Best method of refuse disposal in hospital is?

IGNOU Post B. SC. Nursing entrance -2021

Community Health Nursing

Easy

Appeared in: IGNOU Post B. SC. Nursing entrance -2021

Explanation

Incineration is a high-temperature process that effectively destroys all pathogens (bacteria, viruses, spores), making it the safest disposal method for infectious hospital waste.
This method significantly reduces the volume of waste by up to 95%, leaving only a small amount of sterile ash for final disposal in landfills.
It is the internationally recognized and recommended method for specific categories of biomedical waste, including human anatomical waste, soiled dressings, and cytotoxic drugs.

Option A: Dumping is an unsanitary method that creates significant public health hazards by attracting pests, polluting soil and water, and allowing for the spread of disease. It is condemned for any type of waste, especially hazardous hospital refuse.
Option C: Controlled tipping, or sanitary landfill, is not suitable for untreated infectious or hazardous hospital waste. There is a high risk of pathogens and toxic chemicals leaching into the soil and groundwater, causing long-term environmental contamination.
Option D: Composting is a biological process suitable only for non-infectious, biodegradable organic materials like food and yard waste. Hospital refuse contains plastics, sharps, chemicals, and infectious materials that cannot be composted.

Clinical Relevance

Nursing practice connection: Knowing Biomedical Waste Management helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Nurses are at the forefront of healthcare and play a pivotal role in the proper segregation of biomedical waste at the point of generation. Correctly disposing of a used syringe in a white container versus a dressing in a yellow bag is a critical nursing responsibility that prevents infections and ensures staff safety.
Improper waste management can lead to nosocomial (hospital-acquired) infections, needlestick injuries to healthcare workers and waste handlers, and environmental pollution, posing a risk to the community.
What if? If a nurse accidentally discards a cytotoxic drug vial (chemotherapy agent) into a red bag instead of the designated yellow bag, it would likely be autoclaved instead of incinerated. Autoclaving does not destroy cytotoxic chemicals, leading to their release into the environment and posing a significant health risk to sanitation workers and the public.

How to Approach the Question

First, identify the core of the question: finding the 'best' disposal method specifically for 'hospital' refuse.
Recognize that hospital waste is different from general household waste; it contains infectious, hazardous, and sharp materials that require special handling.
Evaluate each option based on its ability to neutralize the specific hazards of hospital waste.
Recall that 'Dumping' is an outdated and unsafe practice. 'Composting' is only for organic, non-hazardous material. 'Controlled tipping' is for general waste but not ideal for untreated infectious waste.
Conclude that 'Incineration' is the only method listed that uses high temperatures to reliably destroy pathogens and significantly reduce waste volume, making it the most appropriate choice for hazardous hospital refuse.

Concept Tested & Keywords

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E6 Parks TextBook of Preventive & Social Medicine part 2 — Subpart B (pp 233-449 of 464) p. 72-74