Discussion • Findings — Partially calcified cystic lesion — Midline posterior nasopharynx — Located between longus coli muscles • Differenti...
Discussion
• Findings
— Partially calcified cystic lesion
— Midline posterior nasopharynx
— Located between longus coli muscles
• Differential
— Tornwaldt cyst
— Adenoid hyperplasia
— Retention cyst
— Nasopharyngeal carcinoma
Tornwaldt cyst
Benign cyst of notochord remnant
- Variable protein content->intermediate to
- high T1 signal
- High T2 signal
- Located between longus coli muscles in midline
- May demonstrate rim enhancemen
