Primary primitive neuroectodermal tumor in the pericardium—a focus on imaging findings: A case report

Figure 2 Computed tomography images of pericardial primitive neuroectodermal tumor in a 3-year-old boy. A: Plain computed tomography scan showed pericardial effusion and an indefinite soft tissue density mass in the left pericardial cavity; B and C: The mass was heterogeneously enhanced after intravenous administration of contrast medium (B and C). A coronary artery branch was detected passing through the mass (B).