Magnetic resonance imaging of the pituitary gland in a patient with secondary hemochromatosis is described. On T1-weighted images, the anterior lobe had almost no signal intensity, and only the high-signal posterior lobe was seen. These findings are compatible with the distribution of iron deposition and clinical symptoms in hemochromatosis.

Fig. 1. Noncontrast CT scans reveal a large, well-deˆned, high-density mass within the inferior horn of the right lateral ventricle with extensive surrounding brain edema and a prominent midline shift. 155Magnetic Resonance in Medical Sciences, Vol. 2, No. 3, p. 155-158, 2003 CASE REPORT Choroid Plexus Metastasis of Colon CancerKazuhiro KITAJIMA 1 , Mizuho MORITA 1 , Masasi MORIKAWA 2 , and Kazuro SUGIMURA 3 * 1 Department of Radiology, 2 Department of Neurosurgery, Kobe National Hospital 3-1-1 Nishiochiai, Suma-ku, Kobe, Hyogo 654-0155, Japan 3 Department of Radiology, Kobe University Graduate School of Medicine, Kobe, Japan (Received May 8, 2003; Accepted July 30, 2003) This article presents an extremely rare case of solitary metastasis in the choroid plexus of the inferior horn of the right lateral ventricle three years after a colectomy for colon cancer. We discuss the current literature on this tumor together with the magnetic resonance (MR) imaging and computed tomography (CT)ˆndings.