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Should my diastolic pressure change when I stand up?
Normal blood pressure is usually considered 120/80 mm Hg or less. It is not treated with medicines generally until after...
Archives
My test results have been inconclusive. Is there something more definitive which could be done?
Dear Donna: Your condition is not so rare, but is difficult to define precisely. What we do which helps clarify...
On chest x-ray, what is an aortic knob?
The aortic knob on a chest x-ray (CXR) represents part of the thoracic aorta (the very large blood vessel that...
What is a prominent cardiac silhouette and what is CTR?
The cardiothoracic ratio (CTR) is a chest x-ray measurement (in a properly perform PA chest x-ray). It is defined as...
