Body Part - Chest

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WESTERMARK SIGN

A dark area within the lung on a chest x-ray.  This is suggestive of a large pulmonary embolism.

VQ SCAN

A nuclear medicine study that is used to diagnose pulmonary embolism.

VISCERAL PLEURA

A thin plastic wrap-like material that covers the lungs.

VERTEBRAL BODY

Main part of the vertebra.  It is the front part of the vertebra.

VERTEBRA (Pleural – vertebrae)

Basic bone segments of the spine.  There are 7 vertebrae in the cervical spine (upper part of the spine; neck spine).  There are 12 vertebrae in the thoracic spine (middle part of the spine; upper back spine).  There are 5 vertebrae in the lumbar spine (lower part of the spine; lower back spine).

TREE-IN-BUD

A pattern commonly seen in an infectious or inflammatory process.  This is a finding seen on a chest CT.

TRACHEA

The main air tube.  It connects the mouth/nose to the lungs.

THYMOMA

A tumor derived from the thymus.  It can be cancerous or noncancerous.

THORAX

Another word for “chest”.

TERATOMA

A tumor containing multiple types of tissue.  For example, a teratoma can contain bone, fat, teeth and hair.  A teratoma often contains fat.