Presentation
Painless neck swelling
Patient Data
Age: 60 years
Gender: Male
From the case:
Lipoma - neck
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Left submandibular region oval shaped well defined mass. It exhibits high signal in T1, T2 and suppressed in STIR images. No bony or soft tissue infiltration.
Case Discussion
Subcutaneous lipoma is benign tumor arises from subcutaneous adipose tissue.
fat is hypodense in CT
fat is hyperintense in T1, T2 and PD
fat is hypointense in STIR and FAT SAT
Differential diagnosis of lesions with hyperintense T1 :
lipoma
subacute blood
slow flowing blood
radiation changes
cyst with proteinaceous material
hemangioma
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