Case Report
A Unique Case of Metformin-Associated Lactic Acidosis
Table 1
Initial laboratory results [normal values in parentheses].
| Hb [g/L] | 130 | WBC [x109/L] | 17.3 [4.0 – 11.0] | Platelets [x109/L] | 286 [150 – 400] | pH [Venous] | 6.85 [7.33 – 7.46] | pCO2 [Venous] [mmHg] | 19.3 [40.0 – 50.0] | [Venous] [mmol/L] | 3.4 [22.0 – 27.0] | Na+ [mmol/L] | 145 [135 – 145] | K+ [mmol/L] | 8.3 [3.5 – 5.1] | Cl- [mmol/L] | 101 [100 – 110] | Anion Gap [mmol/L] | 40.6 [5 – 12] | Albumin [g/L] | 28 [34 – 46] | Glucose [mmol/L] | 1.4 [4.0 – 11.0] | Creatinine [µmol/L] | 967 [58 – 110] | Urea [mmol/L] | 31.2 [2.5 – 7.0] | [mmol/L] | 3.68 [0.80 – 1.45] | Ca2+ [mmol/L] | 2.43 [2.20 – 2.52] | Mg2+ [mmol/L] | 0.84 [0.65 – 0.90] | Bilirubin [µmol/L] | 6 [3 – 17] | ALT [Alanine Aminotransferase] [U/L] | 22 | AST [Aspartate Aminotransferase] [U/L] | 32 [15 – 45] | ALP [Alkaline Phosphatase] [U/L] | 44 [40 – 115] | aPTT [Activated Partial Thromboplastin Time] [s] | 45 | PT [Prothrombin Time] [s] | 21.3 [10.1 – 14.6] | INR [International Normalized Ratio] | 1.9 [0.9 – 1.2] | Lipase [U/L] | 351 [45 – 300] | Lactate [mmol/L] | 14.9 [0.5 – 2.2] | CK [Creatinine Kinase] [U/L] | 65 [30 – 200] | Troponin I [ng/L] | 32 [<30] |
|
|