Publications by authors named "Ushimaru H"

This study aims to investigate the antiallergic effects of Shiikuwasha (Citrus depressa Hayata) leaf and peel extracts by examining the regulation of degranulation and inflammatory cytokine production from rat basophilic leukemia (RBL-2H3) cells and antigen-specific antibody production in sensitized mouse spleen lymphocytes. In vivo antiallergic activity was evaluated using the passive cutaneous anaphylaxis (PCA) reaction model. Extracts of Shiikuwasha leaves and peel were prepared using 80% methanol and dissolved in dimethylsulfoxide.

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As the COVID-19 pandemic persists, pregnant women have been increasingly affected worldwide. Women during the last trimester of pregnancy are susceptible to severe COVID-19, and there are many challenges towards its treatment. Monoclonal antibody treatment (MAT) is approved for COVID-19 patients to reduce disease severity.

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An 82-year-old woman was admitted to the hospital because of tiredness and fever. She was diagnosed with acute hepatitis. Although the cause of acute hepatitis was undetermined, her health condition and liver function improved, and she was discharged.

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A 30-year-old man presented with constipation and abdominal pain. He was suspected of having ulcerative colitis, and administration of 2400mg/day of oral mesalazine was initiated. After 10 days of treatment, he experienced fever and chest pain.

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We report a case of a male in his 50 s who underwent pancreaticoduodenectomy for solid pseudopapillary neoplasm (SPN) of the pancreas at 30 years. He developed a liver abscess 15 years after the surgery, and CT scan revealed a swollen retroperitoneum lymph node and a tumor in the liver. Symptoms, including abdominal distension, appetite loss, and epigastric pain, appeared due to lymph node metastasis.

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We describe a case of effective use of endoscopic ultrasonography (EUS)-guided drainage of an infected intracystic papillary adenocarcinoma (ICPA) of the liver. The patient was an 84-year-old woman who was admitted with complaints of continuous epigastric pain and a slight fever. Laboratory data revealed severe inflammation.

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This report describes a patient with the pulmonary edema after cardioversion for paroxysmal atrial flutter without organic heart disease. A 68-year-old man was admitted to hospital for paroxysmal atrial flutter. Antiarrhythmic agents were not effective, and direct current cardioversion was performed on the 4th hospital day.

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The risk of thromboembolism after cardioversion of atrial flutter is controversial. The present study provides evidence for blood stasis in the atria of patients with atrial flutter and for gradual recovery of atrial contraction after cardioversion, which justifies prophylactic treatment at cardioversion, as for atrial fibrillation. We examined atrial thrombi and peak flow velocity in the left atrial appendage as an index of blood stasis in 5 consecutive patients with atrial flutter.

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