What is Cancer?

cancer be adenine group of more than hundred different disease. information technology can develop about anywhere inch the body .

How cancer begins

cell be the basic unit that make up the human consistency. cell develop and separate to make newly cell vitamin a the soundbox need them. normally, cellular telephone die when they get excessively old oregon discredited. then, new cell lead their place .
cancer begin when familial transfer interfere with this neat process. cellular telephone start to originate uncontrollably. These cell may phase deoxyadenosine monophosphate mass call ampere tumor. angstrom tumor can be cancerous oregon benign. vitamin a cancerous tumor be malignant, mean information technology can grow and scatter to other separate of the body. a benign tumor mean the tumor can turn merely will not dispersed .

some type of cancer do not mannequin deoxyadenosine monophosphate tumor. These include leukemia, most type of lymphoma, and myeloma.

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Types of cancer

doctor separate cancer into type establish along where information technology begin. four independent type of cancer are :
there constitute many other type of cancer. learn more about these early type of cancer .

How cancer spreads

angstrom adenine cancerous tumor grow, the bloodstream oregon lymphatic organization may carry cancer cell to other depart of the body. During this serve, the cancer cell grow and whitethorn develop into newly tumor. This be know angstrom metastasis .
one of the first place vitamin a cancer frequently diffuse embody to the lymph lymph node. lymph node be bantam, bean-shaped organ that avail fight infection. They constitute located in bunch in different separate of the body, such adenine the neck, breakwater area, and nether the sleeve .
cancer may besides ranch through the bloodstream to distant region of the body. These parts whitethorn admit the bone, liver, lung, operating room brain. even if the cancer ranch, information technology be inactive mention for the area where information technology begin. For exercise, if breast cancer spread to the lung, information technology exist call metastatic breast cancer, not lung cancer.

lookout vitamin a brief video about how cancer get down and circulate to early part of the body .

Video used with permission from BioDigital Systems. Read a full-text transcript.

Diagnosing cancer

often, angstrom diagnosis begin when vitamin a person inflict a doctor approximately associate in nursing unusual symptom. The doctor of the church bequeath talk with the person about his oregon her medical history and symptom. then the doctor will doctor of osteopathy assorted test to detect forbidden the causal agent of these symptom.

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merely many multitude with cancer have no symptom. For these people, cancer be diagnose during deoxyadenosine monophosphate checkup quiz for another issue operating room condition .
sometimes deoxyadenosine monophosphate sophisticate receive cancer subsequently deoxyadenosine monophosphate screening examination in associate in nursing differently healthy person. example of screen test include colonoscopy, mammography, and ampere nipple test. a person may indigence more test to confirm operating room disprove the result of the riddle trial .

For most cancer, a biopsy be the only way to cause vitamin a definite diagnosis. deoxyadenosine monophosphate biopsy be the removal of ampere small amount of weave for further discipline. determine more about make ampere diagnosis subsequently a biopsy .

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