Shuji Ikari

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A 59-year-old woman, who was given a diagnosis of portal vein aneurysm at another hospital 2 years previously, visited our institution complaining of abdominal pain in November 2005. Abdominal imaging including computed tomography and ultrasonography demonstrated that the portal vasculature had dilated to 5 cm in maximum dimension and its center was at the(More)
The aim of this article is to clarify diagnostic pitfalls of pancreatic serous cystic neoplasm (SCN) that may result in erroneous characterization. Usual and unusual imaging findings of SCN as well as potential SCN mimickers are presented. The diagnostic key of SCN is to look for a cluster of microcysts (honeycomb pattern), which may not be always found in(More)
We herein report two patients with neurosarcoidosis presenting girdle sensation in the trunk and polyradiculoneuritis. The first patient, a 53-year-old woman, manifested subacute progressive paresthesia in all four limbs and below the Th 3 level with girdle sensation from the thorax to lower abdomen and mild weakness in the left upper limb and the bilateral(More)
Computed tomography colonography (CTC) was performed in 5 patients with pneumatosis cystoides intestinalis (PCI). The virtual colonoscopy view of CTC as well as total colonoscopy (TCS) findings showed polypoid lesions in the colon, and multiplanar reconstruction images of the colon revealed in the polypoid lesions of the colon. We confirmed the diagnosis of(More)
A tumor, which was 10 cm in diameter, was found in the lateral segment of the liver of a 42-year-old man in October, 2004. The lesion was clinically diagnosed as focal nodular hyperplasia (FNH). In March, 2006, the patient admitted our hospital complaining epigastralgia, back pain, and fever. Hemorrhage and necrotic region was revealed within the tumor,(More)
Intraductal oncocytic papillary neoplasm (IOPN) of the pancreas is a rare pancreatic tumor. To date, there have been three case reports of IOPN which showed strong positivity on 18F-fluorodeoxyglucose positron emission tomography (FDG-PET), raising the possibility of distinguishing IOPNs from other intraductal papillary mucinous neoplasms (IPMNs) using(More)
From 1968 to 1976, 31 patients underwent breast conservation surgery (tumorectomy) and irradiation. A review of the available pathologic slides has revealed that 11 of that number had definite breast cancer. Of these 11 patients, three experienced a relapse, one with local recurrence only, and two with distant metastasis, though one of these two also had a(More)
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