Lateral deviation of the vertebral column is known as

Appeared in: UPPSC 2017

Explanation

Scoliosis is medically defined as a lateral (sideways) curvature of the spine in the coronal (frontal) plane.
It is a three-dimensional deformity that includes both a sideways curve and rotation of the vertebrae.
Among the given options, scoliosis is the only term that accurately describes a lateral deviation of the vertebral column.

Option A: Kyphosis is an abnormal curvature in the sagittal (anterior-posterior) plane, causing a 'hunchback' appearance, not a lateral or sideways deviation.
Option B: Herniation is a general term for the protrusion of an organ or tissue through the structure that normally contains it. It is not a type of spinal curvature.
Option C: I.V.D.P. (Intervertebral Disc Prolapse) refers to a condition where a spinal disc bulges or ruptures, which can cause nerve compression. It does not describe the overall curvature of the spinal column.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Definitions of spinal deformities as background academic context rather than a clinical decision trigger.
Nurses play a crucial role in screening for scoliosis, especially in school-aged children, using methods like the Adam's forward bend test to check for asymmetry in the rib cage or back.
Early detection of scoliosis is vital as it allows for timely intervention (e.g., bracing, physical therapy) to manage curve progression and prevent potential complications such as chronic pain or respiratory issues in severe cases.
What if? If the question had described an excessive inward curvature of the lumbar spine, the correct answer would have been Lordosis (swayback).

How to Approach the Question

First, analyze the key terms in the question: 'Lateral deviation' means a sideways curve, and 'vertebral column' refers to the spine.
Next, evaluate each option against this definition.
Recall or deduce the meaning of each term. Kyphosis is a forward-backward curve ('hunchback'). Herniation and I.V.D.P. relate to disc problems, not the alignment of the entire spine.
Recognize that Scoliosis is the specific medical term for a lateral curvature of the spine.
Therefore, select Scoliosis as it is the only option that matches the description in the question.

Concept Tested & Keywords

Q3wYk7XyGRmpS0sQq5uyeK

E6 Medicine Macleod Clinical Examination 15e p. 301-303

E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 2052-2054

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