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. 2022 Jul 22;101(29):e29631. doi: 10.1097/MD.0000000000029631

Figure 1.

Figure 1.

Case 4 surgical procedure. (A) A rectangular flap was opened under otoendoscopy. (B) Exposure of cholesteatoma cysts. (C) Placement of a 30° otoendoscope to reveal the cholesteatoma epithelium in the medial side of the tensor tympani tendon. (D) Residual cholesteatoma was observed under a 30° otoendoscope. € Total ossicular replacement prosthesis. CP = cochleariformis process, CT = chorda tympani nerve, ET = eustachian tube, FN = facial nerve, M = malleus, RW = round window, S = stapes, TM = tympanic membrane, TORP = total ossicular replacement prosthesis.