Neurogenic hyperadrenergic orthostatic hypotension: a newly recognized variant of orthostatic hypotension in older adults with elevated norepinephrine (noradrenaline).
Mar PL, Shibao CA, Garland EM, Black BK, Biaggioni I, Diedrich A, Paranjape SY, Robertson D, Raj SR. Neurogenic hyperadrenergic orthostatic hypotension: a newly recognized variant of orthostatic hypotension in older adults with elevated norepinephrine (noradrenaline). Clin Sci (Lond). 2015 Jul; 129(2):107-16.