Hello, my mom is 58 years undergoing methotrexate 20 mg for rheumatoid arthritis. Her blood report shows anisocytosis. Hb 10.34 rbc count 3.90 pcv 35 mchc 31.3 rdw 18.7 totl wbc count 4160 absolute neutrophil 1830 monocyte 13 eosinopbills 9 pdw 19.4 vitamin b12 is 265.6 vitamin d 12.18 tsh 3.58 uric acid 2.3 bilirubin total 0.13 creatinine 0.44 bun 7.3 hba1c 6.4 is this something serious. I don't read good things about anisocytosis. My rheumatologist hv not commented anything. Her methotrexate is also continued. But I want to knw if blood reports hv something serious? Should I consult hematology or another rheumatology doc?