Haemodynamic data before and after oral captopril (12.5 mg) in a patient with severe hypertension following scorpion envenomation
| Variable | Normal values | On admission (precaptopril) | 1 h after captopril | 6 h after captopril |
|---|---|---|---|---|
| Heart rate (beats/min) | 60–100 | 120 | 105 | 100 |
| MAP (mm Hg) | 75–105 | 203 | 111 | 126 |
| RAP (mm Hg) | 0–5 | 2 | 3 | 5 |
| MPAP (mm Hg) | 10–20 | 14 | 12 | 14 |
| PAWP (mm Hg) | 5–12 | 12 | 10 | 10 |
| CI (l/min/m2) | 2.8–3.5 | 2.73 | 2.91 | 3.92 |
| SVI (ml/m2) | 33–47 | 23 | 28 | 39 |
| SVRI (dyn.s.cm−5.m−2) | 1700–2400 | 5893 | 2974 | 2483 |
| LVSWI (g.m.m−2/beat) | 45–60 | 59.8 | 38.2 | 83.9 |
| PVRI (dyn.s.cm−5.m−2) | 150–250 | 58.6 | 54.9 | 81.6 |
| RVSWI (g.m.m−2/beat) | 7–12 | 3.7 | 3.4 | 9.5 |
CI, cardiac index; LVSWI, left ventricular stroke work index; MAP, mean arterial pressure; MPAP, mean pulmonary artery pressure; PAWP, pulmonary artery wedge pressure; PVRI, pulmonary vascular resistance index; RAP, right atrial pressure; RVSWI, right ventricular stroke work index; SVI, stroke volume index; SVRI, systemic vascular resistance index.