Psychiatry Meets Cardiology: A Case Report on the Need for Mental Health Assessment in the Evaluation of Cardiovascular Symptoms

Table 1

Laboratory test results for case 2.

Parameter	Day 1	Day 2	Reference range
Venous blood gas
pH	7.55	7.39	7.30-7.40
pO2	32	42	35-45 mmHg
pCO2	25	36	42-48 mmHg
Electrolytes
HCO3^-	21.9		22-28 mmol/L
Na^+	138	138	135-150 mmol/L
K^+	3.0	4.2	3.5-5.0 mmol/L
Ca^2+		1.36	1.10-1.35 mmol/L
Mg^2+		0.70	0.65-1.10 mmol/L
D-dimer		<0.1	<0.5 mg/L

Legend: pO₂: partial pressure of oxygen; pCO₂: partial pressure of carbon dioxide; HCO₃^-: bicarbonate; Na⁺: sodium; K⁺: potassium; Ca²⁺: calcium; Mg²⁺: magnesium.