Does Everyone Applying for a Green Card Need Blood Tests?
The answer is that blood tests are part of the immigration medical examination in certain circumstances, but the required tests depend on the applicant’s age and the applicable medical examination guidelines.
The purpose of this examination is to identify certain diseases and medical conditions that are relevant to the immigration process. Therefore, before attending your appointment, it is important to understand which tests you may need and how to prepare.
Why Are Blood Tests Required for a Green Card?
The immigration medical examination is a requirement for many people applying for permanent residency in the United States. Its purpose is to evaluate certain health conditions that may be relevant to immigration eligibility.
During the examination, the authorized physician reviews the applicant’s medical history, performs a physical examination, and orders laboratory tests required under the applicable official instructions.
These tests may be used to detect specific infectious diseases, such as syphilis and tuberculosis, depending on the applicable procedure.
It is important to understand that this examination does not replace a general medical checkup. Its purpose is to meet the health requirements established for the immigration process.
What Blood Tests May Be Required During the Medical Examination?
The required tests depend on the applicant’s age and the instructions the authorized physician must follow.
1. Syphilis Test
Syphilis is an infection that can affect different parts of the body and may cause serious health complications if left untreated.
For applicants undergoing an adjustment of status medical examination in the United States, the Centers for Disease Control and Prevention (CDC) guidelines require syphilis testing for individuals who are at least 18 years old but have not yet reached their 45th birthday.
Applicants younger than 18 or age 45 and older may also need testing if there is reason to suspect an infection.
The authorized physician must order the appropriate tests according to the official instructions. If a result requires further evaluation, additional testing or documentation of previous treatment may be necessary.
2. Tuberculosis Test
Tuberculosis (TB) is an infectious disease that primarily affects the lungs, although it can also affect other parts of the body.
During the immigration medical examination in the United States, CDC instructions require applicants age two and older to undergo an initial tuberculosis screening using an approved blood test, unless specific procedures apply because of their medical circumstances.
If the result indicates that further evaluation is needed, the physician may request additional studies, such as a chest X-ray, or other procedures required under the medical instructions.
It is important to remember that a positive initial screening result does not, by itself, mean that a person has active tuberculosis. The physician must evaluate the results and determine the appropriate next steps.
3. Is a Gonorrhea Test Also Required?
Gonorrhea is another infection addressed during the immigration medical examination.
However, for applicants undergoing an adjustment of status medical examination in the United States, gonorrhea is not routinely screened for through a blood test. Current instructions require screening for applicants ages 18 through 24, generally using a urine sample or, when appropriate, a vaginal swab.
Applicants outside this age range may also need testing if there is reason to suspect an infection.
For this reason, it is important to distinguish between blood tests and other laboratory tests that may be part of the medical examination.
Do Children Also Need Blood Tests?
The requirements may differ for minors.
For example, the instructions for adjustment of status medical examinations in the United States require initial tuberculosis screening for applicants age two and older. By contrast, syphilis and gonorrhea testing depend on the applicant’s age and whether there is reason to suspect an infection.
Parents or legal guardians should inform the physician about the child’s medical history and bring any documents requested for the appointment.
If you are preparing for your child’s immigration medical examination, confirm with the clinic in advance which tests are appropriate for the child’s age and circumstances.
Are the Requirements the Same for People Applying for Permanent Residency from Mexico?
Not necessarily.
It is important to distinguish between two different procedures:
Adjustment of status in the United States: People applying for permanent residency from within the country generally must complete their medical examination with a USCIS-designated civil surgeon. The physician follows the applicable medical instructions and completes Form I-693.
Consular processing from another country: People applying for an immigrant visa through a U.S. consulate must complete their medical examination with a physician authorized for that process. The instructions may include specific requirements depending on the country and the location where the examination takes place.
For example, the published instructions for immigrant visa applicants examined in Ciudad Juárez, Mexico, include blood tests for tuberculosis and syphilis, along with other studies depending on the applicant’s age and applicable requirements.
Therefore, if you live in Mexico and are completing consular processing, you should consult the instructions provided by the authorized clinic and the relevant U.S. consulate rather than assuming that exactly the same rules apply to people filing Form I-693 in the United States.
What Happens If a Blood Test Result Is Positive?
A positive result does not automatically mean that your Green Card application will be denied.
The physician must interpret the result and determine whether additional testing, treatment, or medical documentation is necessary.
In some cases, treatment may need to be completed before the medical examination can be finalized. In others, further evaluation may be required to determine whether an active infection is present or whether the result is related to a previous condition.
If you have previously received treatment for tuberculosis or syphilis, consider bringing any available medical records and documentation of the treatment you received.
Do not withhold medical information during the examination. Providing accurate medical history helps the physician interpret your results and follow the appropriate procedures.