Table 1.
Laboratory data
| Blood tests at admission | |
| Complete blood count | |
| White blood cell | 19,600/μL |
| Red blood cell | 509 × 104/μL |
| Hemoglobin | 16.1 g/dL |
| Hematocrit | 47.30% |
| Platelet | 12.9 × 104/μL |
| Arterial blood gas (oxygen 6 l/minute) | |
| pH | 7.21 |
| PaCO2 | 30.2 mmHg |
| PaO2 | 138.9 mmHg |
| Hydrogen carbonate | 11.8 mmoL/L |
| Base excess | −14.6 mmoL/L |
| Lactate | 11.75 mmoL/L |
| Anion gap | 26.2 mEq/L |
| Additional tests for differential diagnosis | |
| Blood test | |
| Glucose | 109 mg/dL |
| Insulin | 7.8 μU/mL |
| C peptide | 2.64 ng/mL |
| GAD antibody | < 0.5 U/mL |
| ACTH | 23.1 pg/mL |
| Cortisol | 14.6 μg/dL |
| DHEA-S | 372 ng/mL |
| Plasma renin activity | 6.1 ng/mL/hour |
| Aldosterone | 162.3 pg/mL |
| Growth hormone | 0.10 ng/mL |
| IGF-1 | 211 ng/mL |
| TSH | 1.59 μIU/mL |
| Free triiodothyronine | 2.63 pg/mL |
| Free thyroxin | 0.93 ng/dL |
| Biochemistry | |
| Total bilirubin | 0.9 mg/dL |
| Aspartate transaminase | 47 IU/L |
| Alanine aminotransferase | 59 IU/L |
| Creatine kinase | 215 IU/L |
| Blood urea nitrogen | 16.9 mg/dL |
| Creatinine | 1.35 mg/dL |
| Sodium | 138.6 mEq/L |
| Potassium | 3.1 mEq/L |
| Chloride | 96.9 mEq/L |
| Glucose | 523 mg/dL |
| Hemoglobin A1c | 5.70% |
| Total ketone body | 289 μmoL/L |
| Acetoacetic acid | 54 μmoL/L |
| 3-hydroxybutyric acid | 235 μmoL/L |
| Urinary test | |
| Metanephrine | 1.87 mg/day |
| Normetanephrine | 0.83 mg/day |
| Adrenalin | 322.4 μg/day |
| Noradrenaline | 347.6 μg/day |
| Dopamine | 1003.9 μg/day |
| Clonidine (0.15 mg) suppression test | |
| Baseline | |
| Adrenaline | 0.15 ng/mL |
| Noradrenaline | 0.31 ng/mL |
| Dopamine | ≦ 0.01 ng/mL |
| 3 hours after clonidine | |
| Adrenaline | 0.11 ng/mL |
| Noradrenaline | 0.27 ng/mL |
| Dopamine | ≦ 0.01 ng/mL |
ACTH adrenocorticotropic hormone, DHEA-S dehydroepiandrosterone sulfate, GAD glutamic acid decarboxylase, IGF-1 insulin-like growth factors-1, PaCO2 partial pressure of arterial carbon dioxide, PaO2 partial pressure of arterial oxygen, TSH thyroid-stimulating hormone