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. 2022 May 9;15:182–187.e3. doi: 10.1016/j.artd.2022.03.016

Table 3.

Frequency table of discordant diagnoses.

Diagnosis Frequency
Inflammatory arthritis 82
B-cell lymphoma 22
Pigmented villonodular synovitis (PVNS) 19
Unenumerated malignancies (most commonly B-cell lymphoma, includes metastatic carcinoma) 14
Septic arthritis 5
Osteomyelitis 3
Metastatic carcinoma 1
Granulomatous inflammation 1
Total = 147