Body Part - Bones/Joints

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EROSIVE OSTEOARTHRITIS

Particular type of arthritis that causes “sea-gull” appearance of the joints at the end of the fingers and toes from central erosions (bony defect in the center of the joint).

EWING’S SARCOMA

Type of bone cancer.

EXOPHYTIC

Means something is “sticking out” beyond the boundary of an area.  For example, exophytic mass in the bone means a mass that “sticks out” beyond the edge of the bone.

EXTRAHEPATIC

Outside of the liver. For example, extrahepatic bile duct means portion of the bile duct (draining tubes for gallbladder “juice”) that is located outside of the liver.

FDG

Type of sugar given for PET scans. PET scan shows where the sugar is concentrated. Cancer and infection/inflammation usually require large amount of sugar, allowing PET scans to identify areas of cancer and infection/inflammation.

FDG-avid

Refers to anything that concentrates FDG (type of sugar used for PET scans). Cancer and infection/inflammation are usually FDG-avid.

FEMUR

Long bone in the thigh area.

FIBROUS CORTICAL DEFECT

Non-cancerous growth in the bone.

FIBROUS DYSPLASIA

Non-cancerous growth in the bone.

FOREFOOT

Front of the foot toward the toes.