Riedel's thyroiditis CT scan

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Furqan M M. M.B.B.S [2]

Overview

CT scan may be helpful in the diagnosis of Riedel’s thyroiditis. Findings on CT scan suggestive of Riedel’s thyroiditis include hypodense infiltrative mass, invasion of nearby soft tissues, compression of the trachea, and esophageal compression.

CT scan

CT scan may be helpful in the diagnosis of Riedel’s thyroiditis. Findings on CT scan suggestive of Riedel’s thyroiditis include:^[1]^[2]^[3]

Hypodense infiltrative mass
Invasion of nearby soft tissues
Esophageal and tracheal compression
Decreased contrast enhancement

**Riedel’s thyroiditis CT scan** showing mass encircling trachea and thyroid cartilage with invasion of bilateral tracheoesophageal groove and esophagus (**A and B**); Riedel’s thyroiditis MRI demonstrating that thyroid mass was homogeneously hypo-intense on both T1- and T2-weighted images (C and D); Riedel’s thyroiditis PET scan revealing that both thyroid lobes were diffusely enlarged and showed strong fluorodeoxyglucose uptake (E and F) Image courtesy of Gyu Young and Yong Sang Lee“A case of Riedel’s thyroiditis”.

References

↑ Papi G, Corrado S, Cesinaro AM, Novelli L, Smerieri A, Carapezzi C (2002). “Riedel’s thyroiditis: clinical, pathological and imaging features”. Int. J. Clin. Pract. 56 (1): 65–7. PMID 11831840.
↑ Papi G, LiVolsi VA (2004). “Current concepts on Riedel thyroiditis”. Am. J. Clin. Pathol. 121 Suppl: S50–63. PMID 15298150.
↑ Pérez Fontán FJ, Cordido Carballido F, Pombo Felipe F, Mosquera Oses J, Villalba Martin C (1993). “Riedel thyroiditis: US, CT, and MR evaluation”. J Comput Assist Tomogr. 17 (2): 324–5. PMID 8454764.

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[pmid11831840-1] Papi G, Corrado S, Cesinaro AM, Novelli L, Smerieri A, Carapezzi C (2002). “Riedel’s thyroiditis: clinical, pathological and imaging features”. Int. J. Clin. Pract. 56 (1): 65–7. PMID 11831840.

[pmid15298150-2] Papi G, LiVolsi VA (2004). “Current concepts on Riedel thyroiditis”. Am. J. Clin. Pathol. 121 Suppl: S50–63. PMID 15298150.

[pmid8454764-3] Pérez Fontán FJ, Cordido Carballido F, Pombo Felipe F, Mosquera Oses J, Villalba Martin C (1993). “Riedel thyroiditis: US, CT, and MR evaluation”. J Comput Assist Tomogr. 17 (2): 324–5. PMID 8454764.

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Riedel's thyroiditis CT scan

Overview

CT scan

References

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