Case selection
This was a mixed retrospective and prospective study of 60 cases of
pre-therapy neuroblastoma diagnosed and managed at our hospital between
January 2017 and December 2019. The study was conducted after Institute
Ethics Committee approval vide letter no INT/IEC/2021/SPL-0. Archival
cases of neuroblastoma were retrieved from the Departments of Cytology,
Histopathology and Department of Paediatrics [Haematology-Oncology
Division] of the Post Graduate Institute of Medical Education and
Research Chandigarh, India.