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Case of the Week 388



What is the most likely diagnosis?

  • 31 year old with painless, palpable mass in the neck



Axial T1 and T2-weighted scans of the neck

  1. Parotitis
  2. Branchial cleft cyst
  3. Parotid gland hemangioma
  4. Thyroglossal duct cyst
  5. Abscess

Additional Image - Sagittal contrast-enhanced MRI images

 

 

Additional Images

 

Sagittal contrast-enhanced MRI images


Answer:

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2. Second Branchial Cleft Cyst

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More (Click Discussion Tab)


Second Branchial Cleft Cyst

General Considerations

  • Cystic dilatation of second branchial apparatus
  • 95% of all branchial cleft anomalies arise from second cleft of which 75% are cysts
  • Other anomalies include fistulas or sinuses or combinations of these

 

 

More . . .


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LearningRadiology.com
is an award-winning educational website aimed primarily at medical students and radiology residents-in-training, containing  lectures, handouts, images, Cases of the Week, archives of cases, quizzes, flashcards of differential diagnoses and “most commons” lists, primarily in the areas of chest, GI, GU cardiac, bone and neuroradiology.