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Leukemia is cancer of the body's blood-forming tissues, including the bone marrow and the lymphatic system. Many types of leukemia exist. Some forms of leukemia are more common in children. Other forms of leukemia occur mostly in adults. Leukemia usually involves the white blood cells.
It's called myelogenous (my-uh-LOHJ-uh-nus) leukemia because it affects cells called the myeloid cells. These typically develop into mature blood cells, including red blood cells, white blood cells and platelets. AML is the most common type of acute leukemia in adults.
If this happens, or if you have signs or symptoms that suggest leukemia, you may undergo the following diagnostic exams: Physical exam. Your doctor will look for physical signs of leukemia, such as pale skin from anemia, swelling of your lymph nodes, and enlargement of your liver and spleen.
The term "lymphocytic" in chronic lymphocytic leukemia comes from the cells affected by the disease — a group of white blood cells called lymphocytes, which help your body fight infection. Chronic lymphocytic leukemia most commonly affects older adults.
Signs and symptoms of acute lymphocytic leukemia may include: Bleeding from the gums; Bone pain; Fever; Frequent infections; Frequent or severe nosebleeds; Lumps caused by swollen lymph nodes in and around the neck, armpits, abdomen or groin; Pale skin; Shortness of breath; Weakness, fatigue or a general decrease in energy; When to see a doctor
Learn about chronic myelogenous leukemia symptoms and causes. Find out how CML is treated, including targeted therapy and bone marrow transplant.
Leukemia is often thought of as a childhood cancer. But while acute lymphocytic leukemia most commonly affects children, most cases of leukemia are diagnosed in older adults. "The average age of diagnosis of acute leukemia is around 70 years of age," says Dr. Foran.
Causes of aplastic anemia include infections, certain medicines, autoimmune diseases and being in contact with toxic chemicals. Anemias linked to bone marrow disease. Diseases such as leukemia and myelofibrosis can affect how the bone marrow makes blood.
Signs and symptoms of bone cancer include: Bone pain. Swelling and tenderness near the affected area. Weakened bone, which can lead to a broken bone. Feeling very tired. Losing weight without trying. When to see a doctor. Make an appointment with a doctor or other healthcare professional if you have any symptoms that worry you.
Some people with myelodysplastic syndromes might eventually develop a cancer of the bone marrow and blood cells (leukemia).