Refractory case of ulcerative colitis with idiopathic thrombocytopenic purpura successfully treated by Janus kinase inhibitor tofacitinib: A case report

Table 1 Serum laboratory values on before and after administration of tofacitinib

Laboratory test	Before tofacitinib	After tofacitinib
Albumin	3.6 g/dL	4.8 g/dL
C-reactive protein	3.9 mg/dL	0.0 mg/dL
White blood cell count	11200/μL	4500/μL
Erythrocyte sedimentation rate	20 mm	10 mm
Red blood cell count	413 × 104/μL	448 × 104/μL
Hemoglobin	12.4 g/dL	14.3 g/dL
Hematocrit	36.5%	41.7%
Platelet count	14.5 × 104/μL	25.2 × 104/μL

After Tofacitinib: 6 mo after the initiation of tofacitinib.