|Main Entry:||orthostatic hypotension|
|Part of Speech:||n|
|Definition:||low blood pressure occurring upon standing up or when standing, often accompanied by faintness, dizziness, and vision disturbances; also called postural hypotension|
|Example:||When a person experiences any of the symptoms above, a physician can confirm orthostatic hypotension if the person's blood pressure falls significantly on standing up and returns to normal when lying down.|
|the basinlike cavity in the lower part of the trunk of many vertebrates, formed in humans by the innominate bones, sacrum, etc.|
|the nostrils or the nasal passages.|
orthostatic hypotension n.
A form of low blood pressure precipitated by moving from a lying or sitting position to standing up straight. Also called postural hypotension.