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Updated: Feb 6, 2026

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Enlarging teratoma syndrome

İdris Sertbaş1, Mete Karatay2

  • 1Deparment of Neurosurgery, Yeni yüzyıl Univercity Medical of School, çukurçeşme caddesi no:51 Gaziosmanpaşa, İstanbul, Turkey. idris.sertbas@yeniyuzyil.edu.tr.

Child'S Nervous System : Chns : Official Journal of the International Society for Pediatric Neurosurgery
|August 31, 2018
PubMed
Abstract

Insights

Mature teratomas, rare childhood tumors, can exhibit aggressive regrowth after surgery. This case highlights the importance of surgical techniques like laminoplasty to prevent spinal deformities in pediatric patients.

Area of Science:

  • Pediatric oncology
  • Neurosurgery
  • Developmental biology

Background:

  • Teratomas are germ cell tumors arising from all three germ layers, comprising 3% of childhood neoplasms.
  • Histologically, teratomas are classified as mature or immature types.

Observation:

  • A neonate initially treated for a sacrococcygeal mature teratoma developed extensive thoracolumbar spinal involvement nine months post-surgery.
  • Magnetic resonance imaging revealed an extradural mass from T4 to L3, causing significant spinal cord compression.

Findings:

  • Surgical resection involved en bloc removal of laminae from T4 to L3, followed by laminoplasty.
  • Tumor extension into the extrapleural space was addressed using costotransversectomy at multiple thoracic levels.

Implications:

  • This case underscores the potential for aggressive recurrence of mature teratomas even after initial surgical management.
  • Laminoplasty is presented as a crucial surgical adjunct to prevent spinal deformities in pediatric patients with extensive spinal tumors.
Keywords:
Epıdural tumorMature teratomaPediatric spine surgery

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