Tumors of the hematopoietic and lymphoid tissues

Tumors of the hematopoietic and lymphoid tissues are tumors that affect the blood, bone marrow, lymph, and lymphatic system tissues. They are forms of cancer that can be classified into several types, including leukemia, lymphoma, and myeloma. These tumors are part of a broader group of tumors of the immune system, which are known as hematological malignancies.

Classification

Tumors of the hematopoietic and lymphoid tissues can be classified into several types:

• Leukemia: This is a type of cancer that starts in the blood-forming tissues, such as the bone marrow. It leads to the over-production of abnormal white blood cells, which are the cells responsible for fighting infections.

• Lymphoma: This is a type of cancer that begins in the lymphatic system, which is part of the body's immune system. There are two main types of lymphoma: Hodgkin's lymphoma and non-Hodgkin's lymphoma.

• Myeloma: This is a type of cancer that begins in the plasma cells, a type of white blood cell that produces antibodies to help the body fight off infections.

Symptoms

The symptoms of tumors of the hematopoietic and lymphoid tissues can vary depending on the type of tumor and the stage of the disease. However, common symptoms can include fatigue, fever, weight loss, night sweats, and frequent infections.

Diagnosis

Diagnosis of these tumors often involves a combination of physical examination, blood tests, imaging tests, and biopsy. The exact tests used will depend on the type of tumor suspected.

Treatment

Treatment for tumors of the hematopoietic and lymphoid tissues can involve a combination of chemotherapy, radiation therapy, immunotherapy, targeted therapy, and stem cell transplant. The exact treatment plan will depend on the type of tumor, the stage of the disease, and the patient's overall health.

See also

• Cancer
• Hematology
• Oncology

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