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Amphotericin B is a broad-spectrum antifungal agent that exploits structural differences between fungal and mammalian cell membranes. Its amphipathic structure—featuring a hydrophobic polyene-lactone ring and a hydrophilic region containing mycosamine and carboxylic acid groups—enables selective binding to ergosterol, a sterol predominantly found in fungal plasma membranes. This selective interaction underlies the drug’s antifungal activity, although weak binding to...
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EDTA titrations may necessitate masking and demasking agents to temporarily protect a particular metal ion in a mixture from the EDTA reaction. These agents facilitate the sequential analysis of the metal ions by forming stable complexes with some—but not all—metal ions during certain steps.
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Chlorhexidine: a new latex?

Krzysztof Rutkowski1, Annette Wagner1

  • 1Department of Allergy, Cambridge University Hospitals NHS Foundation Trust, UK.

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This summary is machine-generated.

Chlorhexidine (CHX) allergy cases are rising, with anaphylaxis being common but mild reactions often missed. Hospitals need a clear management plan for CHX-allergic patients to ensure timely diagnosis and treatment.

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Area of Science:

  • Allergy and Immunology
  • Clinical Medicine
  • Patient Safety

Background:

  • The prevalence of chlorhexidine (CHX) allergies is increasing globally.
  • CHX is a widely used antiseptic in healthcare settings, posing a risk for allergic reactions.

Observation:

  • Anaphylaxis is a common severe reaction to CHX, but milder allergic responses frequently go undiagnosed.
  • CHX allergy symptoms can manifest unpredictably during medical procedures, complicating diagnosis.

Findings:

  • Delayed or missed diagnosis of CHX allergy can lead to severe patient outcomes.
  • Healthcare providers must be vigilant for subtle signs of CHX allergy.

Implications:

  • Hospitals require robust management protocols for patients with known or suspected CHX allergies.
  • Implementing standardized allergy screening and response plans is crucial for patient safety.