60 year old female headache
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