Best test for diagnosis of organic mental disorder is?

AIIMS Bhuvneshwar NO- 2018

Psychiatric Nursing

Easy

Appeared in: AIIMS Bhuvneshwar NO- 2018

Explanation

The Bender Gestalt Test is a brief, non-verbal neuropsychological test used as a screening tool for organic brain dysfunction.
It assesses visuomotor and perceptual-motor skills by asking the individual to copy a series of nine complex designs.
Significant errors in reproducing the designs, such as distortion, rotation, or perseveration (repeating elements), can suggest underlying brain damage or developmental delays.
Its primary utility is in identifying potential neurological impairment, which warrants further, more comprehensive neuropsychological evaluation.

Option A: The Thematic Apperception Test (TAT) is a projective personality test, not a diagnostic tool for organic disorders.
Option B: The Sentence Completion Test is a projective technique used to explore an individual's attitudes, beliefs, and emotional states.
Option C: The Rorschach test is a projective test that uses inkblots to assess personality characteristics and emotional functioning.

Visual 1: Diagram - An image displaying the nine standard cards of the Bender Gestalt Test alongside a patient's attempt at reproduction, highlighting common errors like rotation and distortion. This helps visualize how the test works and what constitutes an abnormal result.

Clinical Relevance

Nursing practice connection: Use the key finding related to Neuropsychological assessment for organic mental disorders to guide bedside assessment, documentation, and the next nursing action.
Nurses often care for patients with suspected or confirmed organic mental disorders like delirium, dementia, or traumatic brain injury. Understanding the purpose of the Bender Gestalt test helps the nurse appreciate the diagnostic process and the role of neuropsychological screening.
A nurse observing a patient's difficulty with fine motor tasks (e.g., writing, buttoning a shirt) or spatial awareness might be the first to suspect an issue, leading to a referral for testing.
What if? If a patient with a recent head injury performs poorly on the Bender Gestalt test, the nursing priority would be to ensure close neurological monitoring, implement safety precautions for cognitive and motor deficits, and facilitate a referral to a neurologist or neuropsychologist for a full workup.

How to Approach the Question

First, analyze the question stem. The key phrase is 'organic mental disorder,' which points to a problem with brain structure or function (e.g., brain damage, dementia).
Next, evaluate the lead-in word 'Best test.' This requires you to compare the options and select the most suitable one for the specific purpose mentioned.
Categorize each option. Ask yourself: 'Is this test designed to measure cognitive/brain function, or is it designed to explore personality and emotions?'
Thematic Apperception, Sentence Completion, and Rorschach are all 'projective' tests for personality.
The Bender Gestalt test is a 'neuropsychological' test for visual-motor function, which is directly related to brain integrity.
Based on this categorization, the Bender Gestalt test is the only one specifically aimed at screening for organic dysfunction, making it the 'best' choice among the given options.

Concept Tested & Keywords

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