PMC6766091_01
Clusters of multiple T2-bright circumscribed cystic lesions in segment 6 measuring <2 cm in greatest dimension suggestive of mesenchymal hamartoma.
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fig1
The review of the MRI at our institution showed clusters of multiple T2-bright circumscribed cystic lesions in segment 6 measuring <2 cm in greatest dimension which was suggestive of mesenchymal hamartoma (Figure 1).
Gross specimen, resected tumor.
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fig2
Pediatric surgery was consulted, and he subsequently underwent a hepatic lobectomy with resection of the ~6 x 12 cm mass (Figure 2).
Puzzle-shaped pieces of hepatic parenchyma embedded in hyalinized matrix (hematoxylin and eosin stain with 200x magnification).
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fig3
The pathological review of the resected mass showed puzzle-shaped pieces of hepatic parenchyma embedded in hyalinized matrix (hematoxylin and eosin stain with 200x magnification), consistent with a mesenchymal hamartoma (Figure 3).