GYRUS
The surface of the brain that looks like cauliflower.
HAMARTOMA
Non-cancerous tumor that contains normal breast tissue. Sometimes it is described as "breast within a breast".
HAMPTON’S HUMP
A rounded white area at the bottom of the lung(s) on a chest x-ray. It represents “dying” lung tissue due to lack of oxygen. This is seen in pulmonary embolism.
HEMANGIOMA
Noncancerous growth consisting of a tangle of tiny blood vessels. Is usually of no consequence and does not cause symptoms unless they get really large.
HEMANGIOPERICYTOMA
A rare tumor that arises on the covering of the brain.
HEMATOMA
A pocket of blood. This can be caused by trauma.
HEMATOMA (breast)
A pocket of blood. This can be caused by any trauma or biopsy or surgical procedure to the breast.
HEMIDIAPHRAGM
"Half" of a diaphragm. A diaphragm is made up of the right hemidiaphragm and the left hemidiaphragm.
HEMORRAGE
Bleeding or blood.
HEMORRAGIC
Refers to bleeding or blood.