What are the sites to be avoided when performing venipuncture?


VENIPUNCTURE SITE SELECTION: Certain areas are to be avoided when choosing a site: Extensive scars from burns and surgery – it is difficult to puncture the scar tissue and obtain a specimen. The upper extremity on the side of a previous mastectomy – test results may be affected because of lymphedema.How to be Perfect in Venipuncture?
Identify a vein that is close to the surface of the skin, is of good size and does not roll when punctured for venipuncture. …
Be aware of the areas that should be avoided like swollen sites, burned areas, any fistulas or hematomas.
Keep the patient engaged while performing venipuncture. …
Hold the arm below the site of puncture. …

Table of Contents

Which site should you avoid for venipuncture quizlet?

Never draw from a thrombosed or scarred vein. 5. Never attempt venipuncture in an artery. Arteries pulsate, are very elastic, and have a thick wall.

What should you avoid when selecting a good vein for venipuncture?

Factors to consider when selecting a vein. Burns, scars and sclerosed areas should be avoided. Mastectomy – avoid drawing the specimen from the side on which a radical mastectomy was performed due to lymphostasis. Double mastectomy requires physician notification for appropriate phlebotomy collection.

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Which site should you avoid for venipuncture quizlet?

Never draw from a thrombosed or scarred vein. 5. Never attempt venipuncture in an artery. Arteries pulsate, are very elastic, and have a thick wall.

What should you avoid when selecting a good vein for venipuncture?

Factors to consider when selecting a vein. Burns, scars and sclerosed areas should be avoided. Mastectomy – avoid drawing the specimen from the side on which a radical mastectomy was performed due to lymphostasis. Double mastectomy requires physician notification for appropriate phlebotomy collection.

Which of the following are appropriate sites for a venipuncture?

The antecubital area of the arm is usually the first choice for routine venipuncture. This area contains the three vessels primarily used by the phlebotomist to obtain venous blood specimens: the median cubital, the cephalic and the basilic veins.

Which vein site has an increased risk for nerve damage during venipuncture quizlet?

-The greatest chance of nerve injury is associated with venipuncture in the most medial and lateral portions of the antecubital fossa. First choice/Preferred vein for venipuncture.

When assessing veins which of the following sites should be avoided?

Where is the most common site for venipuncture?

The most common site of venipuncture is the upper arm. The present study macroscopically and anatomically ascertained positional relationships between cutaneous nerves and veins in the cubital (aka antecubital) fossa in many cadaveric dissections to determine the risk of peripheral nerve injury during venipuncture.

What happens if you hit an artery during venipuncture?

Hitting an artery can be painful and dangerous. Arterial blood travels away from the heart so whatever is injected goes straight to body limbs and extremities. Injection particles get stuck in blood capillaries and cut off circulation. This can result in a lack of blood flow, eventually causing the tissue to die.

Which of the following areas should be avoided before performing dermal puncture?

Perform the puncture on the most medial or most lateral portion of the plantar surface of the heel. Avoid a previous puncture site. Punctures must never be performed on the posterior curvature of the heel, the arch of the foot, or on fingers of a newborn or infant less than one year old.

Where are the safest and easiest sites for venipuncture located?

Conclusions: These results demonstrated that the cephalic vein at the cubital fossa is a relatively safe venipuncture site because of its distance from the median nerve and brachial artery.

Which selection is a proper venipuncture site quizlet?

median cubital, cephalic, basilic The median cubital vein is the first choice for venipuncture because it is large, well-anchored, least painful to the patient, and least likely to bruise.

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Where is the most common site for venipuncture quizlet?

The most commonly used site for a venipuncture is at the bend of the elbow, also called the antecubital fossa. Several veins in the antecubital fossa provide excellent access.

Where is the most common site for venipuncture?

The most common site of venipuncture is the upper arm. The present study macroscopically and anatomically ascertained positional relationships between cutaneous nerves and veins in the cubital (aka antecubital) fossa in many cadaveric dissections to determine the risk of peripheral nerve injury during venipuncture.

