The correct answer is: A. Byepass surgery
A bypass surgery is a major surgery that is used to treat coronary artery disease. It is not a day care procedure because it requires a hospital stay of several days.
Cataract surgery is a procedure that is used to remove a cloudy lens from the eye. It is a common procedure that is usually performed on an outpatient basis, meaning that the patient can go home the same day.
Lithotripsy is a procedure that is used to break up kidney stones. It is a minimally invasive procedure that is usually performed on an outpatient basis.
Piles surgery is a procedure that is used to treat hemorrhoids. It is a minor procedure that can be performed on an outpatient basis.
In conclusion, bypass surgery is the only procedure that is not a day care procedure.