5HIAA 5HYDROXY INDOLE ACETIC ACID 24 HOUR URINE
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Video Source: www.youtube.com/watch?v=h63uhTlWBBg
5-HIAA is a major metabolite of Serotonin excreted in urine. Normally 1-3% of dietary Tryptophan is metabolized to serotonin but in patients with Intestinal Carcinoid syndrome, as much as 60% Tryptophan is converted to Serotonin. • https://f5e036grw7fkft9jk5kg0f5s65.ho...
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