A patient shows signs of "hotspots" on his leg cast. Which of the following indicators is recognized by the a nursing officer?

Appeared in: PGIMER Sangrur NO - 2023

Explanation

A 'hotspot' is a localized area on a cast that feels warm, which is a classic sign of underlying inflammation.
This inflammation is typically caused by an infection in a wound under the cast or by a developing pressure ulcer from the cast pressing on the skin.
The inflammatory process increases local blood flow and metabolic activity, generating heat that is palpable on the cast's surface.
This finding is a critical warning sign of tissue damage and must be reported immediately for further investigation.

Option B: A cast that is too tight causes neurovascular compromise, which leads to symptoms like severe pain, pallor (paleness), paresthesia (numbness/tingling), and coolness of the extremity, not localized heat.
Option C: Poor perfusion (ischemia) results in decreased blood flow, causing the extremity to become cool or cold, pale, and have a delayed capillary refill. This is the opposite of a 'hotspot'.
Option D: Limited movement is the intended therapeutic purpose of a cast. Its function is to immobilize the fractured bone to allow for proper healing.

Clinical Relevance

Nursing practice connection: Use the key finding related to Assessment and identification of complications related to cast immobilization to guide bedside assessment, documentation, and the next nursing action.
Regularly palpating the entire surface of a cast for hotspots, especially over bony prominences, is a crucial nursing assessment to detect early signs of infection or pressure injury.
Discovery of a hotspot is a priority finding that must be reported to the healthcare provider immediately, as it may require urgent intervention like windowing or bivalving the cast to prevent severe tissue damage.
Patient education should include instructions to report any new sensations of warmth, foul odors, or staining on the cast.

How to Approach the Question

First, identify the key clinical sign presented in the question: 'hotspots' on a leg cast.
Second, recall the pathophysiology of common cast complications. Associate 'hot' with inflammation/infection and 'cold' with poor perfusion.
Third, evaluate each option based on this understanding. 'Sign of infection' directly aligns with the inflammatory process that causes localized heat.
Fourth, systematically eliminate the other options. 'Tightness' and 'poor perfusion' would cause coolness and pallor, the opposite of a hotspot. 'Limited movement' is an expected finding, not a complication.

Concept Tested & Keywords

Concept Tested: Assessment and identification of complications related to cast immobilization.
Stem keywords: hotspots, leg cast, nursing officer
Lead-in keywords: indicators, recognized by
Negative lead-in flag: false

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E6 Nursing Brunner Adult Health 3SA Vol 1 Part 4 pp. 118-120, 122-124

Practise the full PGIMER Sangrur NO - 2023

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