Ultrasound as a Preoperative Imaging Tool for Nasal Dorsum Cysts and Fistulas: A Single-Center Retrospective Study of 87 Patients.
Nasal dorsum cysts and fistulas (NDCF) are rare congenital malformations whose surgical resection depends on the possible presence of intracranial extension (ICE). MRI and CT scans are recommended for preoperative assessment. The objective of the study was to evaluate the ultrasound's performance in detecting ICE. Meth...