Other syndromes of orthostatic intolerance : Delayed orthostatic hypotension, postprandial hypotension, postural orthostatic tachycardia syndrome, and reflex syncope
Apart from classical orthostatic hypotension, the gravitational force may strongly contribute to other forms of orthostatic intolerance, delayed and postprandial OH, postural orthostatic tachycardia syndrome (POTS), and reflex syncope. In delayed OH, the significant blood pressure drop occurs first after 3-min period of orthostasis, whereas in postprandial OH, the symptoms appear first approximate