Cuff Shape and Postoperative Sore Throat in Breast Cancer Patients

Inclusion Criteria: * Female patients scheduled for elective breast cancer surgery performed in the supine position requiring tracheal intubation Exclusion Criteria: * Age \< 18 years or age \> 80 years * Diseases or anatomic abnormalities in the neck, larynx, or pharynx * Combined surgery such as breast reconstruction * Active pulmonary disease * Morbid obesity (body mass index ≥ 40 kg/m2) * Pregnancy * Refusal to join the study