Table 4.

Serum concentrations of MTX of 11 patients with severe delayed excretion of MTX

Patient number	Gender	Age (years)	Cycles of chemotherapy	Serum MTX concentration (µmol/L)						Days to reach the standard of excretion
				0 h	24 h	48 h	72 h	96 h	120 h
1	Female	5	3	690	23.40	1.56	0.69	0.40	0.32	8
2	Female	8	3	1060	46.00	40.00	0.10	0.55	0.24	10
3	Female	9	2	670	52.92	6.60	1.49	0.76	0.45	10
4	Female	9	1	1530	50.76	4.20	1.08	0.72	0.31	10
5	Male	11	1	970	21.60	1.50	0.22	0.10	0.09	7
6	Female	12	1	1130	52.56	5.04	1.17	0.78	0.48	9
7	Male	13	4	1100	20.52	1.45	0.63	0.25	0.11	9
8	Female	14	5	1040	239.76	10.80	7.20	6.70	3.24	16
9	Female	18	2	1810	57.96	3.66	0.77	0.32	0.17	11
10	Female	21	2	1940	112.32	14.04	5.20	2.78	1.36	28
11	Male	49	2	1030	101.40	30.40	6.54	3.72	6.54	18

MTX: Methotrexate.