A patient posted for Lap Cholecystectomy had drug eluting stent placed two years back. Patient has no symptom since then. Which of the following set of investigation should be done in this patient.

Coronary angiography is an invasive procedure hence not done. Pre-Anesthetic Check up: 1. Always take a history 2. General examination, 3. Systemic examination 4. Investigations: Routine Investigation: CBC, RFT (Urea, Creatinine, Serum Electrolytes) If Male and above 40 years: Do ECG, Chest Xray If Female above 45: ECG, Chest Xray History of PTCA and Medicated stent: Elective surgery should be done after one year, if not medicated stent then surgery is done after one month. If patient is having no symptoms: Invasive monitoring should be avoided for eg: Coronary angiography. Always in a cardiac patient ECG and Echo is done (Noninvasive) , stress echo can also be done. 5.ASA Grading 6. Airway evaluation