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Ewing sarcoma is a small round cell tumor that lacks evidence of neuroectodermal differentiation, affecting primarily bone or soft tissue. It is recognized as one end of the spectrum of Ewing sarcoma/peripheral neuroectodermal tumor and is most often seen in males under age 20. Gene association with EWSR1 is certified in this packet. The inheritance pattern is described in a multifactorial context. Prevalence is categorized as unknown, and specific age of onset details are not provided. The information provided is based on curated data as of the stated date.
The clinical presentation of Ewing sarcoma generally involves pain and the physical detection of a mass in the affected area. This condition is characterized under the phenotype label of Ewing sarcoma and is noted for its appearance in bone or soft tissues. While specific characteristic findings beyond the presence of a mass are not detailed in the packet, the noted symptoms remain central to understanding its clinical manifestation. Additional clinical features regarding progression or variability are not provided, leaving the symptomatic description focused on these observable signs as recorded in the curated data.
Ewing sarcoma has a certified genetic association with the EWSR1 gene. This gene is noted as the exclusive genetic marker related to the condition in the curated data. The role of EWSR1 in the affected cells is part of the understanding of the molecular landscape, although specific molecular mechanisms are not outlined in the packet. Inheritance is described within a multifactorial framework, indicating that while genetic factors are involved, environmental or other contributing factors might also play a role. These genetic insights provide a basis for further exploration into the etiology of Ewing sarcoma as documented in the packet.
The packet does not specify detailed diagnostic methodologies for Ewing sarcoma. Although the condition is recognized by its clinical symptoms, such as pain and the detection of a mass, no specific tests, imaging protocols, or molecular diagnostics are outlined in the curated data. As a result, the diagnostic approach remains based on general clinical evaluation and may include a combination of imaging and histopathological assessment as suggested by broader clinical practice, though such specifics are not certified by this packet. Consequently, definitive diagnostic guidelines are not presented within this reference document.
The treatment and management options for Ewing sarcoma are not certified in this packet. No foundational therapies or current FDA-approved treatment approaches are presented in the supplied data. The information available does not detail specific management protocols, pharmacologic interventions, or supportive care strategies. As a result, treatment coverage remains uncharacterized within the reference document and further details would need to be obtained from additional specialized resources. This section simply reflects that, based on the curated data, no current therapy has been designated as a certified management option for the condition.
98 trials found
Prognostic information and details regarding the natural history of Ewing sarcoma are not provided in this packet. The curated data does not include certified descriptions of the clinical course or long-term outlook. Consequently, the expected progression, survival rates, or variability in disease outcome remain unspecified within the reference material. Without certified prognostic data, it is acknowledged that detailed predictions about the course of Ewing sarcoma cannot be made based solely on the information provided. This reflects the current state of the packet’s certification regarding outcome data for this condition.
Numerous certified active trial records are mentioned in the curated data, indicating robust research activity for Ewing sarcoma. This abundance of trials suggests that the condition is an active area of clinical investigation, with multiple studies addressing various aspects of its management and underlying biology. While specific details of individual trials are not provided, the qualitative presence of over 20 active trials underscores ongoing research efforts. Interested parties can note that active clinical trials for this condition are documented on ClinicalTrials.gov, reflecting a significant research interest in enhancing diagnostic and therapeutic approaches for Ewing sarcoma.
Data assembled from 8 of 12 sources · Last updated Sep 19, 2026, 6:00 AM UTC
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Online Mendelian Inheritance in Man
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Genetic and Rare Diseases Info Center
AI-curated news mentioning Ewing sarcoma
Updated Aug 23, 2026
A case report highlights a rare instance of presumptive Ewing sarcoma of the jejunum with metastatic disease. This focused narrative review provides insights into the clinical presentation and management of this rare cancer type.
A study reports a durable clinical and immunologic response to an off-the-shelf EWSR1-FLI1 peptide vaccine in patients with metastatic Ewing sarcoma. This breakthrough could enhance treatment options for this rare cancer.
A study evaluates limb function in three Ewing sarcoma patients treated with chemotherapy and carbon ion radiotherapy. The findings contribute to understanding treatment outcomes for this rare bone cancer.