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Compare available tests

Azathioprine & Mercaptopurine Toxicity Risk

TPMT/NUDT15 Genotyping

Catalog role labels reflect current assignments. Test choice, timing and prices require clinician or laboratory confirmation.

  • KMLTTB Regulated Laboratory
  • ISO 9001:2015 Quality System
  • Free Pre-Test Counselor Guidance
  • Nationwide & Home Sample Collection

Test comparison

4 tests

All diagnostic topics
First-line screen

TPMT Thiopurine Methyl Transferase Genotyping Test

Sample type
4 mL (2 mL minimum) of whole blood collected in a Lavender Top (EDTA) tube.
Turnaround
See timing details Reports are typically available on Wednesdays and Saturdays, following sample receipt on Mondays and Thursdays by 11 AM.
Price
KSh 14,400
First-line screen

TPMT Gene TPMT Deficiency Genetic Test

Sample type
Blood sample (EDTA tube), extracted DNA, or one drop of blood on an FTA card.
Turnaround
4 Weeks Approximately 3 to 4 weeks.
Price
KSh 40,000
First-line screen

NUDT15 Gene Mutation Analysis

Sample type
Peripheral blood sample collected in an EDTA Vacutainer tube (2ml). Confirm with the laboratory before booking.
Turnaround
Timing on request
Price
KSh 15,000
First-line screen

Thiopurine Methyltransferase TPMT 2 3A 3B 3C Genotyping

Sample type
Blood sample (usually collected in an EDTA tube). Confirm with the laboratory before booking.
Turnaround
Timing on request
Price
KSh 12,000

Clinical context

Clinical testing guide & how to choose

Tests in Azathioprine & Mercaptopurine Toxicity Risk answer different clinical questions. This catalogue supports a conversation with your clinician or counselor; it does not establish a diagnosis or replace an individual assessment.

Choosing a test

A comprehensive panel measures several related markers, while a single-marker test addresses a more focused question. A larger panel is not automatically the right choice. Discuss your symptoms, previous results and referral with a qualified clinician before selecting tests. Results should not be interpreted in isolation.

Before sample collection

Confirm the required tube, sample volume, any fasting instructions and the collection deadline for your chosen test. Tell the collection team about medication and recent treatment. Do not stop prescribed medication unless your clinician advises it. Home collection depends on the sample’s handling and transport requirements.

Common questions

Questions before booking

Should I choose a panel or a single-marker test for Azathioprine & Mercaptopurine Toxicity Risk?

A comprehensive panel measures several related markers, while a single-marker test addresses a more focused question. A larger panel is not automatically the right choice. Discuss your symptoms, previous results and referral with a qualified clinician before selecting tests. Results should not be interpreted in isolation. Free pre-test counselor guidance is available to help you understand the booking options.

Can I use SHIF/SHA or private insurance for these tests?

Coverage depends on your scheme, the specific test, referral and authorization requirements, and the provider arrangement. Before booking, ask the laboratory and your insurer to verify eligibility, any co-payment, and whether direct billing or reimbursement applies. Listing a test here does not guarantee insurance coverage.

When should I arrange sample collection?

Check the sample and preparation notes for the specific test, then confirm the collection time and reporting deadline with the laboratory. Same-day reporting, where listed, may depend on a collection cutoff and working days. Nationwide and home sample collection are available subject to location, sample suitability and transport arrangements.

Quick factsheet

Sample
Preparation
Turnaround