Dr. Thomas Klein is a board-certified clinical hematologist serving as Chief Medical Officer at Kantesti AI. With over 15 years of experience in laboratory medicine and a strong interest in AI-supported interpretation of blood test results, he works to connect new technology with everyday clinical practice. His areas of interest include biomarker analysis, clinical decision support research and population-specific reference range optimization. As CMO, he contributes clinical input to the platform's internal benchmarking and provides clinical oversight for the medical quality of Kantesti's educational reports.

Babesia Test Results: Positive Antibodies vs Infection

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Infectious Disease Lab Interpretation 2026 Update Patient-Friendly A positive antibody result can reflect an earlier encounter with Babesia rather than illness today. The deciding evidence usually comes from parasite testing, symptoms, and your individual risk. 📖 ~12 minutes 📅 October 15, 2026 📝 Published: October 15, 2026 🩺 Medically Reviewed: October 15, 2026 ✅ Evidence-Based […]

Rabies Antibody Titer: Results, Thresholds and Boosters

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Vaccine Antibodies Lab Interpretation 2026 Update Patient-Friendly A result of at least 0.5 IU/mL generally indicates an adequate vaccine response—not guaranteed protection. Repeat testing and boosters depend on exposure risk, immune status, and your vaccination schedule. 📖 ~12 minutes 📅 October 15, 2026 📝 Published: October 15, 2026 🩺 Medically Reviewed: October 15, 2026 ✅ […]

PNH Flow Cytometry: Why FLAER, CD59 and Clone Size Matter

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Specialized Hematology Lab Interpretation 2026 Update Patient-Friendly PNH flow cytometry detects cells missing protective surface proteins: FLAER checks their membrane anchors, while CD59 testing assesses a key complement defense. Different cell populations can have different clone percentages, and a small clone alone does not establish classical PNH or a need for treatment. 📖 ~12 minutes […]

HLA-B*58:01 Test Before Allopurinol: Safer Decisions

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Pharmacogenetics Lab Interpretation 2026 Update Patient-Friendly A positive result usually changes the drug choice. A negative result still requires careful prescribing, symptom awareness, and separate uric acid monitoring. 📖 ~12 minutes 📅 October 15, 2026 📝 Published: October 15, 2026 🩺 Medically Reviewed: October 15, 2026 ✅ Evidence-Based This guide was written under the leadership […]

Toxoplasma IgG Positive: Pregnancy Risk and Next Steps

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Pregnancy Health Lab Interpretation 2026 Update Patient-Friendly An antibody result is not a diagnosis of fetal infection. The useful question is whether the laboratory evidence places maternal infection before or during this pregnancy. 📖 ~12 minutes 📅 October 15, 2026 📝 Published: October 15, 2026 🩺 Medically Reviewed: October 15, 2026 ✅ Evidence-Based This guide […]

Vancomycin AUC Monitoring: Targets, Timing and Results

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Antibiotic Monitoring Lab Interpretation 2026 Update Patient-Friendly Vancomycin AUC estimates total drug exposure over 24 hours, not the amount in one sample. The usual 400–600 mg·h/L target applies principally to serious MRSA infections under specific assumptions. 📖 ~12 minutes 📅 October 14, 2026 📝 Published: October 14, 2026 🩺 Medically Reviewed: October 14, 2026 ✅ […]

MOG-IgG Positive: When the Result Supports MOGAD Diagnosis

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Neuroimmunology Lab Interpretation 2026 Update Patient-Friendly A positive antibody result is evidence, not a diagnosis. Its meaning depends on the assay, the strength of positivity, and whether your neurological examination and imaging fit MOG antibody-associated disease. 📖 ~12 minutes 📅 October 14, 2026 📝 Published: October 14, 2026 🩺 Medically Reviewed: October 14, 2026 ✅ […]

Huntington Disease Genetic Test: CAG Counts and Risk

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Clinical Genetics Lab Interpretation 2026 Update Patient-Friendly A Huntington disease genetic test measures CAG repeats in HTT: 26 or fewer is normal, 27–35 intermediate, 36–39 reduced penetrance, and 40 or more full penetrance. Testing can investigate symptoms or predict inherited risk before symptoms, but the repeat count cannot give an exact onset age; predictive testing […]

Histoplasma Antigen Positive: Meaning and Next-Step Tests

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Fungal Infection Testing Lab Interpretation 2026 Update Patient-Friendly A positive urine or serum antigen result supports histoplasmosis in the right clinical setting, but it cannot reliably identify the fungus by itself. Symptoms, immune status, and independent testing determine what happens next. 📖 ~10-12 minutes 📅 October 14, 2026 📝 Published: October 14, 2026 🩺 Medically […]

Melanoma Symptoms: Spot Mole Changes and New Growths

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Skin Cancer Awareness Diagnostic Test Limits 2026 Update Patient-Friendly Melanoma symptoms can include a changing mole, an unusual new growth, or a persistent mark on a nail, palm or sole. Look for asymmetry, irregular borders, uneven color and evolution—but do not wait for every warning sign or a diameter above 6 mm. 📖 ~12 minutes […]