A female client who has just been diagnosed with hepatitis A, asks 'How could I have got this disease?' What is the nurse's best response?

Appeared in: GMCH Chandigarh - 2019

Explanation

Hepatitis A virus (HAV) is transmitted almost exclusively via the fecal-oral route.
This means the virus is ingested, typically from food or water that has been contaminated with fecal matter from an infected person.
Common sources include food prepared by an infected person with poor hand hygiene, contaminated water, and raw shellfish from contaminated waters.
This response is the most accurate and provides education without placing blame or making assumptions.

Option B: Using IV drugs is a primary risk factor for blood-borne hepatitis, specifically Hepatitis B (HBV) and Hepatitis C (HCV), not Hepatitis A.
Option C: Receiving an infected blood transfusion is a transmission route for Hepatitis B and C. This is now very rare due to routine screening of donated blood. It is not a typical transmission route for Hepatitis A.
Option D: Engaging in unprotected sex is a major transmission route for Hepatitis B. While Hepatitis A can be transmitted through certain sexual practices (oral-anal contact), it is not the most common route and suggesting it is an unnecessary assumption.

Clinical Relevance

Nursing practice connection: Use the key finding related to Hepatitis A transmission and patient education to guide bedside assessment, documentation, and the next nursing action.
A nurse's primary role in a new Hepatitis A diagnosis is patient education to prevent further spread. The virus is shed in the stool for up to 2 weeks before and 1 week after symptoms appear.
Key teaching points include meticulous handwashing (especially after using the bathroom and before handling food), avoiding food preparation for others during the infectious period, and informing close contacts who may need post-exposure prophylaxis (vaccine or immune globulin).
Hepatitis A is a reportable disease, and the nurse must ensure local public health authorities are notified to manage potential outbreaks.

How to Approach the Question

First, identify the key diagnosis in the question: 'Hepatitis A'.
Recall the specific mode of transmission for Hepatitis A. Differentiate it from other types of hepatitis (B, C, etc.). Hepatitis A is fecal-oral.
Evaluate each option based on this knowledge. Option A (contaminated food) aligns with the fecal-oral route.
Analyze the other options. Recognize that IV drugs, blood transfusions, and unprotected sex are primary routes for Hepatitis B and C.
Consider the communication aspect. The 'best' response is not only medically accurate but also non-judgmental and educational. Option A fulfills this by using the word 'may have' and focusing on a common, impersonal source.

Concept Tested & Keywords

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E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart B (pp 202-403 of 604) p. 62-64

E6 Medicine Harrison 22e Part 2 p. 556-558

Practise the full GMCH Chandigarh - 2019

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