3.8 Repeated surgery
Five patients (15%) had a second surgical procedure, performed after an average time of 4 days following the first surgery. Four of them were from MCG and additional single patient was from SCG. One patient had an examination under anaesthesia, and two additional ones had reinsertion of a VT. Two (6%) patients underwent a second surgical procedure due to prolonged POF. Table 4 presents the indications and imaging findings before the revision surgery and the intra-operative findings.