Pregunta:
How to differentiate adenoma from bilateral hyperplasia on screening, scintigraphy and catheterization?
Autor: H KRespuesta:
CT or MRI (Spiral CT with fine section is gold standard for adenoma, if >1cm mass) Iodocholesterol Scintigraphy (not used only in centers) Catheterization (reference, invasive test, post ACTH stimulation measures cortisol and aldo together, gradient >4 -->adenoma, similar gradient btw both sides -->hyperplasia, not indicated in case of adenoma >1cm and age <35 with hypokalemia
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