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Table 1 Laboratory data on admission

From: A novel treatment of hyperinsulinemic hypoglycemia induced by insulin antibodies with alkali administration: a case report

Laboratory test Reference range On admission
Blood
 Red blood cells (/μl) 430–540 × 104 313 × 104
 Hemoglobin (g/dl) 14.0–18.0 10.7
 White blood cells (/μl) 4000–8000 4500
 Platelet count (/μl) 15–35 × 104 18.6 × 104
 Reticulocytes (%) 0.7–2.0 0.8
 Plasma glucose level (mg/dl) 70–110 82
 HbA1c (%) 4.9–6.0 7.0
 Glycoalbumin (%) 12.4–16.3 21.4
 Aspartate aminotransferase (U/L) 8–38 13
 Alanine aminotransferase (U/L) 4–44 9
 Lactate dehydrogenase (U/L) 106–211 213
 Alkaline phosphatase (U/L) 104–338 142
 γ-Guanosine triphosphate (U/L) 16–73 31
 Amylase (U/L) 40–129 81
 Total protein (g/dl) 6.7–8.3 7.2
 Albumin (g/dl) 3.8–4.9 4.1
 Urea nitrogen (mg/dl) 8–20 33.4
 Creatinine (mg/dl) 0.6–1.2 2.17
 Uric acid 4–7 7.1
 Sodium (mEq/L) 135–148 145
 Potassium (mEq/L) 3.6–5.0 5.3
 Chloride (mEq/L) 98–108 114
 Fe (μg/dl) 65–157 80
 Total iron-binding capacity (μg/dl) 256–426 289
 Ferritin (ng/ml) 17–291 45.6
 Total cholesterol (mg/dl) 120–220 103
 Low-density lipoprotein cholesterol (mg/dl) 40–119 63
 High-density lipoprotein cholesterol (mg/dl) 42–67 40.1
 Triglycerides (mg/dl) 30–150 40
 C-reactive protein (mg/dl) 0.3 0.05
 Immunoreactive insulin (μIU/ml) 2.2–12.4 > 600
 Free triiodothyronine (pg/ml) 1.71–3.71 2.70
 Free thyroxine (ng/dl) 0.70–1.48 1.10
 Thyroid-stimulating hormone (μIU/ml) 0.35–4.94 2.05
 Cortisol (μg/dl) 6.2–19.4 17.4
 Adrenocorticotropic hormone (pg/ml) 7.2–63.3 23.8
 Adrenalin (pg/ml) < 100 79
 Noradrenalin (pg/ml) 100–450 913
 Dopamine (pg/ml) < 20 22
 Glucagon (pg/ml) 70–174 182
 Insulin-like growth factor 1 (ng/ml) 44–177 63
 Growth hormone (ng/ml) < 2.47 0.61
 Insulin antibodies (U/ml) < 0.4 > 50.0
 Anti-glutamic acid decarboxylase antibody (U/ml) < 1.5 0.9
 Anti-islet cell antibody (U) < 1.25 < 1.25
 Anti-insulinoma-associated 2 antibody (U/ml) < 0.4 < 0.4
Urine
 pH 5.0–9.0 5.5
 Specific gravity 1.001–1.035 1.022
 Protein Negative Negative
 Glucose Negative Negative
 Ketone Negative Negative
 Albumin-to-creatinine ratio (mg/g Cr) < 150 34.8
 C-peptide immunoreactivity (μg/day) 29.2–167 40.5
Arterial blood gas
 pH 7.35 ± 7.45 7.343
 Partial pressure of carbon dioxide (mmHg) 32–46 26.7
 Partial pressure of oxygen (mmHg) 74–108 92.5
 Carbon dioxide (mmol/L) 21–29 14.2
 Base excess (mmol/L) − 4 − 10.1
 Oxygen saturation 92–96 96.4
Human leukocyte antigen DNA typing   DRB1*04:05, DRB1*08:03:02
  1. Cr Creatinine, HbA1c Hemoglobin A1c