A second year nursing student has just had a needlestick while working with a patient that has AIDS. Which of the following is the most important action that the nursing student should take?

1. A

   Start prophylactic AZT treatment

2. B

   Seek counselling

3. C

   Start prophylactic Pentamide treatment

4. D

   Immediately see a social worker

Appeared in: UPUMS Nsg.Officer-2024

Explanation

• The most critical immediate action following a needlestick injury from an HIV-positive source is to initiate post-exposure prophylaxis (PEP) to prevent seroconversion.
• PEP is most effective when started as soon as possible, ideally within 1-2 hours and no later than 72 hours after exposure.
• AZT (Zidovudine) is a nucleoside reverse transcriptase inhibitor (NRTI), an antiretroviral drug used in PEP regimens to inhibit viral replication.

Why Other Options Were Wrong

• Option B: While essential for emotional and psychological support, counseling is not the first priority. Delaying medical treatment for counseling increases the risk of HIV infection.
• Option C: Pentamidine is an antimicrobial used to prevent or treat Pneumocystis pneumonia (PCP), an opportunistic infection common in AIDS patients. It has no effect on the HIV virus itself.
• Option D: A social worker provides psychosocial and logistical support, but this is not the immediate medical priority. The primary goal is to prevent viral transmission through pharmacological intervention.

Related Visual

Clinical Relevance

• Nursing practice connection: Use the key finding related to Post-exposure prophylaxis (PEP) for HIV after occupational exposure to guide bedside assessment, documentation, and the next nursing action.
• All healthcare institutions must have a clear, accessible protocol for managing occupational exposures to blood-borne pathogens. Nurses must know this protocol, including who to contact and where to go for immediate evaluation.
• Prompt reporting is not just for the worker's health but is also a critical component of workplace safety and quality improvement, helping the institution track and prevent future incidents.
• What if? If the source patient's HIV status was unknown, the protocol would involve immediate rapid testing of the source patient (with consent) while simultaneously evaluating the risk of the exposure. The decision to start PEP might be made pending the source's test results, especially if the exposure is high-risk.

How to Approach the Question

• First, identify the question type. This is a priority-based clinical scenario asking for the 'most important' action.
• Analyze the key elements of the scenario: 'needlestick' and 'patient with AIDS'. This combination signifies a high-risk occupational exposure to HIV, which is a medical emergency.
• Apply the principle of prioritizing interventions: immediate physiological and safety needs come before psychosocial needs. The immediate threat is biological (viral infection), which requires a medical intervention.
• Evaluate each option against this principle. Options involving counseling and social work address important but secondary psychosocial needs.
• Differentiate between the medical options. One (Pentamidine) is for an unrelated condition (PCP), while the other (AZT) is a specific treatment (antiretroviral) for the condition in question (HIV exposure).
• Conclude that starting prophylactic antiretroviral therapy is the most urgent and important action to prevent infection.

Concept Tested & Keywords

• Concept Tested: Post-exposure prophylaxis (PEP) for HIV after occupational exposure
• Stem keywords: needlestick, AIDS, nursing student, occupational exposure
• Lead-in keywords: most important action
• Clinical cues: Patient with AIDS indicates a known HIV-positive source.
• Clinical cues: Needlestick injury is a percutaneous exposure, a high-risk route for transmission.

Question ID

Q_MQMhsrjw2-9ZWqrdB_Y0

Copy ID

Reference Book

E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart C (pp 404-604 of 604) p. 20-22

E6 Microbiology OneStop Sastry p. 55-57