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Medical information Clinical review pending

Genetic Testing

TUBB2B Gene Microcephaly TUBB2B Related Genetic Test

The TUBB2B Gene Microcephaly test identifies genetic mutations in the TUBB2B gene linked to microcephaly, a condition causing an abnormally small head and potential developmental issues. This Next Generation Sequencing (NGS) test is important for families with a history of dysmorphology.

General information only: This page is not a diagnosis or personal medical advice. A qualified clinician should decide whether testing is appropriate and interpret results in context.

Review status: No completed medical review is recorded for this page.

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Counselor guidance included Confidential handling Kenya-wide coordination

At a glance

Plan your test

Sample
Blood sample (EDTA tube) or Saliva sample. Confirm specific requirements with the laboratory before booking.
Results
Results are typically available within 3 to 4 weeks. Confirm exact turnaround time with the laboratory before booking.
Preparation
No special preparation is typically required for a blood or saliva sample. Follow any specific instructions provided by the laboratory.
Test priceKSh 40,000

Payment: M-Pesa and card options can be confirmed during booking.

Insurance & government schemes

Is this test covered for you?

We help you verify whether the TUBB2B Gene Microcephaly TUBB2B Related Genetic Test test can be claimed against your insurer, employer scheme or a Kenyan government health scheme — before you book. Coverage depends on your plan, clinical indication and your provider's rules; final approval always rests with them.

Talk to a claims advisor

Providers & schemes we can help you check

Government & public schemes

SHIF — Social Health Insurance Fund Linda Mama EduAfya NHIF (legacy cards)

Eligibility and benefits follow the current rules of the Social Health Authority (SHA) and applicable government programmes.

Private insurers & employer schemes

Jubilee Health AAR APA Britam CIC Madison Resolution Pioneer Minet Old Mutual GA Life Heritage + other licensed insurers

Names shown for identification only — listing does not imply partnership or guarantee of coverage.

Have these ready when we check

  • Insurer or scheme name & policy / member number
  • A clinician's request / prescription for the test
  • Pre-authorisation letter, if your plan requires one

Free coverage check

Ask us to verify your cover

Send your details and our claims team confirms what documents you need and whether pre-authorisation applies — usually the same working day.

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Used only to process your coverage check — see our Privacy Policy. Verification support is free and does not guarantee your provider will pay.

01

Start with fit

Is this the right test for you?

The best test starts with a clear clinical question. These are common reasons a clinician or family may consider this test.

  • ✓Individuals with microcephaly
  • ✓Family history of microcephaly or related developmental disorders
  • ✓Children presenting with dysmorphic features
  • ✓Genetic counseling for families with concerns about inherited conditions
02

In plain language

What this test helps you understand

This test helps identify specific genetic mutations in the TUBB2B gene associated with microcephaly and related developmental conditions. It can aid in confirming a diagnosis, understanding the underlying cause, and informing genetic counseling.
The TUBB2B Gene Microcephaly test is a genetic analysis designed to detect mutations in the TUBB2B gene. This gene plays a critical role in brain development. Microcephaly, characterized by a smaller than normal head size, can be associated with various developmental challenges. This test uses advanced Next Generation Sequencing (NGS) technology to provide a detailed examination of the TUBB2B gene. Early detection of mutations can be vital for understanding the cause of microcephaly and guiding appropriate medical care and support for affected individuals and their families.
03

Medical review status

Clinical review pending

A completed medical review is not recorded for this page. No clinician has endorsed the information shown here. Please discuss testing decisions with a qualified healthcare professional.

Meet the DNA Labs Kenya medical team →
04

A simple process

What happens next?

You do not have to navigate the test alone. We help you move from question to next step.

1

Speak with us

We check the test and answer your questions before collection.

2

Give your sample

Choose home collection or a coordinated hub visit in Kenya. We explain whether this test uses a cheek swab or blood draw.

3

Understand your report

A counselor helps you understand the result and the next steps.

05

Choose your collection

Home collection or a lab visit

We will explain the sample, preparation, and next steps before anything is collected.

Home collection

Choose a coordinated visit at home or another convenient location. Our team confirms the appointment and sample requirements in advance.

Lab or hub visit

Prefer to visit a coordinated location? We can guide you to the right hub and explain what to expect when you arrive.

Ask about locations →
PreparationNo special preparation is typically required for a blood or saliva sample. Follow any specific instructions provided by the laboratory.
SampleBlood sample (EDTA tube) or Saliva sample. Confirm specific requirements with the laboratory before booking.
MethodologyNext Generation Sequencing (NGS) is used to analyze the TUBB2B gene for mutations.
PrivacyYour sample and report are handled confidentially. Ask the team how your information is stored and shared.
This test specifically analyzes the TUBB2B gene. It does not detect mutations in other genes that may cause microcephaly or related conditions. Results should be interpreted in the context of clinical findings and family history.
06

Read your report

What common result terms mean

PositiveA finding was identified. Your clinician or counselor will explain what it means for your care.
NegativeThe specific finding tested for was not identified. It does not rule out every possible cause.
VUSA variant was found, but current evidence is not enough to classify it. Your counselor can explain follow-up.
07

Questions people ask

Frequently asked questions

Microcephaly is a condition where a baby's head is significantly smaller than expected, often associated with abnormal brain development.
The TUBB2B gene provides instructions for making a protein important for the structure and function of nerve cells, particularly in the brain.
This test may be recommended for individuals diagnosed with microcephaly, those with a family history of the condition, or children with related developmental concerns.
A genetic counselor or physician will interpret the results in the context of your medical history and clinical findings.
Insurance coverage varies. Confirm coverage details with your insurance provider and the laboratory.
08

Collaboration

Open for partnership with hospitals, clinics, doctors & researchers

Whether you are referring patients, building a research programme or supporting students, we work as an extension of your team — with responsive communication and clear scientific standards.

Hospitals & clinics

Referral pathways, coordinated sample logistics and shared reporting that fits your clinical workflow.

Doctors & specialists

LOINC-coded reports, ACMG-based variant classification and a direct scientific line for complex cases.

Research institutions

Sanger sequencing, NGS panels and custom assays — with project design support, batch pricing and agreed turnaround commitments.

Students & academic projects

Discounted laboratory services for college, master's and PhD research projects — including proposal guidance and cost-effective batch testing.

Explore partnerships
09

Trust & transparency

Sources, standards & how this page is maintained

Standards & references

  • ACMG/AMP technical standards for sequence variant interpretation
  • ClinGen curation and gene–disease validity frameworks where applicable
  • LOINC-coded reporting for interoperable results
  • ISO 9001:2015 quality management; ISO 15189 accreditation in progress

Page provenance

  • Last updated: September 27, 2026
  • Medical review: not yet completed
  • Written for patients & clinicians in Kenya; reviewed periodically against current guidance

Medical disclaimer: this page is general information, not a diagnosis or personal medical advice. Testing decisions and result interpretation should be made with a qualified healthcare professional.

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