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
30 TO -60 degree axis detion is seen in: 
Select and explain. 
A. Left Ventricle Hyperophy, B. Right Ventricle Hyperophy, C. Left Posterior Fascicular Block, D. Lateral wall Myocardial Infarction
A: Left Ventricle Hyperophy
Answer: A: Left Ventricle Hyperophy 
Explanation: Answer is A (Left Ventricle Hyperophy): Detion of the cardiac axis more negative than -30 (Between -30 to -90) indicates Left Axis Detion. Left Ventricular Hyperophy is the most common cause of left axis detion. Right Ventricle Hyperophy, Left Posterior Fascicular Block and Lateral wall Myocardial Infarction are all associated with Right Axis Detion.