Focal lipomatosis or focal fatty infiltration of pancreas
Definitions
Focal accumulation of fat within anterior aspect of head of pancreas, normal variant that is not infrequently confused for hypodense mass
IMAGING
General Features
CT Findings
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Natural History & Prognosis
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Harrington KA et al: MRI of the pancreas. J Magn Reson Imaging. 53(2):347-59, 2020
Shaaban AM et al: Fat-containing retroperitoneal lesions: imaging characteristics, localization, and differential diagnosis. Radiographics. 36(3):710-34, 2016
Pokharel SS et al: Current MR imaging lipid detection techniques for diagnosis of lesions in the abdomen and pelvis. Radiographics. 33(3):681-702, 2013
Low G et al: Multimodality imaging of neoplastic and nonneoplastic solid lesions of the pancreas. Radiographics. 31(4):993-1015, 2011
Brar R et al: Focal fatty infiltration of the pancreatic head: "leave me alone lesion". Postgrad Med J. 86(1021):680-1, 2010
Yang DM et al: Sonographic appearance of focal fatty infiltration of the pancreas. J Clin Ultrasound. 38(1):45-7, 2010
Kawamoto S et al: Focal fatty infiltration in the head of the pancreas: evaluation with multidetector computed tomography with multiplanar reformation imaging. J Comput Assist Tomogr. 33(1):90-5, 2009
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References
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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
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TERMINOLOGY
Synonyms
Focal lipomatosis or focal fatty infiltration of pancreas
Definitions
Focal accumulation of fat within anterior aspect of head of pancreas, normal variant that is not infrequently confused for hypodense mass
IMAGING
General Features
CT Findings
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Natural History & Prognosis
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Harrington KA et al: MRI of the pancreas. J Magn Reson Imaging. 53(2):347-59, 2020
Shaaban AM et al: Fat-containing retroperitoneal lesions: imaging characteristics, localization, and differential diagnosis. Radiographics. 36(3):710-34, 2016
Pokharel SS et al: Current MR imaging lipid detection techniques for diagnosis of lesions in the abdomen and pelvis. Radiographics. 33(3):681-702, 2013
Low G et al: Multimodality imaging of neoplastic and nonneoplastic solid lesions of the pancreas. Radiographics. 31(4):993-1015, 2011
Brar R et al: Focal fatty infiltration of the pancreatic head: "leave me alone lesion". Postgrad Med J. 86(1021):680-1, 2010
Yang DM et al: Sonographic appearance of focal fatty infiltration of the pancreas. J Clin Ultrasound. 38(1):45-7, 2010
Kawamoto S et al: Focal fatty infiltration in the head of the pancreas: evaluation with multidetector computed tomography with multiplanar reformation imaging. J Comput Assist Tomogr. 33(1):90-5, 2009
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