Assertion: retrosternal goiter | /r/Causes | the neck veins
Facets:
value: to dilate
type: PURPOSE
Source sentences:
text: (9) Pemberton’s sign: When the patient is asked to raise his/her arms above the shoulder, the retrosternal goiter compresses the structures (e.g. superior vena cava and trachea) and causes the neck veins to dilate which can be inspected over the neck.