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78 year old with increasing gait difficulty

78 year old with increasing gait difficulty

FLAIR

T1 noncontrast

T1 post Gad

T1 post Gad


Findings:

Multiple enhancing mass lesions with vasogenic edema. Leptomeningeal enhancement.

DDX:

Meningitis/Abscesses, Sarcoid, Lymphoma, Metastases


Diagnosis:

Leptomeningeal metastases (carcinomatosis) in patient with non small cell lung carcinoma

Discussion:

Combination of enhancing nodules and leptomeningeal enhancement is highly suggestive of widely disseminated metastases .


Submitted by Farrah Jabeen, MD, UW Neuroradiology Fellow