Which site should you avoid for venipuncture quizlet?

Never draw from a thrombosed or scarred vein. 5. Never attempt venipuncture in an artery. Arteries pulsate, are very elastic, and have a thick wall.

What should you avoid when selecting a good vein for venipuncture?

Factors to consider when selecting a vein. Burns, scars and sclerosed areas should be avoided. Mastectomy – avoid drawing the specimen from the side on which a radical mastectomy was performed due to lymphostasis. Double mastectomy requires physician notification for appropriate phlebotomy collection.

Why should you avoid the crook of the arm to perform venepuncture?

However, if venipuncture is performed at the median cubital vein, nurses need to avoid penetrating the vein because the median nerve and brachial artery are present underneath.

What is the most common complication of venipuncture?

Minor bruising and hematoma were fairly com mon, involving 12.3% of venipunctures, with minor bruising being the most common reaction. Serious complications were observed in 3.4% of patients. Dia phoresis with hypotension occurred in 2.6%. Syncope occurred in less than 1% of patients.

What are the two most common locations for venipuncture?

Venipuncture. The median cubital vein in the antecubital fossa is the most commonly used site due to its accessibility and size, followed by the neighboring cephalic and basilic veins [13,49,51,52].

Which vein site has an increased risk for nerve damage during venipuncture?

Risk of nerve damage is higher especially when the cephalic vein is punctured in the lower part of the cubital fossa, making it a dangerous area for venipuncture.

Which of the following veins should be avoided when initiating an IV quizlet?

Inner arm. Sites that should be avoided for initiating a peripheral intravenous infusion include sites distal to a previous venipuncture site, sclerosed or hardened cordlike veins, infiltrated sites or phlebotic vessels, bruised areas, and areas of venous valves or bifurcation.

What’s a disadvantage of using the median antecubital vein as an IV site?

Antecubital veins In all patients, these veins may be used in an emergency. Disadvantages. Veins may be small and fibrosed if frequently used for venipuncture. Also, the antecubital area is difficult to stabilize and limits patient mobility, so it isn’t recommended for ongoing therapy.

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What veins should you avoid during IV cannulation?

The veins in the antecubital fossa should be avoided, as insertion here will limit the movement of the patient’s arm and the cannula would be at a high risk of extravasating.

What are the 3 major veins used in venipuncture?

The most site for venipuncture is the antecubital fossa located in the anterior elbow at the fold. This area houses three veins: the cephalic, median cubital, and basilic veins (Figure 1).

What are the complications of venipuncture?

Complications that can arise from venepuncture include haematoma formation, nerve damage, pain, haemaconcentration, extravasation, iatrogenic anaemia, arterial puncture, petechiae, allergies, fear and phobia, infection, syncope and fainting, excessive bleeding, edema and thrombus.

What is the most common site of puncture for venipuncture?

The most common site of puncture is the ante-cubital fossa which is composed of three veins, the cubital, basilic and the median cephalic. Blood extraction could be performed in veins that meet the criteria. Here are some precautions to remember when performing venipuncture:

What veins should be avoided during a venipuncture for a mastectomy?

Veins on the underside of the wrist should be avoided. Certain other sites should also be avoided. (See picture.)  The upper extremity on the side that a mastectomy was performed. regardless of how small it may be. If there is not an alternate vein to draw, the venipuncture should be performed distal to (below) the hematoma.

What precautions should be taken during the venipuncture procedure?

What Precautions should be taken during the Venipuncture Procedure. Select a vein that is not too think or too thin. A good vein does not roll when punctured and is not too thin. Choose a vein that is palpable and visible to facilitate collection. If you don’t have any choice, then opt for the most visible vein.

What happens if blood stops flowing in a venipuncture?

If blood stops flowing into the vacuum tube, the vein may have collapsed. Re-secure the tourniquet to increase venous filling. If this is not successful, remove the needle, take care of the puncture site and redraw at another site. 4. Never draw from a thrombosed or scarred vein. 5. Never attempt venipuncture in an artery.

Leigh Williams
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