Table 1.

Laboratory test results upon readmission of five patients diagnosed with pyrrolizidine alkaloid-induced hepatic sinusoidal obstruction syndrome.

Test parameter	Case 1	Case 2	Case 3	Case 4	Case 5
Alanine aminotransferase, U/l	75	116	1154	26	39
Aspartate aminotransferase, U/l	98	93	965	68	38
Glutamyl transpeptidase, U/l	170.6	37.3	67.2	133.4	111.1
Albumin, g/l	33.5	29.9	36.1	26.9	26.9
Total bilirubin, µmol/l	47.3	22.1	87.1	41.2	22.1
Prothrombin, sec	15.7	14.9	19.8	14.6	15.4
Prothrombin time activity, %	61	65	46	71	63