The CT Quadrate lobe hot spot sign.
Intense enhancement of the quadrate lobe in the arterial phase may be seen on computed tomography in patients of superior vena cava syndrome. We present this imaging finding in a case of lymphoma causing superior vena cava syndrome and discuss the physiological cause and importance of this sign.
Virmani
Vivek
V
Department of Radiodiagnosis, Post Graduate Institute of Medical Sciences, Chandigarh,1316, Carling Av., Ottawa, Canada. drvivekvirmani@rediffmail.com
Lal
Anupam
A
Ahuja
Chirag K
CK
Khandelwal
Niranjan
N
D000328:Adult; D006801:Humans; D008099:Liver / Q000098:blood supply / Q000000981:diagnostic imaging*; D008223:Lymphoma / Q000150:complications*; D008297:Male; D013479:Superior Vena Cava Syndrome / Q000000981:diagnostic imaging* / Q000209:etiology*; D014057:Tomography, X-Ray Computed; D014683:Vena Cava, Superior / Q000000981:diagnostic imaging