Publications by authors named "K Ashizawa"

A 63-year-old woman undergoing peritoneal dialysis (PD) presented to our hospital with abdominal pain, diarrhea, and cloudy PD effluent. An elevated white blood cell count in the PD effluent led to a diagnosis of PD-associated peritonitis. She was subsequently started on intraperitoneal cefazolin and ceftazidime, after which her condition improved rapidly.

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Objective: The aim of this special report is to describe the 6th edition of "The Guidelines for the Management of Pulmonary Nodules Detected by Low-Dose CT Lung Cancer Screening ".

Methods: Since the 5th edition six years ago, a review of the literature and consideration of consistency with new evidence led to the revision of the 6th edition.

Results: The main revisions in the 6th edition can be summarized as follows: 1) addition of the section "Recommendations for Low-Dose CT Lung Cancer Screening in Japan"; 2) change in the recommended solid component diameter, and follow-up interval for nodules with a total mean diameter of less than 15 mm and a solid component diameter of less than 8 mm; 3) replacement of the recommended case images; and 4) introduction of the criteria of the Lung Cancer CT Screening Certification Organization.

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Article Synopsis
  • Pulmonary alveolar proteinosis (PAP) is a rare lung disease caused by the buildup of surfactant in the alveoli, often identified by a specific "crazy-paving" pattern on CT scans.
  • An 80-year-old woman presented with multiple localized ground glass opacities (GGOs) on CT, which raised suspicion of pulmonary adenocarcinoma due to one lesion's growth.
  • After surgery (right upper lobectomy), the diagnosis of PAP was confirmed despite the unusual appearance of the GGOs, emphasizing the need to consider PAP in similar cases.
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Although opioid analgesics are indispensable in treating pain, these drugs are accompanied by life-threatening side effects. While clinically relevant opioid drugs target the µ opioid receptor (MOR), a heterodimer between the MOR and the δ opioid receptor (DOR) has emerged as another target to develop safer analgesics. Although some heterodimer-preferring agonists have been reported so far, it is still difficult to activate the MOR/DOR heterodimer selectively in the presence of MOR or DOR monomers/homodimers.

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