Syncope is a reversible loss of consciousness and postural vascular tone resulting from a sudden lack or decrease of cerebral blood flow. [11] In other words, diminished oxygen to the brain makes a ...

Fainting, otherwise called syncope in medical parlance, results from a temporary and often sudden drop in the amount of blood that flows to the brain. While this may be from many non-serious causes, ...

All older patients, especially those who have had falls, syncope, or dizziness, should be screened for PH. In symptomatic PH, the timing of the individual's symptoms will help to determine the timing ...

Professor Lesley Kavi answers questions on the diagnosis and management of postural tachycardia syndrome, including distinguishing it from orthostatic hypotension and the role of long Covid Q: How is ...

THE present emergency has provided an unusually abundant opportunity for the study of syncope, or fainting, in blood donors. Although not in itself serious, fainting results in loss of time to the ...