Cervical ectopic thymus: a case report and review of the literature

Domenico Saggese1, Giacomo Ceroni Compadretti, Cosetta Cartaroni

  • 1Dipartimento di Scienze Chirurgiche e Anestesiologiche, Sezione Otorinolaringoiatrica, Policlinico S. Orsola-Malpighi, Via Massarenti 9, 40138 Bologna, Italy. giacomoceroni@libero.it

Insights

Ectopic cervical thymic tissue, a rare cause of neck masses in children, was identified as a thymic cyst in a young male patient. Surgical excision and histological examination confirmed the diagnosis, highlighting its importance in differential diagnoses.

Area of Science:

  • Pediatric Surgery
  • Head and Neck Pathology
  • Developmental Biology

Background:

  • Ectopic thymic tissue in the neck is an uncommon congenital anomaly.
  • It presents as a neck mass, often in pediatric patients.
  • Differential diagnosis of cervical masses requires consideration of rare entities.

Observation:

  • A young male presented with a soft, right mid-cervical mass.
  • The mass was surgically excised for diagnosis.
  • Histological examination revealed an ectopic thymic cyst.

Findings:

  • Histopathology confirmed the cervical mass as an ectopic thymic cyst.
  • This case underscores the rarity of cervical thymic tissue.
  • The lesion's origin is linked to embryological development.

Implications:

  • Ectopic cervical thymic tissue should be considered in the differential diagnosis of pediatric neck masses.
  • Surgical excision is the standard management for symptomatic lesions.
  • Further literature review is needed to fully understand embryological origins and clinical presentations.

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