Buccal Smear for Barr Bodies Sex Chromatin Test
Comprehensive Genetic Sex Chromosome Analysis
The Buccal Smear for Barr Bodies Sex Chromatin Test represents a cornerstone in genetic diagnostics, offering a non-invasive method to assess an individual’s sex chromosome composition. This sophisticated laboratory procedure examines cells collected from the inner cheek lining to detect the presence of Barr bodies—condensed, inactive X chromosomes that serve as crucial indicators of genetic sex characteristics. At General Genetics Corporation, we provide this essential genetic screening for only $12 USD, making advanced chromosomal analysis accessible to patients nationwide.
What Does This Test Measure?
The Buccal Smear for Barr Bodies Test specifically detects and quantifies Barr bodies within cell nuclei. These specialized structures represent inactivated X chromosomes and provide vital information about:
- Number of X chromosomes present in an individual’s genetic makeup
- Presence of sex chromosome abnormalities
- Genetic sex determination and verification
- Identification of chromosomal numerical variations
Scientific Basis of Barr Body Detection
Barr bodies form through a natural process called X-chromosome inactivation, where one X chromosome in females becomes condensed and transcriptionally inactive. This test utilizes the aceto-orcein staining method to visualize these structures under microscopic examination, providing clear, reliable results for clinical interpretation.
Who Should Consider This Test?
This genetic screening is particularly important for individuals presenting with:
- Suspected Turner Syndrome (45,X): Females with short stature, webbed neck, or delayed puberty
- Possible Klinefelter Syndrome (47,XXY): Males with tall stature, gynecomastia, or infertility
- Ambiguous Genitalia: Newborns or individuals with unclear physical sex characteristics
- Primary Amenorrhea: Females who haven’t started menstruation by age 16
- Infertility Evaluation: Couples experiencing difficulty conceiving
- Developmental Delays: Children with unexplained growth or developmental concerns
Clinical Benefits of Barr Body Testing
Choosing the Buccal Smear for Barr Bodies Test offers numerous advantages for comprehensive genetic assessment:
- Non-Invasive Procedure: Simple cheek swab collection without discomfort
- Rapid Results: Next working day reporting for timely clinical decisions
- Cost-Effective Screening: Affordable genetic testing at only $12 USD
- High Accuracy: Reliable detection of sex chromosome abnormalities
- Early Intervention: Enables prompt diagnosis and management planning
- Family Planning Guidance: Provides essential information for reproductive decisions
Understanding Your Test Results
Proper interpretation of Barr Body test results requires professional medical expertise, but general guidelines include:
- Normal Female Results: Typically show one Barr body per cell nucleus
- Normal Male Results: Usually show no Barr bodies present
- Abnormal Findings: May indicate additional X chromosomes or mosaic patterns
- Clinical Correlation: Results should always be interpreted in context with clinical presentation
- Follow-up Testing: Abnormal results may warrant additional chromosomal analysis
Test Procedure and Sample Collection
Our streamlined testing process ensures optimal sample quality and reliable results:
- Patients rinse mouth thoroughly with water before sampling
- Four slides are prepared from buccal mucosa scrapings
- Two samples from left cheek and two from right cheek
- Immediate fixation in 95% ethanol for 30 minutes
- Air drying and room temperature shipping
- Complete clinical details provided on test request form
Test Pricing and Availability
| Test Name | Discount Price | Regular Price |
|---|---|---|
| Buccal Smear for Barr Bodies Sex Chromatin Test | $12 USD | $14 USD |
Turnaround Time and Service Details
We prioritize efficient service delivery with:
- Sample Acceptance: Daily until 6:00 PM
- Report Delivery: Next working day
- Nationwide Coverage: Branches across all major US cities
- Expert Consultation: Available with endocrinologists and gynecologists
Take Control of Your Genetic Health Today
Don’t let uncertainty about genetic conditions affect your health decisions. The Buccal Smear for Barr Bodies Sex Chromatin Test provides clear, actionable information about your genetic makeup. With our extensive network of testing facilities across the United States, including locations in New York, Los Angeles, Chicago, Houston, and Phoenix, accessing this essential genetic screening has never been easier.
Ready to schedule your test? Call or WhatsApp us today at +1(267) 388-9828 to book your appointment and take the first step toward comprehensive genetic understanding.
Our dedicated team at General Genetics Corporation is committed to providing accurate, reliable genetic testing services that empower patients and healthcare providers with the information needed for informed medical decisions. Trust our expertise in genetic diagnostics for your Barr Body testing needs.
