The effective duration of a Copper T (CuT 380A intrauterine device) is:

NORCET 10 Mains

Obstetrics & Gynaecology

Easy

Appeared in: NORCET 10 Mains

Explanation

The Copper T 380A (CuT 380A) is a second-generation, non-hormonal intrauterine device approved for long-term contraception.
According to clinical guidelines and studies, its effective duration of use is 10 years, with some evidence suggesting efficacy for up to 12 years.
It works by releasing copper ions, which create a sterile inflammatory reaction in the uterus, making the environment spermicidal and preventing fertilization.

Option B: 8 years is not the standard approved duration for the CuT 380A or other commonly used IUDs. Some hormonal IUDs like Mirena are approved for up to 8 years, but the question specifically asks about the copper IUD.
Option C: 5 years is the effective duration for other types of IUDs, not the CuT 380A.
Option D: 3 years is a shorter duration associated with older copper IUDs or other forms of long-acting contraception.

Visual 1: Diagram - An image of the Copper T 380A IUD, highlighting the T-shape and the copper wire on the stem and arms. This helps in visual recognition.
Visual 2: Chart - A comparative table showing different types of IUDs (e.g., CuT 380A, Mirena, Multiload) and their respective effective durations. This provides a quick reference for exam preparation.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Effective duration of Copper T 380A intrauterine device (IUD) as background academic context rather than a clinical decision trigger.
Nurses play a vital role in counseling patients on long-acting reversible contraception (LARC), explaining the benefits, risks, and duration of different IUDs to help them make an informed choice.
Patient education is critical. The nurse must teach the patient how to check for the IUD threads monthly to ensure it has not been expelled, and to report signs of complications like severe pain, heavy bleeding, or signs of infection.
What if? If a patient has a copper allergy or Wilson's disease (a disorder of copper metabolism), a copper IUD like the CuT 380A is contraindicated. The nurse should be prepared to discuss alternative non-hormonal or hormonal contraceptive options.

How to Approach the Question

First, identify the core of the question: the specific type of IUD (Copper T 380A) and what is being asked about it (effective duration).
This is a factual recall question. Access your knowledge base on different contraceptive methods and their approved durations of use.
Differentiate the CuT 380A from other IUDs. Remember that this specific model of copper IUD has one of the longest approved durations.
Compare the options to the known duration. 10 years is the standard approved duration for CuT 380A.
Eliminate other options by associating them with different devices (e.g., 5 years for Multiload or some hormonal IUDs, 3-4 years for older copper IUDs).

Concept Tested & Keywords

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