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Table 1 Definition of each diagnostic category made by hematopathologists when compared to the consensus diagnosis

From: Interobserver variation in classifying lymphomas among hematopathologists

Category Description
1. Concordance Hematopathologist made a single diagnosis, identical to the consensus diagnosis
2. Minor discordance Hematopathologist made >1 diagnoses, and one of the given differential diagnoses met the consensus diagnosis; or discordance between classical Hodgkin lymphoma subtypes
3. Major discordance Hematopathologist made ≥1 diagnosis(es) of lymphoma, but not any of given diagnosis met the consensus diagnosis
4. Serious discordance Hematopathologist made a diagnosis of reactive process, disagreed to the consensus diagnosis of lymphoma