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Specific Findings

Carcinoid Tumor: Sensitivity and Specificity

Introduction: None written.

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Tags: Endocrine Neoplasm Tag this Diagnosis.

The sensitivity and specificity of findings for Carcinoid Tumor are listed below. See the left navigation bar to change the display.

Specific Findings

Finding SensitivitySpecificity Comments, Study
5-HIAA, Urine Edit 75%100%

The most useful initial diagnostic test in patients with suspected carcinoid syndrome is to measure 24-hour urinary excretion of HIAA, which is the end product of serotonin metabolism. (UpToDate)

Study: Urinary serotonin in the diagnosis of carcinoid tumors.

Feldman JM

Clin Chem 1986 May;32(5):840-4.

PMID 2421946