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Produced: 05/10/2025 1:45 AM
Question 20100108
Inquiry Details
References:
Subject matter expert
Question:
MP/H Rules/Histology--Brain and CNS: How is histology coded for a left occipital parietal area tumor stated to be a "low grade neuroectodermal neoplasm most consistent with neuronal tumor but lacking classic features of ganglioma" if the pathologist states the tumor is not malignant?
Discussion:
Answer:
Code 9505/0 [Ganglioglioma, benign] is the best option according to our pathology expert. He states, "There recently has been a spate of tumors called low grade glio-neuronal tumors that are not PNETs and have no propensity to become malignant."
Cancer Site Category:
Brain and CNS
Data Item Category:
Histology
Other Category:
N/A
Year:
2010
