This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: ECG and Arrhythmia 2, Subject name: Medicine
In a patient with the following clinical sign which of the following ECG will be seen? 
Select and explain. 
A. <img style="max-width: 100%" src=" />, B. <img style="max-width: 100%" src=" />, C. <img style="max-width: 100%" src=" />, D. <img style="max-width: 100%" src=" />
A: <img style="max-width: 100%" src=" />
Answer: A: <img style="max-width: 100%" src=" /> 
Explanation: Image shows Chvostek sign of Hypocalcemia. ECG shows QT prolongation (a huge value of 700msec) in hypocalcemia which is clearly visible in option A. 2nd choice shows ST segment depression 3rd choice showing Osborne wave of hypothermia. 4th choice has broad complex tachycardia- V.Tachycardia.