Haemostatic management for aortic valve replacement in a patient with advanced liver disease

Table 2 Perioperative arterial blood gases

	Ref. ranges	Pre-operation	Pre-cardiopulmonary bypass	Rewarming	Post separation	Closure	Post-op day 1	Post-op day 2 (venous)
pH	7.35-7.45	7.341	7.321	7.371	7.241	7.341	7.341	7.331
pCO2 (mmHg)	35-45	37	38	35	502	42	39	45
pO2 (mmHg)	80-110	105	2302	3882	3852	4042	1112	331
HCO3- (mmol/L)	-	19	19	20	20	22	20	23
Base excess (mmol/L)	-3/+3	-61	-61	-41	-61	-3	-51	-2
O2 sat (%)	> 94	98	100	100	100	100	100	561
Na+ (mmol/L)	135-148	1321	1322	136	138	138	138	1301
K+ (mmol/L)	3.5-5.3	4.0	4.0	4.9	3.9	3.9	4.6	4.5
Cl- (mmol/L)	95-106	1071	1072	106	1082	1082	106	99
Ionised Ca2+ (mmol/L)	1.13-1.32	1.16	1.071	0.921	0.831	1.061	1.101	1.101
Haemoglobin (g/L)	120-180	801	781	711	771	861	711	631
Glucose (mmol/L)	0.0-5.0	5.92	6.32	8.32	6.22	3.81	8.02	8.92
Lactate (mmol/L)	3.9-5.8	0.9	0.6	4.02	2.92	2.02	1.5	1.3

¹Value below reference range;

²Value above reference range.