Diagnosis and referral of Pediatric Brain Tumor (Focus on Low-Grade Glioma)

 Dr. Trisha Soosay Raj and Dr. Daniel Moreira (Members, SIOP Education and Training Committee)

On behalf of the SIOP Education and Training Committee and IPA SAG on NCD


The SIOP CEDAR Project is improving the knowledge and understanding of healthcare providers who are involved in the initial care, diagnostic workup, and referral of pediatric patients suspected of having cancer.

The fourth CEDAR webinar, “Diagnosis and referral of Pediatric Brain Tumor” is taking place on 16 December. SIOP and IPA encourage Pediatricians, Ophthalmologists, Family Practitioners, Community Nurses, and other healthcare professionals who are involved in the care of children with cancer to register for this webinar.

What is Low-Grade Glioma?

Pediatric brain tumors are the second most common type of childhood cancer and the most common cause of death in children with cancer. Gliomas are the most common type of brain tumor in children, comprising 40% of all childhood brain tumors. Children with low-grade gliomas have an excellent prognosis, especially when substantial surgical resection is achieved. Low-grade glioma is one of the six designated index cancers of the World Health Organization (WHO) Global Initiative for Childhood Cancer (GICC).

 Specific complications are dependent on tumor location, with the posterior fossa the most common site of involvement (15-25%) followed by the cerebral hemispheres (10-15%) and the optic pathways (6%). Potential long-term adverse effects include growth, endocrine, visual, hearing and neurocognitive disturbances. Early recognition of signs and symptoms of pediatric brain tumors is essential for improving patient outcomes.

 

Diagnosis of Low-Grade Glioma

The clinical presentation of pediatric brain tumors including low-grade gliomas is dependent on the tumor location and presence of any raised intracranial pressure. Since these are slow growing tumor, symptoms can be present for many months. Spinal cord involvement can occur in up to 10% of children with low-grade glioma, and may in these cases present with back pain, difficulty mobilizing, and bowel or bladder disturbance.

In most cases the cause of low-grade gliomas is unknown. However, some can be associated with neurofibromatosis type 1 and tuberous sclerosis, as these patients have a predisposition to develop low-grade glioma.

Investigations comprising CT or MRI scans are required for appropriate staging, with multidisciplinary involvement necessary for treatment. Due to this need for comprehensive care for these patients, prompt referral to centers with the appropriate expertise is important to help ensure an accurate diagnosis and best possible treatment.

Treatment of Low-Grade Glioma

The treatment of low-grade glioma depends on the tumor location, staging and age of the child, and may involve a combination of surgery, radiotherapy and chemotherapy. Surgery is used for diagnosis, management of raised intracranial pressure and resection where possible, with gross total resection of the tumor being frequently curative. The chemotherapy used for treatment of low-grade glioma is usually well tolerated when required. Local radiotherapy may be required for incompletely resected tumors or for salvage treatment after chemotherapy.  Ongoing surveillance for recurrence is required, with close to 40% of patients experiencing disease progression or recurrence, as well as monitoring for long-term adverse effects from treatment. A collaborative approach to management is required to ensure the best outcome for these patients.

 

SIOP CEDAR PROJECT:

The International Society of Pediatric Oncology (SIOP) has launched “Childhood Cancer Early Diagnosis and Appropriate Referral” (CEDAR) project in collaboration with the International Pediatric Association (IPA). In the first phase of the CEDAR project, SIOP and IPA are organizing a series of monthly webinars (started in September 2022) to highlight the importance of early diagnosis, with a focus on the six WHO index cancers (acute lymphoblastic leukemia, Hodgkin lymphoma, Burkitt’s lymphoma, Wilms tumor, retinoblastoma, and low-grade glioma). Each CEDAR webinar is accredited by the European Accreditation Council for Continuing Medical Education (EACCME) with 1 credit point. These webinars are free to attend and open to everyone, and we are offering simultaneous Spanish translation.

Recordings of the first two webinars are available on the following links:

1.      Webinar 1: Outcomes of childhood cancers: Gaps and Disparities to be addressed

https://www.youtube.com/watch?v=3d2U0sajKr4

 

2.      Diagnosis and Referral of Acute Leukemia

https://youtu.be/VBp8nbRlRDQ

 

3.      Diagnosis and Referral of Acute Leukemia

https://www.youtube.com/watch?v=nFQMMh-2GlE

 

 

 

CEDAR WEBINAR – Diagnosis and referral of Retinoblastoma:

The fourth CEDAR webinar is scheduled for 16th December 2022 at 2-3 PM UTC/GMT on “Diagnosis and referral of Pediatric Brain Tumors”. This webinar will be co-moderated by SIOP Education and Training Committee members Dr. Daniel Moreira (USA), Dr. Trisha Soosay Raj (Australia) and Co-Chair IPA SAG on NCD Dr. Mychelle Farmer (USA). The agenda of this educational session is as follows:

1.      Case presentation: Dr. Farah Bashir (Pakistan)

2.      When to suspect Brain Tumor? : Dr. Eric Bouffet (Canada)

3.      Approach for diagnosis, initial management, and referral: Naureen Mushtaq (Pakistan)

4.      Panel Discussion with Expert Panelists

a.      Dr. Anthony Figaji (South Africa)

b.      Dr. Shaarna Whitton (United Kingdom)

c.      Dr. Hikari Ambara Sjakti (Indonesia)

Link for registration: http://bit.ly/3V1rMMZ

 

FUTURE CEDAR WEBINARS:

Please save the dates and register for our future CEDAR webinars:

 Webinar 5: 20th January 2023

Diagnosis and Referral of Hodgkin Lymphoma

https://bit.ly/3uDmNpW

 Webinar 6: 3rd February 2023

Diagnosis and Referral of Burkitt’s Lymphoma

https://bit.ly/3Fd1n82

 Webinar 7: 10th March 2023

Diagnosis and Referral of Wilms Tumor

https://bit.ly/3UGzlHK

For queries or further information, please visit siop-online.org/cedar or email info@siop-online.org

 

Trisha Soosay Raj (MBBS FRACP) is a paediatric oncologist at the Queensland Children’s Hospital, Brisbane, Australia. She is passionate about improving medical education and training, and is an active member of the SIOP Education and Training Committee and the SIOP CEDAR project.

 

Dr. Daniel Moreira (MD MEd) is paediatric neuro-oncologist at St. Jude Children’s Research Hospital, Memphis, USA. He is passionate about improving care for children with CNS tumors around the world and increasing workforce capacity around the world. He is an active member of the SIOP Education and Training Committee and the SIOP Cedar project.


SIOP

The International Society of Paediatric Oncology (SIOP) is the only global multidisciplinary society entirely devoted to pediatric and adolescent cancer. SIOP, as a non-state actor in official relations with WHO, is committed to contribute substantially to WHO Global Initiative for Childhood Cancer. We have over 2,600 members worldwide including doctors, nurses, other healthcare professionals, scientists, and researchers.

Visit siop-online.org for more information.

 

IPA

The International Pediatric Association (IPA) exists to create a world where all children, regardless of age, location, or family situation can live healthy lives. IPA advocates globally, nationally, and locally for high-quality, evidence-based, and child-centered pediatric care. We are a respected partner of WHO and UNICEF and provide global leadership on emerging child health issues through our work with leading global health players. Visit ipa-world.org for more information.


 

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