Table 2
Laboratory findings in calves with respiratory troubles (n = 35)

	Buffalo calves			Cattle calves
	Control (n = 6)	Emphysema (n = 8)	Interstitial pulmonary syndrome (n = 7)	Control (n = 6)	Bronchopneumonia (n = 12)	Pleurisy (n = 8)
RBCs (× 1012/L)	7.7 ± 0.2	7.8 ± 0.2	7.5 ± 0.3	7.8 ± 0.2	8.2 ± 0.3	8.5 ± 0.3
PCV (%)	30 ± 1	28 ± 0.9	28 ± 1	27 ± 1	28 ± 0.7	29 ± 0.9
Hemoglobin (g/L)	99 ± 2.2	98 ± 1.6	100 ± 0.9	96 ± 3	94 ± 3	98 ± 2.3
WBCs (× 109/L)	6.3 ± 0.2	7.8 ± 0.3**	11.7 ± 0.5**	7.7 ± 0.4	11 ± 1*	12.3 ± 0.8**
Total proteins (g/L)	60 ± 0.7	59 ± 1.4	60 ± 0.8	58 ± 1.5	64 ± 2.3*	63 ± 2.4
Albumin (g/L)	30 ± 0.5	29 ± 1	29 ± 0.6	26 ± 0.9	25 ± 1.1	26 ± 1.3
Globulins (g/L)	30 ± 0.4	30 ± 1	31 ± 1	32 ± 1.2	39 ± 2.5*	37 ± 2.6
AST (U/L)	45 ± 4	66 ± 6*	71 ± 6**	58 ± 6	77 ± 5*	76 ± 7*
GGT (U/L)	19 ± 0.8	22 ± 1.6	20 ± 0.7	24 ± 1.3	24 ± 1.4	23 ± 1.2
Arterial blood gas analysis
pH	7.35 ± 0.002	7.34 ± 0.006	7.34 ± 0.004	7.36 ± 0.01	7.33 ± 0.01	7.36 ± 0.01
PCO2 (mmHg)	50 ± 2.2	62 ± 1.5**	69 ± 1.3**	48 ± 5	60 ± 3*	57 ± 2.2*
PO2 (mmHg)	85 ± 5	58 ± 3.3**	55 ± 2.3**	88 ± 8	62 ± 3**	66 ± 4*
Bicarbonate (mmol/L)	27 ± 0.7	27 ± 1	26 ± 0.8	29 ± 1	30 ± 1.1	29 ± 1.6
BE (mmol/L)	1.3 ± 0.5	0.4 ± 0.9	0.8 ± 0.6	2.2 ± 0.5	−0.1 ± 0.8	1.5 ± 0.6