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An Unusual Retropharyngeal Lesion

Educational Objective
Based on this clinical scenario and the accompanying image, understand how to arrive at a correct diagnosis.
1 Credit CME

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Article Information

Corresponding Author: Michael W. Sim, MD, Department of Otolaryngology–Head and Neck Surgery, Indiana University School of Medicine, 1130 W Michigan St, Ste 400, Indianapolis, IN 46202 (mwsim@iu.edu).

Published Online: September 17, 2020. doi:10.1001/jamaoto.2020.2703

Conflict of Interest Disclosures: None reported.

Additional Contributions: We thank the patient’s mother for granting permission to publish this information.

References
1.
Hyrcza  MD , Sargın  P , Mete  O .  Parathyroid lipoadenoma: a clinicopathological diagnosis and possible trap for the unaware pathologist.   Endocr Pathol. 2016;27(1):34-41. doi:10.1007/s12022-015-9404-5 PubMedGoogle ScholarCrossref
2.
Triviño  A , Varela  J , Ayllón  S .  Mediastinal parathyroid lipoadenoma.   Arch Bronconeumol. 2020;56(5):323. doi:10.1016/j.arbres.2019.04.016PubMedGoogle ScholarCrossref
3.
Fujisawa  S , Inagaki  K , Wada  J .  Parathyroid lipoadenoma: a pitfall in preoperative localization.   Intern Med. 2019;58(8):1183-1184. doi:10.2169/internalmedicine.1249-18 PubMedGoogle ScholarCrossref
4.
Özden  S , Güreşci  S , Saylam  B , Dağlar  G .  A rare cause of primary hyperparathyroidism: parathyroid lipoadenoma.   Auris Nasus Larynx. 2018;45(6):1245-1248. doi:10.1016/j.anl.2018.05.001 PubMedGoogle ScholarCrossref
5.
Aggarwal  A , Wadhwa  R , Aggarwal  V .  Parathyroid lipoadenoma: a rare entity.   Indian J Endocrinol Metab. 2018;22(1):174-176. doi:10.4103/ijem.IJEM_273_17 PubMedGoogle ScholarCrossref
6.
Gowda  K , Matippa  P.   Parathyroid lipoadenoma: a diagnostic pitfall during frozen section evaluation of parathyroid lesions.   Int Clin Pathol J. 2016; 3(2):193-194. doi:10.15406/icpjl.2016.03.00070 Google ScholarCrossref
7.
Nguyen  BD .  Parathyroid imaging with Tc-99m sestamibi planar and SPECT scintigraphy.   Radiographics. 1999;19(3):601-614. doi:10.1148/radiographics.19.3.g99ma10601 PubMedGoogle ScholarCrossref
8.
Alenezi  S , Asa’ad  S , Elgazzar  A.   Scintigraphic parathyroid imaging: concepts and new developments.   Res Rep Nucl Med. 2015;2015(5):9-18.Google Scholar
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