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
In left sided massive pneumothorax, ECG shows all, except 
Select and explain. 
A. Left axis detion, B. Absent R wave, C. Peaked P wave, D. Precordial T wave inversion
A: Left axis detion
Answer: A: Left axis detion 
Explanation: Answer is A (Left axis detion): Left-sided pneumothorax is associated with right axis detion.