Ramnath Santosh Ramanathan

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BACKGROUND To review our experience using methotrexate as a single long-term immunosuppressant (IS) therapy in neuromyelitis optica/neuromyelitis optica spectrum disorders (NMO/NMOSD). METHODS We performed a retrospective chart review of all patients with a diagnosis of NMO/NMOSD, supported by a positive NMO-IgG testing, who were treated with(More)
Stroke-like migraine attacks after radiation therapy (SMART) syndrome is a rare delayed complication of cerebral radiation therapy. A 53-year-old female initially presented with headache, confusion and left homonymous hemianopia. Her medical history was notable for cerebellar hemangioblastoma, which was treated with radiation in 1987. Her initial brain MRI(More)
OBJECTIVE Isaacs' syndrome is a rare disease resulting from hyperexcitability of peripheral nerves causing continuous muscle fiber activity characterized by muscle twitching and stiffness at rest and delayed muscle relaxation after voluntary contraction. Our objective was to discuss the relationship of Isaacs' syndrome to paraneoplastic syndromes as(More)
A 30-year-old man with a history of bipolar disease presented with 6 months of cognitive decline, unsteady gait, urinary retention, and bilateral upper extremity tremors. Multiple punctate enhancing lesions were seen on brain MRI (figure). Differential diagnosis included infection (viral, tuberculosis, or cryptococcus), toxic leukoencephalopathy,(More)
INTRODUCTION Unfractionated heparin (UFH), low molecular weight heparin or fondaparinux are recommended for venous thromboembolism (VTE) prophylaxis in acutely ill medical patients. There are limited data on the safety of fondaparinux for VTE prophylaxis in ischemic stroke. We examined adverse event frequency in hospitalized patients with ischemic stroke(More)
West Nile Virus (WNV) is an arthropod-borne flavivirus, which causes flu-like illness and is sporadically associated with encephalitis. Transmission to humans occurs following a bite from an infected mosquito, which acquires the virus after feeding on dead birds. WNV meningoencephalitis is a rare infection with a neuroinvasive disease occurring in less than(More)
Patients with immune deficiency states often present with clinical perplexing disease processes, especially involving lesions of the central nervous system (CNS). Common variable immune deficiency (CVID) is a rare primary immune deficiency disorder that is usually associatedwithmulti-organ reversible inflammatory granulomatous lesions, though rarely present(More)
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