“…In our analysis of the adult PAS literature published after 2010, we discovered a total of 10 adult cases (Table 1 ). 1 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 Patients in our review had ages ranging from 29 to 72. In four cases, the trachea or oesophagus was compressed.…”