CDC HIV Testing Algorithm | Medical Algorithm

Purpose: To screen a patient for HIV using the revised CDC algorithm for laboratory testing.

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Evaluation

Are you screening a patient for HIV infection?

Yes

Are you using a new generation screening assay with p24 antigen detection?

Yes

Is the screening test positive?

Yes

Select an appropriate answer for each finding

Antibody testing for HIV-1

Antibody testing for HIV-2

HIV-1 NAT testing

Results

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Results Interpretation and Description References Next Steps

Data complete?

Evaluation appropriate?

The testing indicates that the patient is

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Keep patient data confidential and comply with all legal requirements.

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Interpretation and Description

References

Next Steps in Evaluation

Diagnosis

Risk Factors
- Risk Factors for Maternal Transmission of HIV-1 to Infants
- Importance Score for Identifying Immune Reconstitution Syndrome in HIV Patient Receiving HAART
Clinical Diagnosis, Including Family History For Genetics
- Clinical Features of Primary HIV Infection
Laboratory Tests
Other Testing
- VACS Risk Index - Veterans Aging Cohort Study Index for HIV-Infected Patients
Criteria For Diagnosis
Severity, Prognosis, Stage
Differential Diagnosis And Mimics, Red Flags
- Reasons to Suspect HIV Infection in Elderly Patient
- When to Suspect an HIV Type 2 Infection

Therapy

Selection
- Importance Score for Identifying Immune Reconstitution Syndrome in HIV Patient Receiving HAART
Failure Handling And Therapy Escalation
- HIV-1 Infection | Antiretroviral Drug Resistance Testing Recommendations

Monitoring

Response To Therapy
- HIV-1 Infection | Antiretroviral Drug Resistance Testing Recommendations
Adverse Effects
- Retroviral Rebound Syndrome
Disease Progression
- HIV Patients Receiving HAART | Immune Restoration (Immune Reconstitution)
Complication Detection
- HIV-1 Infection | Antiretroviral Drug Resistance Testing Recommendations
Comorbid Conditions
- Reasons to Suspect HIV Infection in Elderly Patient

Societal Concerns

Public Health
- When to Suspect an HIV Type 2 Infection

Specialty

Infectious Diseases

Objective

clinical diagnosis
including family history for genetics
other testing

ICD-10

B20-B24 - Human immunodeficiency virus [HIV] disease

Info

Purpose: To screen a patient for HIV using the revised CDC algorithm for laboratory testing.

Specialty: Infectious Diseases

Objective: clinical diagnosis, including family history for genetics, other testing

ICD-10: B20-B24,

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