Leukemia: Also known as Blood Cancer.

It is the malignant disease of the blood-forming cells especially the neoplastic proliferation of immature leukocytes.  It is a group of malignant disorders affecting the blood and blood-forming tissues of bone marrow, lymph system a spleen. Leukemia is a malignancy ( cancer ) of blood cells. In leukemia abnormal blood cells are produced in the bone marrow usually leukemia involves the production of abnormal WBC. 

Cancer Causes, Types, Symptoms and Signs

Cancer: Everything you want to know! Cancer is a disease of cell in which normal mechanisms of control of growth and proliferation are disturbed. Cancer is a group of cells that grows out of control, taking over the function of affected organs or it is a group of diseases characterized by uncontrolled cellular growth with local tissue invasion at systemic metastasis. It is a disease process that begins when abnormal cells are transformed by a genetic mutation of cellular DNA.

Breast cancer: Types, Pathophysiology, Cancer Stages, Symptoms, Investigation, Management

Breast cancer is cancer that forms in the cells of the breast.
After skin cancer breast cancer is the most common cancer diagnosed in women. Breast cancer is a disease that occurs when cells in breast tissue change or mutate and keep reproducing, these abnormal cells usually cluster together to form a tumor. A tumor is cancerous or malignant when these abnormal cells invade other parts of the breast.

Hodgkin’s lymphoma: Definition, Types, Stages, Causes, Symptoms, Management

Hodgkin's lymphoma (HL) also known as Hodgkin's disease is a cancer of the lymphatic system.
It was first discovered by Thomas Hodgkin in 1832.
HL is a type of lymphoma in which cancer originates from a specific type of WBC called Lymphocytes.
A lymphoma is a group of blood cancer that develop from lymphocytes.

Oral cancer: Common sites, Incidence, Clinical Manifestation, Investigation, Palliative care, Management

Oral cancer is also known as mouth cancer.
Oral cancer is cancer that develops in the tissue of the mouth or throat. It belongs to a large group of cancer called head and neck cancer. Most develop in squamous cells found in your mouth, tongue, and lips. It can be fatal if not diagnosed in the early stages.
"Oral cancer is defined as uncontrolled growth or sore in mouth.that does not go away. "

Lung cancer: Risk Factor, Types, Stages of Cancer, Symptoms, Investigation, Nursing Management

Lung cancer is cancer that starts in the cells that make up the lungs. Many other types of cancer such as breast or kidney can spread to the lungs.
lung cancer is the fourth most common cancer reportedly in Indian males. It accounts for 6.8% of all malignancies in India.Commonly occur in individuals more than 50yrs of age who have a long history of cigarette smoking.