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Allergen Error Discovered After Service

Dietitians Australia DSR MCQ · Put your knowledge to work in context.

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Allergen Error Discovered After Service

You are the dietitian for a 120-bed residential aged care facility. At 2:15 pm you are told that a resident with a documented severe peanut allergy was served a satay-style chicken dish at lunch. The resident ate most of it and has had no symptoms so far. The kitchen says the dish was on the standard menu and the allergy alert was in the care plan but not on the tray ticket. The resident's daughter is due to visit at 3 pm. The catering manager says 'no harm done, let's not make a fuss'. Two other residents have the same allergy documented.

1. What are your immediate clinical and organisational priorities?

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Immediate clinical priority: even without symptoms, this resident needs monitoring. Anaphylaxis can be delayed, and a severe documented allergy warrants observation for signs of reaction - hives, swelling, wheeze, vomiting, or a fall in conscious state - with adrenaline available and the care plan's emergency protocol activated. I would confirm the resident is being observed by nursing, that the allergy is documented in the current medication and care record, and that the GP or on-call clinician is aware. I would not rely on 'no symptoms so far' as reassurance.

Immediate organisational priority: the other two residents with the same allergy must be checked now - were they also served the dish? If the tray ticket system failed for one, it may have failed for all three. This is the highest-yield action because it prevents a second event.

Then, containment: the catering manager's 'no harm done' framing is not acceptable. A near-miss with a documented severe allergen is a reportable incident under the facility's incident management system, and likely under broader aged care quality standards. I would log it, inform the director of nursing and the food safety lead, and request that the tray ticket process be reviewed before the next meal service - specifically, how allergy alerts move from the care plan to the point of plating.

Then, communication: the family should hear it from the facility, not discover it later. That is a conversation to have before 3 pm, not after.

2. How would you communicate with the resident's daughter at 3 pm, and what would you say about the system failure?

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I would speak to her in person, with the registered nurse present, in a private space, and I would not wait for her to ask.

Structure of the conversation:

  1. Disclose clearly and early. 'I need to tell you about an incident at lunch today.' State what happened - her mother was served a dish containing peanut despite a documented severe allergy - and that she ate most of it. No hedging or euphemism.
  2. State the current clinical position honestly. She has had no symptoms so far and is being monitored closely. I would not say 'she's fine' - I would say what is being watched for and what will happen if symptoms appear. Give her the observation plan and who to contact.
  3. Acknowledge the system failure without deflecting. The allergy was in the care plan but not on the tray ticket. I would own that this is a process failure, not bad luck, and say what is being done: checking the other affected residents, reporting the incident, and reviewing how allergy information reaches the kitchen.
  4. Invite questions and allow silence. She may be angry. That is reasonable. I would not defend the facility or minimise.
  5. Agree next steps and follow-up. Confirm when she will hear from us again and who her point of contact is.

What I would avoid: blaming an individual kitchen staff member in front of her, promising that it will never happen again, or using the catering manager's 'no harm done' language. The professional standard is open disclosure: prompt, honest, empathetic, and focused on what happens next. I would also document the conversation.