Syringocystadenoma Papilliferum of the Bony External Auditory Canal: A Rare Tumor in a Rare Location
Figure 1
(a) Macroscopic appearance of the EAC polypoid mass with a hole in the center (arrow). (b) When the tumor was elevated, granular tissue was observed at the inferior wall of the EAC (arrow). A large plug of desquamated keratin was observed behind the lesion (asterisk). (c) The soft-tissue mass obstructing the slightly widened bony part of the EAC. (d) A soft-tissue window CT scan revealed the nonhomogenous structure of the tumor.
