The condition in which false beliefs are firmly maintained even though they are not shared by others is calle… - ESIC Nursing Officer -2019 (Shift -1)

ESIC Nursing Officer -2019 (Shift -1)

Mental Health Nursing (E5)

Easy

Appeared in: ESIC Nursing Officer -2019 (Shift -1)

Explanation

A delusion is defined as a fixed, false belief that is strongly held and unchangeable, even when presented with contradictory evidence.
This belief is not consistent with the person's educational, social, or cultural background.
The key features described in the question—a firmly maintained false belief not shared by others—are the classic characteristics of a delusion.
Delusions are a primary symptom of psychotic disorders, such as schizophrenia, but can also occur in mood disorders, delirium, and dementia.

Option A: Delirium is a disorder of consciousness and cognition, not primarily a disorder of thought content. It involves acute confusion, inattention, and a fluctuating level of awareness.
Option B: A hallucination is a disorder of perception, not belief. It is a false sensory experience (seeing, hearing, feeling something) that occurs without any external stimulus.
Option C: An illusion is also a disorder of perception, but it is a misinterpretation of a real external stimulus. There is a real object or sound, but it is perceived incorrectly.

Visual 1: Infographic: A comparative table or flowchart visually distinguishing the features of Delirium, Delusion, Hallucination, and Illusion. The flowchart could start with 'Altered Mental State' and branch into 'Disorder of Consciousness?' (Yes -> Delirium), 'Disorder of Perception?' (Yes -> 'Stimulus Present?' -> Yes -> Illusion, No -> Hallucination), and 'Disorder of Thought Content?' (Yes -> Delusion).

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Disorders of Thought Content as background academic context rather than a clinical decision trigger.
Accurate identification is critical for nursing care. For a patient with delusions, nurses should not argue or challenge the belief, as this can increase agitation. Instead, focus on the feelings generated by the delusion and gently present reality.
In contrast, a patient with delirium requires immediate investigation for an underlying medical cause, and the priority is safety and treating the cause. A patient with hallucinations requires safety assessment, especially if the hallucinations are commanding or frightening.
What if? If a patient believes spies are watching them through the TV (a delusion), but also starts seeing the spies in the room (a visual hallucination), it indicates a more severe psychotic process. The nursing priority becomes ensuring the patient's and others' safety, as their response to the combined delusion and hallucination is unpredictable.

How to Approach the Question

First, break down the question stem to identify the core concept. The key phrases are 'false beliefs', 'firmly maintained', and 'not shared by others'.
This points to a problem with the content of the person's thoughts, not their level of consciousness or sensory perception.
Next, review the options and define each term in your mind.
Delirium = acute confusion/consciousness disturbance.
Hallucination = false sensory perception without a stimulus.
Illusion = misinterpretation of a real stimulus.

Concept Tested & Keywords

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