AI Article Synopsis
- The review highlights inconsistencies in the diagnostic criteria used by pathologists for classifying subtypes of hepatoblastoma, which creates challenges in comparing outcomes across different studies.
- Published literature shows a lack of uniform criteria for hepatoblastoma classification, complicating analyses related to treatment effects and sampling errors.
- The authors stress the need for standardized criteria in histologic classification to improve the reliability of outcomes and address issues in existing research methods.
Article Abstract
Background: Comparison of outcomes in different clinicopathologic studies of hepatoblastoma requires reproducible histologic classification. This review examines the diagnostic criteria employed by different pathologists for the classification of subtypes of hepatoblastoma and identifies specific problem areas.
Procedure: A selected review of published literature is provided.
Results: Published studies demonstrate that uniform criteria have not been applied in the classification of hepatoblastoma. These discrepancies hinder attempts to compare outcome data from different studies. Sampling error and potential treatment effects further complicate analysis of the published literature on the relationship between morphologic classification and outcome.
Conclusions: Standardized criteria are essential to allow reproducible histologic classification of hepatoblastoma. There is significant variation in diagnostic criteria used to define the major subtypes of hepatoblastoma in published studies. Additional potential problems are identified in sampling methods and treatment effects.
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| http://dx.doi.org/10.1002/mpo.10171 | DOI Listing |
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