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A 12-year girl is seen in the emergency department after a sledding accident. She is asymptomatic and her abdomen is not tender but an epigastric mass is appreciated. A computerized tomography scan is obtained and the findings lead to a magnetic resonance scan.

The most likely diagnosis in this patient with a liver mass is
A focal nodular hyperplasia.
B posttraumatic hematoma.
C hemorrhage into a hemangioendothelioma.
D mesenchymal hamartoma.
A 12-year girl is seen in the emergency department after a sledding accident. She is asymptomatic and her abdomen is not tender but an epigastric mass is appreciated. A computerized tomography scan is obtained and the findings lead to a magnetic resonance scan.
The most likely diagnosis in this patient with a liver mass is
A focal nodular hyperplasia.
B posttraumatic hematoma.
C hemorrhage into a hemangioendothelioma.
D mesenchymal hamartoma.
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