system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 22-year-old female college student presents to the emergency department due to severe pain in her stomach after an evening of heavy drinking with her friends. The pain is located in the upper half of the abdomen, is severe in intensity, and has an acute onset. She claims to have consumed a dozen alcoholic drinks. Her past medical history is unremarkable. She has recently completed an extremely low-calorie diet which resulted in her losing 10 kg (22 lb) of body weight. Her pulse is 130/min, respirations are 26/min, and blood pressure is 130/86 mm Hg. Examination reveals a visibly distressed young female with periumbilical tenderness. Her BMI is 23 kg/m2. Laboratory tests show:
Arterial blood gas analysis
pH 7.54
Po2 100 mm Hg
Pco2 23 mm Hg
HCO3- 22 mEq/L
Serum
Sodium 140 mEq/L
Potassium 3.9 mEq/L
Chloride 100 mEq/L
Which of the following most likely caused her elevated pH?
assistant
Anxiety induced hyperventilation