1 From the Department of Cardiothoracic and Vascular Anaesthesiology, Manmohan Cardiothoracic Vascular and Transplant Center (SS, PB, BP), Department of Anaesthesiology, Tribhuvan University Teaching Hospital, Maharajgunj Medical Campus, Tribhuvan University Institute of Medicine, Kathmandu, Nepal (SD) and Department of Breast Surgery, Jyoban Hospital of Tokiwa Foundation, Iwaki, Fukushima, Japan (AO).