Immunoglobulin G4-related sclerosing cholangitis: A case report

Table 1 Main outcomes of laboratory tests at hospitalization

Variables	June 27, 2024	September 18, 2024	September 20, 2024	September 23, 2024	October 16, 2024	October 18, 2024	November 14, 2024	July 8, 2025
Pancreatic enzymes
LPS (U/L)	49		53
P-AMY (U/L)	74		55
Hepatic enzymes
AST (U/L)	71	127	114	88	69	54	34	21.7
ALT (U/L)	84	77	62	44	50	43	36	12.7
GGT (U/L)	494	754	734	507	109	92	91	58.8
ALP (U/L)	507	719	640	460	256	223	97	95.9
ALB (g/L)	29	24.8	27.7	28.8	32.9	29.5	29	40.3
TBIL (μmol/L)	11	169	216	186	67	53	20.4	14.90
DBIL (μmol/L)	4.6	100	133	110	32	25	6.2	4.4
IBIL (μmol/L )	7.37	69.5	83	76.5	35.3	28.2	14.3	10.5
Other indicators
IgG4 (mg/L)				24600	19000		14500
CEA (ng/mL)			1.13		1.05
CA199 (IU/mL)			753		29.3

LPS: Lipase, normal range: 5.6-51.3 U/L; P-AMY: Pancreatic amylase, normal range: 0-53 U/L; AST: Aspartate aminotransferase, normal range: 15-40 U/L; ALT: Aalanine aminotransferase, normal range: 9-50 U/L; GGT: Γ-glutamyl transpeptidase, normal range: 10-60 U/L; ALP: Alkaline phosphatase, normal range: 45-125 U/L; TBIL: Total bilirubin, normal range: 0-25 μmol/L; DBIL: Direct bilirubin, normal range: 0-4 μmol/L; IBIL: Indirect bilirubin, normal range: 1-17 μmol/L; IgG4: Immunoglobulin G4, normal range: 30-1350 mg/L; CEA: Carcinoembryonic antigen, normal range: 0-5 ng/mL; CA199: Carbohydrate antigen 19-9, normal range: 0-37 IU/mL.