Publications by authors named "Shota Ishii"

Article Synopsis
  • An 85-year-old woman visited the emergency department due to sudden upper abdominal pain, following a month of anorexia and suspected gastric ulcer by her local physician.
  • A CT scan revealed free air in the abdomen and abnormalities in the gastric wall, leading to a diagnosis of perforated gastric ulcer, prompting an emergency operation.
  • During surgery, a 5 mm perforation was found, and a distal gastrectomy was performed, ultimately revealing malignant gastric lymphoma, but chemotherapy was not administered due to her age and condition; she remained recurrence-free 8 months post-surgery.
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Here we present a case of de novo Stage Ⅳ breast cancer successfully treated with surgery and multiple endocrine therapies over a long period of time. A 75-year-old female presented with a breast tumor with skin invasion and multiple lung metastases. Diagnosed with infiltrating breast cancer of Luminal A-like subtype, endocrine therapy with anastrozole was initiated.

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A 63-year-old woman underwent mastectomy and axillary dissection for right breast cancer(cT4bN1M0, Stage ⅢB, scirrhous carcinoma, moderately positive for ER, PgR negative, and HER2 negative)following neoadjuvant chemotherapy. She received no adjuvant therapy. A follow-up computed tomography 3 years later showed a soft tissue mass around the hilar bile ducts and mass in segment 6 of the liver.

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Article Synopsis
  • - A 60-year-old woman with a background of endometrial cancer and a family history of colorectal cancers presented with bloody stools, leading to the discovery of descending colon cancer and left renal pelvic cancer through colonoscopy and CT scans.
  • - She underwent surgery for both cancers, and the pathological diagnosis indicated advanced colon cancer (Stage IVc) and early-stage renal cancer (Stage I), raising suspicion for Lynch syndrome due to her family history.
  • - Post-surgery, she received chemotherapy and remained free of cancer recurrence nine months later, highlighting the connection between her dual cancers and potential genetic factors related to Lynch syndrome.
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A 55-year-old woman receiving treatment for anorexia nervosa presented with abdominal pain and right thigh pain. Her body mass index was 12.9 kg/m .

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