Thyroid Carcinoma: Likelihood Ratios
Introduction: Note that some of the findings below are listed for nodules and others for actual cancer.
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Prevalence
| Population / Calculator | Prevalence | Comments / Study / Link |
| Thyroid nodules in the general population | 67% | by ultrasound
Arch Intern Med. 1994 Aug 22;154(16):1838-40. PMID: 8053752 |
| Carcinoma in thyroid nodules | 5% | note: in this study there was a huge difference in malignancy risk based on nodules discovered incidentally on ultrasound (17%) versus ultrasound studies done for non-incidental reasons (3%)
J Ultrasound Med. 2005 May;24(5):629-34. PMID: 15840794 |
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The likelihood ratios of findings for Thyroid Carcinoma are listed below. See the left navigation bar to change the display.