Fig. 1
From: Short and long-term outcomes of surgical intervention for empyema in the post-fibrinolytic era
A OWT part I with rib segments removed showing underlying lung parenchyma; B OWT part II showing skin sutured circumferentially to parietal pleura (marsupialization). C Eloesser flap (adapted from original sketch by Dr. Eloesser) [11], D Modified Eloesser flap with numbers 1, 2, 3, 4 corresponding to cutaneous flap, removed rib segment, lung parenchyma, and diaphragm respectively