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Related Experiment Videos

Second brachial cleft cyst mimic: case report.

Philip D Lanham1, Curtis Wushensky

  • 1Department of Radiology, Vanderbilt University, Nashville, TN 37232, USA.

AJNR. American Journal of Neuroradiology
|August 11, 2005
PubMed
Summary

A lateral neck mass was identified as a schwannoma via CT scan, challenging typical diagnostic rules. This case highlights exceptions in diagnosing branchial cleft cysts based on imaging alone.

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Area of Science:

  • Radiology
  • Pathology
  • Oncology

Background:

  • Schwannomas are nerve sheath tumors, while branchial cleft cysts are congenital malformations.
  • Type III second branchial cleft cysts have specific CT imaging characteristics.
  • Differentiating these entities is crucial for appropriate patient management.

Observation:

  • A patient presented with a lateral neck mass.
  • CT imaging revealed features typically associated with type III second branchial cleft cysts.
  • Histological examination confirmed the mass to be a schwannoma.

Findings:

  • The CT findings were atypical for a schwannoma and mimicked a type III second branchial cleft cyst.
  • This case demonstrates that radiographic features are not always pathognomonic.
  • Schwannomas can present with imaging characteristics overlapping with branchial cleft cysts.

Implications:

  • Radiographic interpretation requires careful consideration of differential diagnoses.
  • Histopathological confirmation remains essential for definitive diagnosis of neck masses.
  • This finding may necessitate re-evaluation of established imaging criteria for branchial cleft cysts.

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