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Table 1 Laboratory data

From: Pheochromocytoma presenting with severe hyperglycemia and metabolic acidosis following intra-articular glucocorticoid administration: a case report

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
  1. 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