Table 2 Fournier’s Gangrene severity index
From: WSES/GAIS/WSIS/SIS-E/AAST global clinical pathways for patients with skin and soft tissue infections
Physiological variables | + 4 | + 3 | + 2 | + 1 | 0 | + 1 | + 2 | + 3 | + 4 |
|---|---|---|---|---|---|---|---|---|---|
Temperature (C) | > 41 | 39–40 | – | 38–39 | 36–38.4 | 34–35.9 | 32–33.9 | 30–31.9 | < 29.9 |
Heart rate (bpm) | > 180 | 140–179 | 110–139 | – | 70–109 | – | 55–69 | 40–54 | < 39 |
Respiratory rate | > 50 | 35–49 | – | 25–34 | 12–24 | 10–11 | 6–9 | – | < 5 |
Serum K + (mmol/L) | > 7 | 6–6.9 | – | 5.5–5.9 | 3.5–5.4 | 3–3.4 | 2.5–2.9 | – | < 2.5 |
Serum Na+ (mmol/L) | > 180 | 160–179 | 155–159 | 150–154 | 130–149 | – | 120–129 | 110–119 | < 110 |
Serum creatinine (mg/1000 ml) (× 2 for acute renal failure) | > 3.5 | 2–3.4 | 1.5–1.9 | – | 0.6–1.4 | – | < 0.6 | – | – |
Hemotocrit (%) | > 60 | – | 50–59 | 46–49 | 30–35 | – | 20–29 | − < 20 | |
WBC (mm3) | > 40 | – | 20–39.9 | 15–19 | 3–14.9 | – | 1.2.9 | – | < 1 |
Serum bicarbonate venous (mmol/L) | > 52 | 41–51 | – | 32–40 | 22–31 | – | 18–21 | 15–17 | < 15 |