Mediastinal pseudotumor due to passage of ascites through the esophageal hiatus.
Ascites can extend from the peritoneal cavity into the posterior mediastinum through the esophageal hiatus. This mediastinal fluid can simulate the appearance of a mediastinal tumor. Demonstration of hiatal hernia and continuity between the thoracic and abdominal fluid assist in establishing the correct diagnosis.
Pandolfo
I
I
Institute of Radiologic Sciences, University of Messina Clinical Center, Italy.
Gaeta
M
M
Scribano
E
E
Certo
A
A
Noto
G
G
Blandino
A
A
D000368:Aged; D001202:Ascitic Fluid / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D005260:Female; D006548:Hernia, Diaphragmatic / Q000000981:diagnostic imaging*; D006551:Hernia, Hiatal / Q000000981:diagnostic imaging*; D006801:Humans; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging*; D011859:Radiography