Table 2.

Gelding blood gas analysis after anaphylactic reaction to sodium ceftriaxone, which occurred on day 1

	Day 2	Day 3	Day 28	Referencea
pH	7.271	7.467	7.374	7.384–7.408
pCO2 [mmHg]	69.6	42.3	45.1	35–45
pO2 [mmHg]	55.4	38.5	35	35–45
HCO3 − [mmol/L]	17.7	27.8	26.4	21–53
Na+ [mmol/L]	116.4	130.1	138	135–148
K+ [mmol/L]	2.96	2.51	4.0	3.5–4.5
Cl− [mmol/L]	88.5	100.5	102.2	98–107
Glucose [mmol/L]	7.3	8.1	4.0	4.1–5.9
Lactate [mmol/L]	5.6	1.1	1.2	1.0–1.7

pCO ₂ partial pressure of carbon dioxide; pO ₂ partial pressure of oxygen; HCO ₃ ⁻ bicarbonate ion; Na ⁺ sodium ion; K ⁺ potassium ion; Cl ⁻ chloride ion

^aReference ranges obtained with the iStat EG7+ device

Values in italic represent relevant modifications in the parameter