• Superior external surface of liver showing traumatic
laceration of right lobe and secondary subcapsular hematoma
( the dark areas ).
• Liver has a sinusoidal circulation and is prone to severe bleed in case of trauma. There is no vascular wall to contract and help stop the bleeding.
•Hematomas of the liver usually result from trauma.
•A hematoma is a collection of blood outside of the blood vessel, but confined within tissue.
•Aside from the clinical condition that resulted in the
hematoma, hematomas of the liver have no consequence.
•Occasionally, a very large hematoma, which continues to collect blood and is subcapsular in location can rupture into the peritoneal cavity with disastrous consequences.
|General Gross Description|
•Grossly, a hematoma appears as a collection of blood,
often between the capsule of the liver and the
•However, a hematoma can exist anywhere within the liver parenchyma.
|General Micro Description|
•Microscopically, the lesion is characterized by a collection of blood lying outside of a blood vessel, usually not surrounded by a capsule.
|No specific reference|