All of the following are local manifestations of inflammation EXCEPT:

AIIMS Jodhpur SNO-2023

Pathology & Genetics (E5)

Easy

Appeared in: AIIMS Jodhpur SNO-2023

Explanation

An increased White Blood Cell (WBC) count, known as leukocytosis, is a systemic manifestation of inflammation, not a local one.
It reflects a whole-body response where the bone marrow is stimulated to release more leukocytes into the bloodstream to fight infection or respond to injury.
While WBCs are recruited to the local site, the overall increase in their number in circulation is a systemic sign, measurable through a blood test.
A normal WBC count is 5,000-10,000/mm³, but it typically rises to 15,000-20,000/mm³ or more during systemic inflammation.

Option A: Redness (rubor) is one of the five classic cardinal signs of local inflammation.
Option C: Warmth (calor) is another cardinal sign of local inflammation, caused by increased blood flow (hyperemia) to the affected area.
Option D: Pain (dolor) is a cardinal sign of local inflammation, resulting from the pressure of swelling and the action of chemical mediators on nerve endings.

Visual 1: Diagram: The five cardinal signs of local inflammation (rubor, calor, tumor, dolor, functio laesa) shown at a site of a skin wound. This helps visualize the localized nature of these signs.
Visual 2: Flowchart: Differentiating between local and systemic inflammatory responses. The chart can show how a local injury can trigger a systemic response if severe, listing the key signs for each pathway.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Local vs. Systemic Manifestations of Inflammation as background academic context rather than a clinical decision trigger.
For a nurse, distinguishing between local and systemic signs of inflammation is critical for assessing the severity of a patient's condition.
The presence of only local signs (e.g., redness around a wound) suggests a contained issue, whereas the onset of systemic signs (e.g., fever, high WBC count) may indicate that the infection is spreading, potentially leading to sepsis.
What if? A patient has a red, painful surgical incision (local signs). If they suddenly develop a fever, chills, and confusion, the nurse must recognize these as systemic signs and escalate care immediately, as this could be the beginning of sepsis, a medical emergency.

How to Approach the Question

First, identify the keywords in the question stem: 'local manifestations of inflammation' and the negative keyword 'EXCEPT'.
This means you are looking for the option that is NOT a local sign.
Recall the five cardinal signs of local inflammation: redness, warmth, swelling, pain, and loss of function.
Evaluate each option against this list.
Redness, warmth, and pain are all on the list of local signs.
An increased WBC count (leukocytosis) is a change in the blood composition, indicating a body-wide response, making it a systemic sign.

Concept Tested & Keywords

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