Leucaemia and Malignant neoplastic disease

Leucaemia noun - Malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer.

Malignant neoplastic disease and leucaemia are semantically related. In some cases you can use "Malignant neoplastic disease" instead a noun "Leucaemia".

Malignant neoplastic disease noun - Any malignant growth or tumor caused by abnormal and uncontrolled cell division; it may spread to other parts of the body through the lymphatic system or the blood stream.

Leucaemia and malignant neoplastic disease are semantically related. Sometimes you can replace term "Leucaemia" with "Malignant neoplastic disease", this terms are similar.