Intervention
PENICILLIN ALLERGY
Preoperatively all patients will undergo: blood tests (complete blood count, liver and renal function, coagulation profile, serum All patients will receive prophylactic antibiotics (Augmentin (amoxicillin + clavulanate) (GlaxoSmithKline) 1.2 g intravenously for one dose or levofloxacin (Daiichi Sankyo) 500 mg intravenously for one dose in case of penicillin allergy) and proton pump inhibitor (pantoprazole (Takeda) 20 mg intravenously for one dose). The surgical intervention will be performed under general anaesthesia.