ICD-10-CM Billable Code

T61.13

Scombroid fish poisoning, assault

Clinical Classification Guidelines

Medical Intelligence & Overview

Scombroid fish poisoning, classified under ICD-10 code T61.13, is a food poisoning condition caused by consuming fish that contain high levels of histamine. This type of poisoning is often linked to fish that has not been properly stored or handled, leading to an increase in histamine, which can cause allergic-like symptoms. It is important for consumers to be aware of the causes, symptoms, and preventative measures related to this condition to reduce risk and understand the significance of proper fish handling.

Causes & Symptoms

Clinical Causes: Consumption of improperly stored or spoiled fish, especially species like tuna, mackerel, mahi-mahi, and sardines. Inadequate refrigeration or delays in cooling after fishing or capture. Bacterial contamination, mainly by bacteria such as Morganella morganii, which produce histamine within the fish tissues. Improper processing or handling during fish preparation and storage.

Key Symptoms: Facial flushing and skin rash Headache and dizziness Gastrointestinal discomfort, including nausea, vomiting, and diarrhea Burning or tingling sensation in the mouth or throat Palpitations and rapid heartbeat Swelling of the face, lips, tongue, or throat In severe cases, difficulty breathing and anaphylactic reactions

Diagnostic & Treatment

Diagnosis Path: Diagnosis is primarily based on clinical history, particularly recent fish consumption, and the presentation of symptoms consistent with histamine poisoning. Laboratory tests are seldom used but can detect elevated levels of histamine in fish samples or blood serum. Medical professionals may also rule out other allergic reactions or foodborne illnesses through differential diagnoses.

Treatment Protocols: Management of scombroid fish poisoning generally involves symptomatic relief. Patients are often administered antihistamines to counteract allergic-like symptoms, and severe cases may require emergency interventions such as epinephrine. Supportive care includes maintaining hydration and monitoring vital signs. Prevention remains the most effective measure, involving proper fish storage, refrigeration, and handling practices.

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is T61.13 a billable ICD-10 code?
Yes, T61.13 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report T61.13?
Clinical documentation must specify the nature of Scombroid fish poisoning, assault and any associated comorbidities for accurate reporting.

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