Hospital acquired infection is known as?

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

Explanation

The term 'nosocomial' is derived from Greek words 'nosos' (disease) and 'komeion' (to take care of), specifically referring to something originating in a hospital.
A nosocomial infection, or hospital-acquired infection (HAI), is defined as an infection that is not present or incubating at the time of a patient's admission to a hospital.
For an infection to be classified as nosocomial, it must typically manifest 48 hours or more after admission.
This term distinguishes infections acquired in the healthcare environment from community-acquired infections, which are present upon admission.

Option A: Droplet infection describes a mode of transmission, not the origin of the infection. Infections are spread via respiratory droplets from coughing or sneezing.
Option C: Contamination refers to the presence of microorganisms on a surface, object, or body part without causing an active infection or disease.
Option D: An opportunistic infection is one that occurs in an individual with a compromised immune system. While a hospitalized patient may be immunocompromised and develop an opportunistic infection, the term itself describes the host's condition, not the location where the infection was acquired.

Clinical Relevance

Nursing practice connection: Knowing Terminology for Hospital-Acquired Infections helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Nurses are at the forefront of preventing nosocomial infections through meticulous hand hygiene, adherence to aseptic techniques, and patient education.
HAIs lead to increased patient morbidity and mortality, longer hospital stays, and higher healthcare costs, making their prevention a top priority in patient safety.
What if? - If an infection develops within 24 hours of admission, it is generally considered a 'community-acquired infection' because the incubation period is too short for it to have originated from the hospital environment.

How to Approach the Question

First, identify the key term in the question: 'Hospital acquired infection'.
This is a definition-based question. Your goal is to find the specific medical term that is synonymous with the phrase.
Evaluate each option based on your knowledge of infection control terminology.
Recall that 'nosocomial' specifically refers to origins within a hospital.
Differentiate this from terms describing transmission modes (droplet), microbial presence (contamination), or host susceptibility (opportunistic) to select the most precise answer.

Concept Tested & Keywords

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E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart C (pp 404-604 of 604) p. 25-27

E6 Nursing Fundamentals Taylor p. 167-169

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