Internal medicine
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A 70-year-old man underwent nephrectomy for renal cell carcinoma followed by 3 cycles of pembrolizumab as adjuvant chemotherapy. Three months later, he complained of appetite loss. He was diagnosed with secondary adrenal insufficiency and pancreatic tumor. ⋯ A histological examination revealed IgG4-related sclerosing pancreatitis. Postoperatively, there was no recurrence of pancreatitis. It is essential to consider the potential development of IgG4-related diseases after the administration of immune checkpoint inhibitors.
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Case Reports
Successful Treatment of Bilocular Walled-off Necrosis with Transmural Naso-cyst Continuous Irrigation: A Case Report.
Recently, transmural naso-cyst continuous irrigation (TNCCI) has been reported as an effective and safe treatment for walled-off necrosis (WON). We herein report a case of bilocular WON that was successfully treated with TNCCI. ⋯ Subsequently, a lumen-apposing metal stent (LAMS) was placed in the main cavity and TNCCI was successfully performed in the subcavity. TNCCI with LAMS was effective in treating bilocular WON.
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Huntington's disease (HD) is a dominantly inherited neurological disorder characterized by chorea, psychiatric symptoms, and cognitive decline but typically lacks muscular atrophy and weakness. We herein report a case of genetically confirmed HD showing progressive systemic weakness with findings of upper and lower motor neuron involvement due to amyotrophic lateral sclerosis (ALS). The current patient and the previously reported cases with complications of HD and ALS indicate that cytosine-adenine-guanine (CAG) repeat expansion in the huntingtin gene might have a pathogenic role in causing the two neurological disorders.
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An 86-year-old woman was admitted to our hospital with cryptogenic progressive dyspnea and dysphagia following a tracheostomy procedure 4 months prior to presentation. She exhibited fluctuating diplopia, bilateral vocal fold paralysis, normal nerve test results, negative findings for serum anti-acetylcholine receptor and anti-muscle-specific kinase antibodies, and positive findings for anti-LDL receptor-related protein 4 (LRP4). ⋯ Consequently, the patient was diagnosed with double-seronegative myasthenia gravis (DSN-MG) and began immunomodulatory therapy. This case emphasizes the diagnostic challenges of bulbar-type DSN-MG and underscores the value of a VFSS with edrophonium for diagnosing this condition.
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Case Reports
Acute Hemorrhagic Leukoencephalitis with Concurrent Retinal Vasculitis in an Elderly Japanese Patient: A Case Report.
A 68-year-old Japanese man developed a fever, headache, hiccups, and altered consciousness. Brain magnetic resonance imaging revealed a hemorrhagic lesion in the right temporal lobe and multiple high-intensity white matter lesions. ⋯ Corticosteroids enabled full recovery. Although AHLE is uncommon in elderly individuals, clinicians should be aware of its occurrence in this patient subgroup and recognize potential retinal manifestations associated with AHLE.