What is the most probable acid/base imbalance in the patient…

What is the most probable acid/base imbalance in the patient described below?             26-year-old male presents with the following signs and symptoms:                         Extreme hysteria                         Hyperventilating                         Pulse 110 BPM       Lab data for ABGs             pH = 7.550 (7.35-7.4)             pCO2 = 27 mmHg (35-45 mmH)             HCO3- =26 mEq/L (22-26 mEq/L)             pO2 = 98 mmHg (75 to 100 mmHg)