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.

Normalt blodsukkernivå: CGM vs. fingerstikk

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Glucose Testing Lab Interpretation 2026 Update Patient-Friendly CGMs, fingerstick meters and laboratory glucose tests are all useful, but they are not measuring the exact same compartment at the exact same moment. That is why a 126 on one device and a 108 on another may be boring measurement science—or a clue worth checking. 📖 ~11 […]

Hva høye triglyserider betyr: risiko og neste steg

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Triglycerides Lipid Panel 2026 Update Patient-Friendly A high triglyceride result is often less about fat eaten yesterday and more about insulin resistance, alcohol, refined carbohydrates, or a secondary medical trigger. The level tells you whether to repeat fasting labs, change habits, start medication, or seek same-day care. 📖 ~11 minutes 📅 May 3, 2026 📝 […]

PSA Test Preparation: Ejaculation, Cycling, Timing

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Men’s Health Lab Interpretation 2026 Update Patient-Friendly Borderline PSA results often trigger weeks of worry. A few avoidable timing errors can push the number upward just enough to create a false alarm. 📖 ~11 minutes 📅 May 3, 2026 📝 Published: May 3, 2026 🩺 Medically Reviewed: May 3, 2026 ✅ Evidence-Based This guide was […]

Cortisol Levels: High vs Low Blood Test Patterns

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Adrenal Hormones Lab Interpretation 2026 Update Patient-Friendly A cortisol number only starts the conversation. The safer read comes from matching the result with ACTH, medicines, symptoms, electrolytes, sleep pattern, and confirmatory testing. 📖 ~11 minutes 📅 May 3, 2026 📝 Published: May 3, 2026 🩺 Medically Reviewed: May 3, 2026 ✅ Evidence-Based This guide was […]

Band Neutrophils: What a Left Shift Means on CBC

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CBC Differential Lab Interpretation 2026 Update Patient-Friendly Bands are immature neutrophils released early when the marrow senses demand. The tricky part: a left shift can matter even when the total white blood cell count still looks ordinary. 📖 ~12 minutes 📅 May 2, 2026 📝 Published: May 2, 2026 🩺 Medically Reviewed: May 2, 2026 […]

High Red Blood Cell Count With Normal Hemoglobin: Why

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CBC Interpretation Lab Pattern Guide 2026 Update Patient-Friendly A high RBC flag can look alarming when hemoglobin and hematocrit are normal. In clinic, this pattern is usually about cell size, plasma volume, reference ranges, or mild oxygen stress—not automatically a dangerous excess of red cells. 📖 ~11 minutes 📅 May 2, 2026 📝 Published: May […]

GFR Test With Cystatin C: When eGFR Needs Recheck

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Kidney Function Lab Interpretation 2026 Update Patient-Friendly Creatinine-based eGFR is useful, but it can be wrong in predictable people. Cystatin C is often the confirmatory kidney function test when muscle mass, age, training, diet, or a borderline result makes the number hard to trust. 📖 ~11 minutes 📅 May 2, 2026 📝 Published: May 2, […]

Ikke-HDL-kolesterolnivåer: Skjult risiko utover LDL

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Cardiometabolic Risk Lab Interpretation 2026 Update Patient-Friendly LDL cholesterol can look fine while the total number of artery-driving particles remains too high. Non-HDL cholesterol is a simple calculation that often exposes that mismatch. 📖 ~11 minutes 📅 May 2, 2026 📝 Published: May 2, 2026 🩺 Medically Reviewed: May 2, 2026 ✅ Evidence-Based This guide […]

Blodprøve for skjoldbruskkjertelen ved Hashimoto: TSH, TPO og TgAb

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Thyroid Health Lab Interpretation 2026 Update Patient-Friendly A single abnormal thyroid result rarely tells the whole story. Hashimoto’s is usually read as a pattern: TSH, free T4, thyroid antibodies, symptoms, medications, pregnancy status, and repeat testing. 📖 ~12 minutes 📅 May 2, 2026 📝 Published: May 2, 2026 🩺 Medically Reviewed: May 2, 2026 ✅ […]

Laboratorieresultater: Når du skal gjenta unormale blodprøver

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Patient Guide Lab Interpretation 2026 Update Clinician Reviewed Mildly abnormal numbers are common, but the timing of a repeat test depends on the biomarker, symptoms, medications, and how far the value sits from your baseline. 📖 ~11 minutes 📅 May 2, 2026 📝 Published: May 2, 2026 🩺 Medically Reviewed: May 2, 2026 ✅ Evidence-Based […]