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. 2026 Jan 23;18(1):e102157. doi: 10.7759/cureus.102157

Table 1. Laboratory findings at admission following a viper bite.

Initial laboratory findings obtained upon presentation after a viper bite included hematologic, coagulation, biochemical, and microbiological parameters. Findings revealed thrombocytopenia and mild coagulopathy, consistent with venom-induced hematologic effects. Abnormal values are marked with an asterisk (*). Reference intervals may vary slightly depending on laboratory standards.

Parameter Result Unit Reference Range
Hemoglobin 13.8 g/dL 12.0 - 16.0
White blood cells 7.8 x10⁹/L 4.0 – 11.0
Platelets 65* x10⁹/L 150 - 450
International normalized ratio (INR) 1.4 - -
Prothrombin time (PT) 15.4 s Control value: 11.5 s
Activated partial thromboplastin time (aPTT) 24.9 s Control value: 29.3 s
Fibrinogen (Clauss) 164* mg/dL 203 – 472
Sodium 142.0 mmol/L 136.0 – 145.0
Potassium 3.8 mmol/L 3.5 – 5.1
Urea 39 mg/dL 15 – 40
Creatinine 0.8 mg/dL 0.6 – 1.1
Total bilirubin 0.42 mg/dL 0.20 – 1.20
Aspartate aminotransferase (AST) 25 U/L 5 – 34
Alanine aminotransferase (ALT) 22 U/L 0 – 55
Gamma-glutamyl transferase (GGT) 22 U/L <38
Alkaline phosphatase (FA) 61 U/L 40 – 150
Creatine kinase 157 U/L 30-200
Troponin I <1.6 ng/L ≤34.0
Myoglobin 89.4 ng/mL <140.0
Lactic dehydrogenase (LDH) 369* U/L 125 – 220
C-reactive protein (CRP) <1.0 mg/L 0.0 – 5.0
Total protein 7.40 g/dL 6.40 – 8.30
Blood culture (1st and 2nd set, aerobic) Negative - -
Blood culture (1st set, anaerobic) Negative - -