Serum Noradrenaline is Composed of Plasma and Platelet Noradrenaline

Cryer PE . Phaeochromocytoma. In: Ney RL , ed. Clinics in Endocrinology and Metabolism. London: Saunders, 1985; 203–20.

Zweifler AJ Julius S . Increased platelet catecholamine content in phaeochromocytoma. A diagnostic test in patients with elevated plasma catecholamines. N Eng J Med. 1982; 306: 890–4.

Smith CCT Curtis LD Delamothe AP Prichard BNC Betteridge DJ . The distribution of catecholamines between platelets and plasma in normal human subjects. Clin Sci. 1985; 69: 1–6.