Table 1. Laboratory investigations on presentation.

Reference: [4]

Parameter	Value	Reference range
Hemoglobin	11.5 g/dL	Male: 14-18 g/dL, female: 12-16 g/dL
Total leukocyte count (TLC)	23,000 cells/mm³	4,000-11,000 cells/mm³
Neutrophils	90% of TLC	50-70%
Potassium (K⁺)	3.8 mmol/L	3.5-5.0 mmol/L
Albumin	3 g/dL	3.5-5.5 g/dL
Arterial blood gas (ABG) analysis on room air
pH	7.41	7.38-7.44
HCO3⁻ (bicarbonate)	25 mmol/L	23-26 mmol/L
pCO2 (partial pressure of CO2)	60 mmHg	38-42 mmHg
pO2 (partial pressure of O2)	70 mmHg	75-100 mmHg (at sea level)