The syncope that most concerns healthcare professionals is cardiac syncope, blacking out due to an underlying heart disease such as a heart rhythm abnormality, or arrhythmia, he explains.

The syncope that most concerns healthcare professionals is cardiac syncope, blacking out due to an underlying heart disease such as a heart rhythm abnormality, or arrhythmia, he explains.

He argued that a tilt test is not necessarily required, "because even people with severe cardiac syncope can have a positive tilt test." "What this patient needs is a good doctor.

The syncope that most concerns healthcare professionals is cardiac syncope, blacking out due to an underlying heart disease such as a heart rhythm abnormality, or arrhythmia, he explains.

Cardiac syncope is blacking out due to an underlying heart disease, such as a heart rhythm abnormality, explained Elijah Behr, M.D., a cardiologist at Mayo Clinic Healthcare in London.

The term "vasovagal" syncope first appeared in 1907, when it was used to describe a collection of vagal symptoms, including epigastric, respiratory, and cardiac discomfort that occurs in ...