Immediate disinfection of all contaminated articles during the course of disease is called?

RRB Staff Nurse Mumbai-2015

Applied Microbiology & Infection control

Easy

Appeared in: RRB Staff Nurse Mumbai-2015

Explanation

The term 'concurrent' means happening at the same time or during.
The question describes disinfection practices that are carried out 'during the course of disease', which directly aligns with the definition of concurrent disinfection.
This process involves the immediate destruction of pathogens from discharged infectious material (e.g., feces, urine, vomit, soiled linen) to prevent the spread of infection while the patient is still sick.
It is a crucial component of breaking the chain of infection in a healthcare setting.

Option A: Terminal disinfection is performed after the patient has been discharged, transferred, or has died. The question specifies disinfection 'during' the course of the disease.
Option B: Sterilization is a process that eliminates all forms of microbial life, including bacterial spores. The question describes disinfection, which destroys most pathogenic microorganisms but not necessarily all spores. Sterilization is a higher level of decontamination.
Option D: Autoclaving is a specific method of sterilization that uses steam under pressure. It is not a type of disinfection procedure defined by its timing relative to a patient's illness.

Visual 1: Infographic: A flowchart comparing Concurrent Disinfection (ongoing process during illness) and Terminal Disinfection (one-time process after discharge), showing examples of items disinfected in each stage.

Clinical Relevance

Nursing practice connection: Knowing Infection Control: Types of Disinfection helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Concurrent disinfection is a fundamental nursing responsibility for infection control, directly impacting patient and healthcare worker safety by preventing nosocomial (hospital-acquired) infections.
Proper implementation of concurrent disinfection protocols for diseases like C. difficile, MRSA, or COVID-19 is critical to contain outbreaks within a facility.
What if? If a nurse fails to perform concurrent disinfection for a patient with an infectious diarrheal illness, the pathogens can easily be transmitted via contaminated surfaces (bedrails, toilets, call bells) to other patients, staff, and visitors, leading to an outbreak.

How to Approach the Question

First, identify the key terms in the question: 'immediate disinfection' and 'during the course of disease'.
The word 'during' is the most critical clue. It implies an ongoing process that happens at the same time as the illness.
Evaluate the options based on this temporal clue.
Recall the definitions: 'Concurrent' means happening at the same time. 'Terminal' means at the end.
Eliminate 'Sterilization' and 'Autoclaving' as they describe a level or method of decontamination, not a process defined by timing relative to an illness.
Select the option that best matches the concept of 'disinfection during illness'.

Concept Tested & Keywords

Concept Tested: Infection Control: Types of Disinfection
Stem keywords: Immediate disinfection, contaminated articles, during the course of disease
Lead-in keywords: is called

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