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Newly diagnosed and growing subependymal giant cell astrocytoma in adults with tuberous sclerosis complex: Results from the International TOSCA Study

  • on behalf of TOSCA Consortium and TOSCA Investigators
  • Universitair Ziekenhuis Brussel
  • Pirogov Russian National Research Medical University (RNRMU)
  • SPS Pediatrična Klinika
  • TSA Tuberous Sclerosis Association
  • Université Claude Bernard Lyon 1
  • Tor Vergata University Hospital
  • Novartis Farma SpA
  • Association Sclérose Tubéreuse de Bourneville
  • University of Cape Town
  • Centro Hospitalar Lisboa Ocidental
  • Medical University of Vienna
  • Associazione Sclerosi Tuberosa ONLUS
  • Vivantes Hospital Neukoelln
  • Medical University of Warsaw
  • The Children's Memorial Health Institute
  • Sydney Children's Hospital, Randwick
  • University Hospital Vall d'Hebron
  • University of Leon
  • Hôpital Necker Enfants Malades
  • University College London Great Ormond Street Institute of Child Health
  • Peking University Peopleʼs Hospital
  • Tallinn Children Hospital
  • Klinikum Kempten
  • Novartis Healthcare Pvt. Ltd.
  • NHO
  • CHU-Hôpital Nord
  • University of Athens
  • University Medical Centre Utrecht
  • St George's University of London
  • European Tuberous Sclerosis Complex Association

Research output: Contribution to journal › Article › peer-review

28 Citations (Scopus)

Abstract

The onset and growth of subependymal giant cell astrocytoma (SEGA) in tuberous sclerosis complex (TSC) typically occurs in childhood. There is minimal information on SEGA evolution in adults with TSC. Of 2,211 patients enrolled in TOSCA, 220 of the 803 adults (27.4%) ever had a SEGA. Of 186 patients with SEGA still ongoing in adulthood, 153 (82.3%) remained asymptomatic, and 33 (17.7%) were reported to ever have developed symptoms related to SEGA growth. SEGA growth since the previous scan was reported in 39 of the 186 adults (21%) with ongoing SEGA. All but one patient with growing SEGA had mutations in TSC2. Fourteen adults (2.4%) were newly diagnosed with SEGA during follow-up, and majority had mutations in TSC2. Our findings suggest that surveillance for new or growing SEGA is warranted also in adulthood, particularly in patients with mutations in TSC2.

Original languageEnglish
Article number821
JournalFrontiers in Neurology
Volume10
Issue numberJUL
DOIs
Publication statusPublished - 2019

Keywords

  • Registry
  • SEGA
  • TOSCA
  • Tuberous sclerosis complex
  • mTOR

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