Thirty year-old female complained of chronic nasal



Doctor's Information

Name : Morteza
Family :Sanei Taheri
Affiliation : Radiology Department,Shohada Tajrish Hospital,SBMU
Academic Degree: Associate Professor of Radiology
Email : This email address is being protected from spambots. You need JavaScript enabled to view it.
Resident : Arezou Negahdari


Patient's Information

Gender : Female
Age : 30


Case Section

Head & Neck Imaging


Clinical Summary

Thirty year-old female complained of chronic nasal obstruction.



Imaging Procedures and Findings

CT images demonstrate a lytic destructive clival mass with near complete opacification of the posterior nasal airway with extension into the left nasal cavity and left maxillary sinus.



Definitions Rare primary malignant tumor of notochord origin General Features Best diagnostic clue: Destructive lesion with associated large, well-defined, T2 hyperintense, enhancing soft tissue mass Location: Sacrococcygeal » spheno-occipital » Vertebral Radiographic Findings Radiography: Lytic, destructive lesion CT Findings NECT o Bone CT shows bony changes & calcification best o Soft tissue mass typically low attenuation o Peripheral high attenuation fibrous pseudocapsule common MR Findings T1WI: Low to intermediate signal intensity T2WI o Very hyperintense ("" CSF, nucleus pulposus) o May have T2 hypointense fibrous septations STIR: Very hyperintense Tl C+: Heterogenous enhancement is typical Nuclear Medicine Findings Bone Scan: "Cold" lesiobral (C2-S & lumbar most common


Final Diagnosis



H.Ric Harberger,diagnostic imaging head and neck


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