sample progress note for copd exacerbation and Diagnostic Findings: ABG: pH 7.35, pCO₂ 48 mmHg, pO₂ 60 mmHg, SpO₂ 88% on room air CBC: WBC 12,000/mm³ with neutrophil predominance Chest X-ray: hyperinflation, no infiltrates Sputum culture pending Assessment: Moderate COP E Evie Howell Jun 12, 2026