Microbiologists 2018

Pediatric Oncology

The term 'pediatric oncologist' usually refers to physicians who have specialized in pediatrics and then received further training in medical oncology and hematology. This means that rather than using surgery or radiation therapy to treat cancer, pediatric oncologists typically use medications and chemotherapy. Myeloid leukemia is a type of leukemia affecting myeloid tissue. In medicine, histiocytosis refers to an excessive number of histiocytes, (tissue macrophages), and is typically used to refer to a group of rare diseases which share this as a characteristic. Occasionally and confusingly, the term "histiocytosis" is sometimes used to refer to individual diseases. Acute lymphoblastic leukemia, also known as acute lymphocytic leukemia or acute lymphoid leukemia (ALL), is an acute form of leukemia, or cancer of the white blood cells, characterized by the overproduction and accumulation of cancerous, immature white blood cells, known as lymphoblasts A brain tumor or intracranial neoplasm occurs when abnormal cells form within the brain. There are two main types of tumors: malignant or cancerous tumors and benign tumors.