High-level disinfection (HLD) is appropriate for which category of medical equipment?

High-level disinfection (HLD) is appropriate

Multiple choice — select the best answer

ASemi-critical items that contact mucous membranes (e.g., endoscopes)
BCritical items that enter sterile tissue (e.g., surgical instruments)
CNon-critical items that touch intact skin only
DBedside furniture and call lights

✓ Correct answer: A. Semi-critical items that contact mucous membranes (e.g., endoscopes) Spaulding classification: critical items require sterilization; semi-critical items (contact mucous membranes) require high-level disinfection; non-critical items require low-level disinfection.

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