Delectable
发表于 2025-3-30 09:58:34
https://doi.org/10.1007/978-3-030-47941-1 obstruction is by edema in the nasopharynx. .• Neoplastic causes for serous otitis media may be in the nasopharynx, infratemporal fossa or the petrous apex. .• A nonobstructive cause of serous otitis media is spontaneous cerebrospinal fluid leak. .• Pediatric preformed pathways for cerebrospinal fl