Pheochromocytoma - University of Colorado Denver
Pheochromocytoma - University of Colorado Denver
Pheochromocytoma - University of Colorado Denver
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<strong>Pheochromocytoma</strong><br />
Pathophysiology<br />
• Loading <strong>of</strong> sympathetic<br />
vesicles with catecholamine<br />
• Increase sympathetic<br />
neuronal impulse frequency<br />
• Selective desensitization <strong>of</strong><br />
presynaptic α2 adrenergic<br />
receptors which inhibit<br />
release <strong>of</strong> NE<br />
Langer et al Hypertension 1980
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