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Published on: July 5, 2021
Childhood craniopharyngioma
1Department of Pediatrics, Klinikum Oldenburg, Rahel-Straus-Strasse 10, 26133, Oldenburg, Germany. mueller.hermann@klinikum-oldenburg.de
Insights
Craniopharyngiomas (CP) are rare tumors affecting children and adults. Effective treatment requires careful surgical planning and often involves radiation, with long-term monitoring crucial for managing side effects like obesity and developmental issues.
Area of Science:
- Pediatric Endocrinology
- Neuro-oncology
- Sellar Region Tumors
Background:
- Craniopharyngiomas (CP) are embryogenic malformations in the sellar/parasellar region, with 30-50% occurring in children.
- Typical symptoms include headache, visual impairment, hormonal imbalances (polyuria/polydipsia), growth, and puberty disturbances.
Purpose of the Study:
- To outline the current understanding and management of craniopharyngiomas, particularly in pediatric patients.
- To highlight the challenges in treatment and the importance of long-term follow-up for quality of life.
Main Methods:
- Review of craniopharyngioma characteristics, incidence, and clinical manifestations.
- Discussion of therapeutic strategies including complete resection, limited resection with irradiation, and ongoing clinical trials.
- Emphasis on managing sequelae such as hypothalamic obesity and developmental issues.
Main Results:
- High overall surgical survival rates (92%), but recurrence and progression are common post-treatment.
- Significant long-term quality of life reduction (approx. 50%) due to sequelae, especially hypothalamic obesity.
- Ongoing research, like the KRANIOPHARYNGEOM 2007 trial, investigates optimal irradiation timing.
Conclusions:
- Craniopharyngiomas require a multidisciplinary approach, balancing tumor control with preservation of vital functions.
- CP should be managed as a chronic condition necessitating lifelong monitoring and support for pediatric survivors.
- Optimizing treatment strategies is essential to improve long-term outcomes and quality of survival for patients.
Abstract:
Craniopharyngiomas (CP) are partly cystic embryogenic malformations of the sellar and parasellar region. With an overall incidence of 0.5-2.0 new cases/million population/year, approximately 30-50 % of all cases represent childhood CP. Typical manifestations at diagnosis are headache, visual impairment, polyuria/polydypsia, growth retardation, puberty development disturbances, and significant weight gain. Therapy of choice in children with favorable tumor localization is complete resection with the intention to maintain optic nerve and hypothalamic-pituitary functions. In children with unfavorable tumor localization (hypothalamic involvement), a limited resection followed by local irradiation is recommended. Although overall surgical survival rates are high (92 %), recurrence after complete resection and progression after incomplete resection are typical post-surgical events. Particularly troublesome for the pediatric patient are the disturbances to their pubescent development and overall growth. Accordingly, the appropriate time point of irradiation after incomplete resection is under investigation in a randomized multinational trial (KRANIOPHARYNGEOM 2007). Quality of life is substantially reduced in approximately 50 % of long-term survivors due to sequelae, notably morbid hypothalamic obesity. CP should be recognized as a chronic disease requiring constant monitoring of the early life as well as post-pubescent consequences and appropriate medical resources for treatment in order to provide optimal quality of survival for patients.
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