A patient is getting IV fluid through peripheral cannula, shows redness, cool, oedema and decreased flow rate… - NORCET 3 - 2022 (Shift-1)

NORCET 3 - 2022 (Shift-1)

Medical & Surgical Nursing

Medium

Appeared in: NORCET 3 - 2022 (Shift-1)

Explanation

Infiltration is the leakage of non-vesicant IV fluid into the subcutaneous tissue surrounding the venipuncture site.
The classic signs presented in the question—coolness, edema (swelling), and decreased flow rate—are direct results of this leakage.
Coolness occurs because the IV fluid is at room temperature, which is cooler than body temperature.
Edema results from the accumulation of fluid in the interstitial space.
The flow rate decreases or stops because the increased pressure in the tissue (from the swelling) opposes the flow of fluid from the IV bag.

Option B: Phlebitis is the inflammation of a vein. Its key signs are warmth, redness, tenderness, and a palpable venous cord. The patient's skin is cool, not warm, which rules out phlebitis.
Option C: An allergic reaction is a systemic response, not a localized one. It would involve symptoms like a generalized rash, hives (urticaria), itching, and potentially respiratory distress or hypotension, none of which are mentioned.
Option D: Hypersensitivity is another term for an allergic reaction and involves a systemic immune response. The patient's symptoms are localized to the IV site, making this diagnosis incorrect.

Visual 1: Diagram - An illustration comparing a normal IV site with an infiltrated site, highlighting the swelling and fluid in the subcutaneous tissue.
Visual 2: Infographic - A chart comparing the signs and symptoms of Infiltration vs. Phlebitis side-by-side, emphasizing the key difference in skin temperature (cool vs. warm).

Clinical Relevance

Nursing practice connection: Use the key finding related to Assessment and identification of local complications of intravenous (IV) therapy to guide bedside assessment, documentation, and the next nursing action.
Early recognition and management of IV infiltration are crucial nursing responsibilities to prevent further complications, such as pain, nerve damage, or compartment syndrome in severe cases.
Nurses should perform and document IV site assessments regularly (e.g., every 1-2 hours for adults) checking for patency, and signs of complications.
What if? If the IV fluid had been a vesicant (e.g., chemotherapy, dopamine, or high-concentration potassium), the complication would be termed extravasation. This is a medical emergency that can cause severe tissue damage and necrosis, requiring immediate, specific interventions, including potential administration of an antidote.

How to Approach the Question

First, identify the key signs and symptoms provided in the clinical scenario: redness, cool skin, edema, and decreased flow rate.
Note that these are all localized symptoms at the IV site, which makes systemic issues like a generalized allergic reaction less likely.
Focus on the most common local IV complications: infiltration and phlebitis.
Recall the defining characteristics of each. The most significant clue here is the 'cool' temperature of the skin.
Compare this with the classic presentation of phlebitis, which is 'warmth' due to inflammation.
Conclude that the combination of coolness, swelling (edema), and a slow flow rate strongly indicates infiltration.

Concept Tested & Keywords

Concept Tested: Assessment and identification of local complications of intravenous (IV) therapy.
Stem keywords: IV fluid, peripheral cannula, redness, cool, oedema, decreased flow rate
Lead-in keywords: possible diagnosis
Clinical cues: The combination of coolness and edema at the IV site is a hallmark sign of infiltration.
Negative lead-in flag: false

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