In a child with conduct disorder, aggressive behavior is :

RRB Staff Nurse Ahmedabad-2015

Mental Health Nursing

Easy

Appeared in: RRB Staff Nurse Ahmedabad-2015

Explanation

Conduct Disorder (CD) has a multifactorial etiology, with a significant genetic and hereditary component.
Studies show CD occurs with higher frequency in children of parents with antisocial personality disorder and alcohol use disorder.
Twin studies have found that genetic factors account for a substantial amount of variance in the development of CD.
While environmental factors like parenting and socioeconomic status play a role, the hereditary predisposition is a primary underlying risk factor for the aggressive behaviors seen in CD.

Option A: Anxiety is often a comorbid condition, not the primary cause of the core aggressive and antisocial behaviors that define Conduct Disorder.
Option B: While individuals with CD may have low self-esteem, the aggressive behavior is an externalizing symptom pattern of violating others' rights, not simply a direct expression or 'marker' of low self-worth.
Option C: The diagnostic criteria for Conduct Disorder require a persistent pattern of behavior lasting at least 12 months. Aggression due to temporary issues would be more characteristic of an Adjustment Disorder.

Visual 1: Flowchart: Illustrating the multifactorial etiology of Conduct Disorder, showing the interplay between Genetic Predisposition (Heredity), Neurobiological Factors, and Environmental Factors (e.g., parenting, socioeconomic status, peer groups).

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Etiology of Conduct Disorder as background academic context rather than a clinical decision trigger.
Understanding the hereditary link is crucial for nurses when taking a family history, as it helps in risk assessment for siblings and informs a comprehensive management plan.
Nursing interventions should focus on a multi-pronged approach, including parent management training, family therapy, and individual therapy, acknowledging that while there's a genetic link, environmental factors are modifiable.
What if? If a child's aggressive behavior began suddenly at age 14 with no prior history and is accompanied by mood swings and grandiosity, the nurse should consider screening for bipolar disorder or substance use, as these can mimic or trigger aggressive outbursts, rather than assuming CD.

How to Approach the Question

First, identify the core concept: the cause ('etiology') of aggressive behavior in Conduct Disorder.
Recall the definition of Conduct Disorder: a persistent pattern of violating rights and norms. This immediately helps to question options related to temporary issues.
Evaluate each option based on established psychiatric knowledge. Conduct Disorder is known to be multifactorial.
Consider the options: 'anxiety' and 'low self-esteem' are often associated or comorbid conditions, but not the primary root cause. 'Temporary changes' contradicts the definition of the disorder.
'Heredity' points to the well-documented genetic predisposition and family links in CD, making it the strongest foundational cause among the choices.

Concept Tested & Keywords

Concept Tested: Etiology of Conduct Disorder
Stem keywords: conduct disorder, child, aggressive behavior
Lead-in keywords: is
Clinical cues: Age/sex group narrows the expected diagnosis, intervention, or normal reference range.

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