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Page 1: biology

LEUKEMIA By: Leslie Zarco

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Cancer

A diseases where abnormal cells divide without control and are able to invade other tissues.

Cancer isn’t just one specific disease , its over 100 different types of diseases

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What is Leukemia? Types?

Leukemia is a cancer of the blood cells ; cancer starts in the tissue that forms blood

There are different types of leukemia such as: Acute lymphocytic leukemia: a quick progressing

cancer of blood where many immature lymphocytes aren’t fully complete

Acute myelocytic Chronic lymphocytic leukemia: Chronic myelocytic leukemia :a slow progressing

cancer of blood in which too many white cells are made in bone marrow

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What occurs during Leukemia? Effects? A transplant occurs The cause is unknown The effects that occur during leukemia

are: Infections, anemia, easy bruising, weight

loss, night sweats, and unexplainable fevers ,headaches, vomiting ,confusion , loss of muscle control , weak,swelling,and pain in bones

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Bone marrow Doctors must get bone marrow from the patient Bone marrow: soft material in the center of

bones Makes abnormal white blood cells; abnormal

cells are leukemia cells Leukemia blood cells don’t die when they

should, which is bad because then the body doesn’t need them

The extra cells may form a tumor The cells crowd out the red cells , white cells,

and the platelets

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Physical exams

Spinal tap Cytogenetics Chest x-ray Blood tests Biopsy Bone marrow aspiration Bone marrow biopsy

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Risk factors

Radiation Acute myelocytic Chronic myelocytic Acute lymphocytic Atomic bomb explosions Radiation therapy may increase risk Diagnostic x-rays

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Causes

Smoking Benzene Chemotherapy Down syndrome Myelocytic syndrome Certain blood disorders Human T-cell leukemia virus type Family history

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Who is Susceptible?

Both men, women, and children are all susceptible to various types of cancers; age doesn’t matter

It’s said that patients with Parkinson's disease are more susceptible to cancer tumors because of research as well as deaths of 2.2 million people since 1904 comparing people with Parkinson's disease and those with different cancer types

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Average diagnosed people Throughout the world many people have

been diagnosed with different cancer types from 2003-2007

In the year 2011, there have been over 1,596,670 people with cancer

Also the death rates are getting higher, the number was over 571,950 people

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Diagnostics Diagnostics are thorough; history and

physical examination along with diagnostic testing

When the condition of a person has changed the testing is needed to be rerun or repeated

Things necessary/tests for the diagnostics: Imaging, lab tests, tumor markers, tumor

biopsy, endoscopic examination, surgery, and genetic testing

By the way, testing isn’t 100% correct