Table 1.
Admission and Last-Reported Preadmission Laboratory Data
| Parameter | Reference Range | Laboratory Results on Admission, March 6, 2023 | Prior Laboratory Results, September 29, 2022 |
|---|---|---|---|
| Clinical chemistry | |||
| Sodium, mmol/L | 136-145 | 139 | 139 |
| Potassium, mmol/L | 3.5-5.1 | 6.0 | 4.1 |
| Chloride, mmol/L | 95-110 | 111 | 107 |
| Bicarbonate, mmol/L | 23-29 | 11 | 20 |
| Anion gap, mmol/L | 5-15 | 17 | 12 |
| Blood urea nitrogen, mg/dL | 6-20 | 86 | 45 |
| Serum creatinine, mg/dL | 0.5-1.4 | 4.8 | 1.5 |
| Estimated glomerular filtration rate, mL/min/1.73 m2 | >60 | 8.8 | 35.7 |
| Calcium, mg/dL | 8.7-10.5 | 8.8 | 10.3 |
| Glucose, mg/dL | 70-110 | 89 | 87 |
| Phosphorus, mg/dL | 2.7-4.5 | 6.3 | |
| Magnesium, mg/dL | 1.6-2.6 | 1.3 | |
| Alkaline phosphatase, U/L | 55-135 | 76 | 89 |
| Protein total, g/dL | 6.0-8.4 | 6.9 | 6.3 |
| Albumin, g/dL | 3.5-5.2 | 2.9 | 2.8 |
| Bilirubin total, mg/dL | 0.1-1.0 | 0.3 | 0.4 |
| Aspartate transaminase, U/L | 10-40 | 12 | 21 |
| Alanine transaminase, U/L | 10-44 | 10 | 14 |
| C-reactive protein, mg/L | 0.0-8.2 | 13 | 149.5 |
| Complete blood count | |||
| Hemoglobin, g/dL | 14.0-18.0 | 7.7 | 10.3 |
| Platelets, K/μL | 150-350 | 247 | 170 |
| White cell count, K/μL | 3.90-12.70 | 5.7 | 6.4 |
| Iron/anemia profile | |||
| Iron, μg/dL | 45-160 | 47 | 19 |
| Total iron binding capacity, μg/dL | 250-450 | 260 | 333 |
| Saturated iron, % | 20-50 | 18 | 6 |
| Transferrin, mg/dL | 200-375 | 176 | 225 |
| Parathyroid hormone, intact, pg/mL | 9.0-77.0 | 799.1 | |
| Urine | |||
| Color | Yellow, straw, amber | Yellow | Yellow |
| Appearance | Clear | Clear | Clear |
| Specific gravity | 1.005-1.030 | 1.010 | 1.010 |
| pH | 5.0-8.0 | 5.0 | 6.0 |
| Glucose | Negative | Negative | Negative |
| Protein | Negative | Negative | Negative |
| Ketones | Negative | Negative | Negative |
| Occult blood | Negative | Negative | Negative |
| Nitrite | Negative | Negative | Negative |
| Bilirubin | Negative | 1+ | Negative |
| Leukocytes, hpf | 0-4 | 0 | |
| Red blood cells, hpf | 0-5 | 6 | |
| White blood cells, hpf | None-occasional | Rare | |
| Bacteria, hpf | 0.00-0.20 | Undetectable | |
| Protein/creatinine ratio | 0.00-0.20 | 0.19 | 0.17 |