대한흉부영상의학회 Korean Society of Thoracic Radiology

Discussion

Diagnosis With Brief Discussion

Imaging Findings

Diffuse GGO with ill-defined nodules
Hepatosplenomegaly
Minimal pleural and pericardial effusion

Discussion

Malignant endotheliomatosis, Angiotropic large cell lymphoma
Malignant lymphoma characterized by proliferation of neoplastic lymphoid cells within the vascular lumen
Predominantly affects vessels in CNS
Lung involvement at autopsy: ~60%

CXR
Diffuse interstitial infiltrates
Normal, minimal bilateral pleural effusion

HRCT
Patchy areas of GGO of peripheral predominance with mild septal thickening
RPC; expanded alveolar septa and perivascular spaces due to distended septal capillaries, venules, and arterioles, filled with neoplastic cells, alveolar congestion and hemorrhage

Keywords

Lung, Lymphproliferative disorder,