NORCET 3 - 2022 (Shift-2)
Child Health Nursing (Pediatrics)
Easy

Identity the following pattern of rashes in the diagram?

Appeared in: NORCET 3 - 2022 (Shift-2)

Explanation

  • The image shows a rash with lesions in multiple stages of development (macules, papules, and vesicles) present at the same time, which is known as pleomorphism.
  • This pleomorphic and vesicular rash is a classic hallmark of chickenpox, caused by the Varicella-Zoster Virus (VZV).
  • The vesicles appear as small, fluid-filled blisters on a red base, often described as a "dewdrop on a rose petal.".
  • The rash is concentrated on the child's trunk, which is a typical centripetal (central) distribution for chickenpox.

Why Other Options Were Wrong

  • Option A: The measles rash is maculopapular (flat and bumpy red spots), not vesicular (fluid-filled blisters) as shown in the image. It also typically starts at the hairline and spreads downwards.
  • Option B: While Varicella is the correct medical term for the condition shown, the question is flawed by including both 'Varicella' and 'Chickenpox' as separate options. In such cases, either can be considered correct, but typically one is chosen. 'Chickenpox' is the more common name.
  • Option C: The dengue rash is typically a diffuse maculopapular or petechial rash (tiny, non-raised red spots from bleeding under the skin). It does not form vesicles.

Related Visual

Visual explanation — Related Visual
  • Visual 1: Comparative Chart - An infographic visually comparing the rashes of Chickenpox, Measles, Smallpox, and Dengue, highlighting lesion type, distribution, and other key signs.
  • Visual 2: Diagram - A diagram showing the progression of a single chickenpox lesion from macule to papule, vesicle, pustule, and finally a crusted scab.
  • Visual 3: Photograph - A close-up image of Koplik's spots in the mouth to differentiate measles from other exanthems.
Clinical Relevance
  • Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Visual identification of common childhood exanthems (rashes) as background academic context rather than a clinical decision trigger.
  • A nurse's primary role is rapid identification and implementation of infection control (airborne and contact precautions) to prevent transmission in a healthcare setting.
  • Patient education is critical, especially advising parents to avoid aspirin for fever due to the risk of Reye's syndrome, a rare but serious condition causing swelling in the liver and brain.
  • Nurses must monitor for signs of complications, such as secondary bacterial skin infections (increased redness, pus, swelling), dehydration, or neurological changes (e.g., ataxia, seizures), which require immediate medical attention.
How to Approach the Question
  • First, carefully examine the image of the rash. Note the primary type of lesion (e.g., flat, raised, fluid-filled, pus-filled). Here, the key finding is fluid-filled vesicles.
  • Observe the pattern and stages of the lesions. Notice that there are spots, bumps, and blisters all at the same time. This is called a pleomorphic rash.
  • Note the distribution of the rash on the body. In the image, the rash is most prominent on the trunk (back).
  • Synthesize these findings: a pleomorphic, vesicular rash with a centripetal (central) distribution.
  • Compare these classic features with the known characteristics of the diseases listed in the options. This pattern is pathognomonic for chickenpox/varicella.
  • Recognize that 'Varicella' and 'Chickenpox' are the same, indicating a flawed question, but select the best fit based on the clear visual evidence.
Concept Tested & Keywords
  • Concept Tested: Visual identification of common childhood exanthems (rashes)
  • Stem keywords: rash, diagram, identify
  • Lead-in keywords: BEST, MOST RELEVANT CLUE
  • Clinical cues: Vesicular rash
  • Clinical cues: Lesions in multiple stages

Question ID

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Practise the full NORCET 3 - 2022 (Shift-2)

Attempt every question from this paper in a timed mock, then review the full solution for each one.

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