cardiac neurosis
car·di·ac neu·ro·sis
orthostatic intolerance
A condition (OMIM:604715) characterised by lightheadedness, fatigue, altered mentation, syncope and tachycardia upon assuming an upright position, and markedly elevated serum norepinephrine.Molecular pathology
Defects in SLC6A2, which encodes a member of the sodium:neurotransmitter symporter that regulates norepinephrine homeostasis, are a cause of orthostatic intolerance.
car·di·ac neu·ro·sis
(kahr'dē-ak nūr-ō'sis)Synonym(s): cardioneurosis.