INTRODUCTION Cystic meningiomas are rare variants of meningiomas; they can pose a radiological diagnostic dilemma. CASE PRESENTATION We present a rare case of a 30-year-old Chinese woman with a histopathological diagnosis of infratentorial cystic meningioma (World Health Organization Grade 1) in which the features in imaging modalities were suggestive of a hemangioblastoma. Intraoperatively, ...

Medulloblastoma, astrocytoma, and ependymoma represent the most common infratentorial tumors in childhood, while Ewing sarcomas in that localization are extremely rare. A large left infratentorial space-occupying lesion was diagnosed in a 12-year-old girl with signs of increased intracranial pressure. Following total tumor resection, histological and molecular examination revealed Ewing sarcoma...

objective: mechanical plaque removal namely tooth brushing is the most commonly used oral hygiene technique. efficacy of tooth brushing is influenced by the design and shape of toothbrush. this study aimed to compare the efficacy of two common iranian toothbrushes with a foreign made one in plaque removal.   methods: this clinical trial was conducted on 30 female dental students in babol univer...

background: chewing-gum may serve as an effective oral hygiene device when brushing may not be possible. the aim of the present study was to evaluate the effect of chewing sugar-free gum twice a day after meals in addition to tooth brushing on dental plaque and interdental debris.     methods: twenty four (12 males and 12 females aged 20-21 years) healthy third-year dental students participated...

BACKGROUND AND PURPOSE Different distributions of cerebral microbleeds (CMBs) are associated with distinct pathological mechanisms. Lobar CMBs are thought to be related to cerebral amyloid angiopathy, whereas deep or infratentorial CMBs are related to hypertensive vasculopathy. The present study aimed to evaluate the effects of CMBs and their locations on a variety of cognitive domains. METHO...