OBJECTIVE. Relative cerebral blood flow has rarely been studied as part of the preoperative
assessment of tumor grade, although relative cerebral blood volume is known to be useful …

BACKGROUND AND PURPOSE: Discrete focal lesions in the splenium of the corpus
callosum on MR images in epileptic patients have received little attention in the literature. Our …

Pure neuronal and mixed neuronal-glial tumors of the central nervous system are uncommon
but fascinating because they are less aggressive than the more common glial tumors and …

OBJECTIVE. We evaluate the efficacy and safety of sonographically guided ethanol sclerotherapy
for benign thyroid cysts. SUBJECTS AND METHODS. We examined 22 patients with …

BACKGROUND AND PURPOSE: The techniques of preoperative embolization of hypervascular
spinal tumors, which has been known to be helpful for completing tumor resection, have …

Background and Purpose— An extradurally located cavernous sinus dural arteriovenous
fistula (CSDAVF) exhibits different clinical behavior from other dural arteriovenous fistulas (…

Background Pseudoprogression is a treatment-related reaction with an increase in contrast-enhancing
lesion size, followed by subsequent improvement. Differentiating tumor …

Fig. 1.—Anatomic diagrams of cavernous sinus. A and B, Drawings of coronal (A) and
lateral (B) views show structure of cavernous sinus. 1= carotid artery, 2= oculomotor nerve, 3= …

Background: Standard selection criteria for thrombolysis typically exclude patients with acute
ischemic stroke with unclear onset. Multimodal MRI screening may be able to identify those …

BACKGROUND AND PURPOSE: There are a few reports regarding the outcome evaluation
of balloon-expandable intracranial stent placement (BEICS). The purpose of our study was …