Papillary Thyroid Carcinoma in a Branchial Cleft Cyst without a Thyroid Primary: Navigating a Diagnostic Dilemma

We report a rare case of papillary thyroid carcinoma incidentally found within a branchial cleft cyst. Only four other cases have been described in the literature. A total thyroidectomy and selective neck dissection was performed, and no evidence of occult primary disease was found after review of f...

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Main Authors: Douglas S. Ruhl, Mark F. Sheridan, Joseph C. Sniezek
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Case Reports in Otolaryngology
Online Access:http://dx.doi.org/10.1155/2013/405342
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author Douglas S. Ruhl
Mark F. Sheridan
Joseph C. Sniezek
author_facet Douglas S. Ruhl
Mark F. Sheridan
Joseph C. Sniezek
author_sort Douglas S. Ruhl
collection DOAJ
description We report a rare case of papillary thyroid carcinoma incidentally found within a branchial cleft cyst. Only four other cases have been described in the literature. A total thyroidectomy and selective neck dissection was performed, and no evidence of occult primary disease was found after review of fine sections. Branchial cleft cysts are the most common lateral neck masses. Ectopic thyroid tissue within a branchial cleft cyst is an unusual phenomenon, and papillary thyroid carcinoma arising from this tissue is extremely rare. Clinicians are left with a diagnostic dilemma when presented with thyroid tissue neoplasm within a neck cyst in the absence of a thyroid primary—is this a case of metastatic disease with a missed primary or rather carcinoma arising in ectopic thyroid tissue? A thorough discussion of the etiologies of these lateral neck masses is reviewed including the embryogenesis of thyroid tissue in a branchial cleft cyst. The prognosis of patients with papillary thyroid carcinoma in lateral neck cysts without a primary site identified appears to be good following excision of the cyst and total thyroidectomy. Other management recommendations regarding these unique lateral neck malignancies are also presented.
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spelling doaj-art-99888578c21746589d1adeb2d3eaf08c2025-02-03T01:20:30ZengWileyCase Reports in Otolaryngology2090-67652090-67732013-01-01201310.1155/2013/405342405342Papillary Thyroid Carcinoma in a Branchial Cleft Cyst without a Thyroid Primary: Navigating a Diagnostic DilemmaDouglas S. Ruhl0Mark F. Sheridan1Joseph C. Sniezek2Department of Otolaryngology-Head & Neck Surgery, Tripler Army Medical Center (TAMC), MCHK-DSH, 1 Jarrett White Road, honolulu, HI 96859, USATri-State Otolaryngology-Head & Neck Surgery, Huntington, WV 25701, USADepartment of Otolaryngology-Head & Neck Surgery, Tripler Army Medical Center (TAMC), MCHK-DSH, 1 Jarrett White Road, honolulu, HI 96859, USAWe report a rare case of papillary thyroid carcinoma incidentally found within a branchial cleft cyst. Only four other cases have been described in the literature. A total thyroidectomy and selective neck dissection was performed, and no evidence of occult primary disease was found after review of fine sections. Branchial cleft cysts are the most common lateral neck masses. Ectopic thyroid tissue within a branchial cleft cyst is an unusual phenomenon, and papillary thyroid carcinoma arising from this tissue is extremely rare. Clinicians are left with a diagnostic dilemma when presented with thyroid tissue neoplasm within a neck cyst in the absence of a thyroid primary—is this a case of metastatic disease with a missed primary or rather carcinoma arising in ectopic thyroid tissue? A thorough discussion of the etiologies of these lateral neck masses is reviewed including the embryogenesis of thyroid tissue in a branchial cleft cyst. The prognosis of patients with papillary thyroid carcinoma in lateral neck cysts without a primary site identified appears to be good following excision of the cyst and total thyroidectomy. Other management recommendations regarding these unique lateral neck malignancies are also presented.http://dx.doi.org/10.1155/2013/405342
spellingShingle Douglas S. Ruhl
Mark F. Sheridan
Joseph C. Sniezek
Papillary Thyroid Carcinoma in a Branchial Cleft Cyst without a Thyroid Primary: Navigating a Diagnostic Dilemma
Case Reports in Otolaryngology
title Papillary Thyroid Carcinoma in a Branchial Cleft Cyst without a Thyroid Primary: Navigating a Diagnostic Dilemma
title_full Papillary Thyroid Carcinoma in a Branchial Cleft Cyst without a Thyroid Primary: Navigating a Diagnostic Dilemma
title_fullStr Papillary Thyroid Carcinoma in a Branchial Cleft Cyst without a Thyroid Primary: Navigating a Diagnostic Dilemma
title_full_unstemmed Papillary Thyroid Carcinoma in a Branchial Cleft Cyst without a Thyroid Primary: Navigating a Diagnostic Dilemma
title_short Papillary Thyroid Carcinoma in a Branchial Cleft Cyst without a Thyroid Primary: Navigating a Diagnostic Dilemma
title_sort papillary thyroid carcinoma in a branchial cleft cyst without a thyroid primary navigating a diagnostic dilemma
url http://dx.doi.org/10.1155/2013/405342
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