Oropharyngeal Cancer
Oropharyngeal cancer is a disease that originates in the tissues of the oropharynx, the middle part of the throat...
Osteosarcoma and Malignant Fibrous Histiocytoma of Bone
Osteosarcoma and malignant fibrous histiocytoma (MFH) of the bone are forms of bone cancer. Osteosarcoma usually starts in osteoblasts,...
Ovarian Cancer
There are three types of ovarian cancer in adults. Ovarian epithelial cancer beings in the tissue covering the ovary,...
Pancreatic Cancer
The pancreas has two main jobs in the body: making juices that help with digestion, and making hormones such...
Paranasal Sinus and Nasal Cavity Cancer
Paranasal sinus and nasal cavity cancer is a type of head and neck cancer. It usually occurs as a...
Parathyroid Cancer
Parathyroid cancer is a rare disease in which malignant cells form in the tissues of a parathyroid gland, four...
Penile Cancer
Penile cancer is a disease in which malignant cells form in the tissues of the penis. Penile cancer is...
Pheochromocytoma and Paraganglioma
Paragangliomas are rare tumors that form in nerve tissue in the adrenal glands and near certain blood vessels and...
Pituitary Tumors
A pituitary tumor is a growth of abnormal cells in the tissues of the pea-sized organ at the center...
Prostate Cancer
Other than non-melanoma cancer of the skin, cancer of the prostate is the cancer most commonly diagnosed in men....