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>From: "(Martha Rohrer)" <[log in to unmask]> > The physiological > parameters measured were > urinary excretion rates of noradrenaline (NA), adrenaline (A), dopamine and > cortisol (snip) Urinary excretion rates of noradrenaline and dopamine, blood > pressure and heart rate > were unchanged by the stressor. This raises a question for me. I've always read that PD can't be measured with lab tests, but I had never known that dopamine *can* be measured in urine. Wouldn't a progressive depletion of dopamine in the body be reflected in urine tests over time?