. 2025 Aug 22;17(3):359–364. doi: 10.4274/jcrpe.galenos.2023.2023-9-17

Table 1. Vital signs and laboratory findings at admission .

Clinical and laboratory findings (reference range)

Vital signs

Systolic BP, mmHg

Diastolic BP, mmHg

Heart rate, beats/min

Respiratory, rate/min

Laboratory findings

Sodium, mEq/L (135-145)

Potassium, mEq/L (3.5-4.5)

Chloride, mEq/L (96-106)

HCO₃, mEq/L (22-26)

pH, (7.35-7.45)

Calcium, mEq/L (8.6-10.2)

Phosphorus, mEq/L (3.5-5.6)

Glucose, mg/dL (65-99)

Blood urea, mg/dL (5-18)

Creatinine, mg/dL (0.5-1.2)

Hemoglobin, g/dL (13-16)

WBC, K/mL (4.8-13.1)

Neutrophil, % (33-77)

Lymphocyte, % (11-59)

Platelets, K/mL (189-394)

CRP, mg/L (0.0-5.0)

Procalcitonin, ng/mL (0.0-0.046)

Fibrinogen, mg/dL (170-420)

Cortisol, mg/dL (during hypoglycaemia; ≥20.0)

ACTH, pg/mL (8.5-65.5)

PTH, pg/mL (15-65)

25-OH vitamin D, ng/mL (32-85)

FT4, ng/dL (0.96-1.77)

TSH, mIU/mL (0.7-5.97)

Urinary sodium, mEq/L (*)

112

125

7.2

6.9

7.1

6.9

>100

1.1

10.2

18.4

218

266

2.25

532

1.2

653

4.7

19.8

1.39

1.86

111

*During hyponatremia high or low urine sodium concentrations (typically with 20 mEq/L as cutoff) can be used for differential diagnosis.

BP: blood pressure, WBC: white blood cell count, CRP: C-reactive protein, ACTH: adrenocorticotropic hormone, PTH: parathyroid hormone, FT4: free thyroxine, TSH: thyroid-stimulating hormone, TPO-Ab: thyroid peroxidase antibody