Medical terms beginning with E

Disease that cannot be measured directly by the size of the tumor but can be evaluated by other methods specific to a particular clinical trial.

Patients whose response to a treatment can be measured because enough information has been collected.

Ewing sarcoma is an aggressive childhood and adolescent cancer of bone or soft tissue, marked by a characteristic chromosomal translocation involving the EWSR1 gene.

Outside of the living body.

Excision is the removal of tissue or a body structure by cutting it out during a procedure.

The whole lump comes out, so the pathologist can judge not only what the cells are but where they stop.

A surgical procedure used to remove moles, cysts, skin cancer, and other skin growths using local anesthesia.

To get rid of waste material from the blood, tissues, or organs by a normal discharge (such as sweat, urine, or stool).

Exenteration is an extensive surgery that removes multiple organs from within a body cavity, most often as treatment for advanced cancer.

A disease in which malignant (cancer) cells are found in the tissues of the pancreas.

A pancreatic cell that produces enzymes that are secreted into the small intestine.

A way to provide an investigational therapy to a patient who is not eligible to receive that therapy in a clinical trial, but who has a serious or life-threatening illness for which other treatments…

A label describing the setting as much as the substance, since an approved drug becomes experimental again in a new disease.

A medicine still being tested in people, obtainable mainly through a trial rather than an ordinary prescription.

Surgery to look inside the body to help make a diagnosis.

Cancer has spread outside of the lung in which it began or to other parts of the body.

A type of radiation therapy that uses a machine to aim high-energy rays at the cancer from outside of the body.

A type of radiation therapy that uses a machine to aim high-energy rays at the cancer from outside of the body.

A procedure in which blood is removed from the body and treated with ultraviolet light and drugs that become active when exposed to light.

Outside of the cranium (bones that surround the brain).

A rare cancer that forms in germ cells in the testicle or ovary, or in germ cells that have traveled to areas of the body other than the brain (such as the chest, abdomen, or tailbone).

An extract is a concentrated preparation drawn from a plant, animal, or microorganism, used either as a medication itself or as an ingredient within one.

An area of the body other than the ovaries or testes.

A rare cancer that develops in germ cells that are found in areas of the body other than the ovary or testicle (such as the brain, chest, abdomen, or tailbone).

Extrahepatic describes structures, findings, or disease processes located outside the liver, as distinguished from those confined within the liver itself.

The part of the common hepatic bile duct (tube that collects bile from the liver) that is outside the liver.

A rare cancer that forms in the part of the bile duct that is outside the liver.

Refers to an area or organ outside of the lymph nodes.

Extraocular describes structures or movements located outside the eyeball itself, such as the muscles that direct eye movement.

Extraosseous findings or tissue occur outside the bone itself, a distinction that matters when a tumor or process could otherwise arise within it.

Surgery to remove a diseased lung, part of the pericardium (membrane covering the heart), part of the diaphragm (muscle between the lungs and the abdomen), and part of the parietal pleura (membrane…

The rarer implantation sites are the difficult ones, being harder to see on a scan and behaving differently from a pregnancy in the tube.

The leakage of blood, lymph, or other fluid, such as an anticancer drug, from a blood vessel or tube into the tissue around it.

Eye cancer includes several distinct cancer types affecting different eye tissues, ranging from pigment producing cells to the retina itself.

A drug used to treat acute lymphoblastic leukemia (ALL).