Which of the following is an absolute contraindication to exercise testing?
a. Electrolyte abnormalities (e.g., hypokalemia, hypomagnesemia)
b. Moderate stenotic valvular heart disease
c. Left main coronary stenosis
d. Unstable angina
Answer: D
Which of the following is an absolute contraindication to exercise testing?
a. Electrolyte abnormalities (e.g., hypokalemia, hypomagnesemia)
b. Moderate stenotic valvular heart disease
c. Left main coronary stenosis
d. Unstable angina