CPT® Code 90687

1. Indications

The influenza virus vaccine, quadrivalent (IIV4), is indicated for the prevention of influenza disease caused by the four specific strains of the virus it targets. The vaccine is recommended for individuals who are at risk of contracting influenza, particularly during the flu season. The following conditions and populations may warrant the administration of this vaccine:

• High-Risk Populations Individuals with chronic health conditions, such as asthma, diabetes, or heart disease, who are more susceptible to severe influenza complications.
• Healthcare Workers Those who work in healthcare settings and are at increased risk of exposure to influenza viruses.
• Older Adults Individuals aged 65 years and older, who may have a weakened immune response to infections.
• Children Young children, particularly those aged 6 months to 5 years, who are at higher risk for hospitalization due to influenza.

2. Procedure

The administration of the quadrivalent influenza vaccine involves several key procedural steps to ensure proper delivery and effectiveness of the vaccine. The following steps outline the procedure:

• Step 1: Preparation of the Vaccine The vaccine is prepared by ensuring that it is stored at the appropriate temperature and is not expired. The vial containing the vaccine is inspected for any particulate matter or discoloration before use.
• Step 2: Patient Assessment Prior to administration, the healthcare provider assesses the patient’s medical history, including any previous allergic reactions to vaccines, current medications, and overall health status to determine eligibility for vaccination.
• Step 3: Site Selection The healthcare provider selects an appropriate site for intramuscular injection, typically the deltoid muscle of the upper arm for adults and older children, or the anterolateral thigh for infants and young children.
• Step 4: Injection Technique The vaccine is administered via intramuscular injection using a sterile syringe and needle. The needle is inserted at a 90-degree angle to the skin, and the vaccine is injected slowly to minimize discomfort.
• Step 5: Post-Administration Care After the injection, the healthcare provider observes the patient for a brief period to monitor for any immediate adverse reactions. The patient is provided with information regarding potential side effects and the importance of reporting any unusual symptoms.

3. Post-Procedure

Post-procedure care for the administration of the quadrivalent influenza vaccine includes monitoring the patient for any immediate adverse reactions, such as allergic responses or injection site reactions. Patients are typically advised to rest and hydrate after receiving the vaccine. Common side effects may include soreness at the injection site, mild fever, or fatigue, which usually resolve within a few days. It is important for patients to be informed about the expected timeline for the development of immunity, which generally occurs about two weeks after vaccination. Additionally, patients should be encouraged to report any unusual or severe reactions to their healthcare provider. Follow-up appointments may be necessary for individuals requiring additional doses or for those who have specific health concerns.