Renal Hemangiopericytoma

A tiny, round cluster of blood vessels within the kidneys. It filters the blood to reabsorb useful materials and remove waste as…

A test in which blood or urine samples are checked for the amounts of certain substances released by the kidneys. A higher-…

A term used to describe how well the kidneys work. The kidneys remove waste and extra water from the blood (as urine)…

A usually aggressive malignant neoplasm arising from the kidney. It is characterized by the presence of spindle-shaped fibroblasts and collagenous stroma…

A benign neoplasm arising from the kidney. It is characterized by the presence of spindle-shaped fibroblasts.

A fibrous envelope of tissue that surrounds the kidney. Also called Gerota's capsule and Gerota's fascia.