rates of melanoma in the world. [2]
Há 3 dias · Neuroendocrine tumors, or NETs, are tumors that form in neuroendocrine cells. NETs are rare and complex. Because their behavior can be difficult to predict, it is important for patients to be seen by an experienced team of doctors for diagnosis and treatment.
Há 3 dias · Prostate cancer, disease characterized by uncontrolled growth of cells within the prostate gland. Prostate cancer is a frequently diagnosed cancer among males. Learn more about the causes, symptoms, and treatment of prostate cancer.
- The Editors of Encyclopaedia Britannica
Há 5 dias · Definition. Cancer is a disease in which some of the body’s cells grow uncontrollably. There are many different types of cancer, and each begins when a single cell acquires a genomic change (or mutation) that allows the cell to divide and multiply unchecked. Additional mutations can cause the cancer to spread to other sites.
Há 5 dias · Cancer genomics is the study of the totality of DNA sequence and gene expression differences between tumour cells and normal host cells. It aims to understand the genetic basis of tumour cell...
