Thyroid colloid nodule

Case contributed by Dr Ian Bickle


Palpable lump left paramidline of the neck.

Patient Data

Age: 40
Gender: Female

3 cm thin walled cyst in the left lobe of the thyroid.

Mulitiple small echogenic foci within the nodule, some of which contain comet-tail artifact.

Case Discussion

The typical appearances of a thyroid colloid nodule with comet-tail artifact.

Comet tail artifact has been described in several other pathologies including in adenomyomatosis of the gallbladder and both ureteric and gallstones.

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Case information

rID: 47068
Published: 30th Jul 2016
Last edited: 14th Aug 2019
System: Head & Neck
Inclusion in quiz mode: Included

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