This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
All of the following statements regarding the ECG changes in acute pericarditis are true, except: 
Select and explain. 
A. Sinus tachycardia is a common finding, B. PR segment depression is present in majority of patients, C. Global ST segment elevation is seen in early pericarditis, D. T wave inversions develop before ST elevation return to baseline
D: T wave inversions develop before ST elevation return to baseline
Answer: D: T wave inversions develop before ST elevation return to baseline 
Explanation: In acute pericarditis, T wave inversion occur only after the ST segment return to the baseline level. Ref: Practical ECG Interpretation: Clues to Hea Disease in Young Adults By George Stouffer, Page 124