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.

Platelet Count After Viral Infection: Recovery Timeline

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CBC Guide Lab Interpretation 2026 Update Patient-Friendly Viral illnesses can make platelet numbers dip, overshoot, or wobble for a few weeks. The pattern usually matters more than one isolated CBC flag. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 Medically Reviewed: May 8, 2026 ✅ Evidence-Based This guide was written […]

Kidney Function Test: Urine ACR Finds Early Damage

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Kidney Health Lab Interpretation 2026 Update Patient-Friendly A normal creatinine result can look reassuring while the kidney filter is already leaking albumin. Urine albumin-creatinine ratio, or ACR, often catches that quiet stage first. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 Medically Reviewed: May 8, 2026 ✅ Evidence-Based This guide […]

High AST Blood Test With Normal ALT: Muscle or Liver?

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Liver Enzymes Muscle vs Liver 2026 Update Patient-Friendly An isolated AST rise often comes from muscle, not liver — but the surrounding labs decide. Here is the practical way I read this pattern in clinic. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 Medically Reviewed: May 8, 2026 ✅ Evidence-Based […]

Hemoglobin A1c Conversion: eAG and mmol/mol Chart

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Diabetes Labs Lab Interpretation 2026 Update Patient-Friendly A practical clinician’s chart for translating A1c into estimated average glucose and IFCC units, with plain-English reasons your lab, meter, and CGM may disagree. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 Medically Reviewed: May 8, 2026 ✅ Evidence-Based This guide was written […]

C-Reactive Protein After Infection: When CRP Falls

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C-Reactive Protein Lab Interpretation 2026 Update Patient-Friendly CRP often drops quickly once the infection is truly settling, but the pattern matters more than one number. Here is how I read the fall, the plateaus, and the results that deserve a second look. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 […]

Normal Lab Values After Exercise: CK, AST, WBC

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Exercise Labs Lab Interpretation 2026 Update Patient-Friendly A hard workout can make healthy blood test results look alarming. The trick is knowing which shifts fit exercise physiology, which need a repeat draw, and which should not be waved away. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 Medically Reviewed: May […]

Reverse T3 Test: High Results Without Overdiagnosis

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Thyroid Testing Lab Interpretation 2026 Update Patient-Friendly High reverse T3 can look alarming, but it often reflects a temporary thyroid-hormone conservation pattern rather than permanent thyroid disease. The safest reading comes from the full thyroid pattern, not one isolated marker. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 Medically Reviewed: […]

Blood Test for New Mothers: Postpartum Labs to Check

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Postpartum Health Lab Interpretation 2026 Update Patient-Friendly A practical, physician-written guide to postpartum lab checks after birth, C-section, heavy bleeding, breastfeeding, and gestational diabetes. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 Medically Reviewed: May 8, 2026 ✅ Evidence-Based This guide was written under the leadership of Dr. Thomas Klein, […]

Blood Test for Swollen Lymph Nodes: CBC Clues

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Lymph Nodes CBC Interpretation 2026 Update Patient-Friendly Most swollen nodes are reactive, not dangerous. The trick is reading CBC patterns, inflammation markers, infection timing and red flags together instead of chasing one abnormal number. 📖 ~11 minutes 📅 May 8, 2026 📝 Published: May 8, 2026 🩺 Medically Reviewed: May 8, 2026 ✅ Evidence-Based This […]

Blood Test for Numbness: B12, Sugar and Nerve Clues

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Numbness Lab Interpretation 2026 Update Patient-Friendly Numb hands, tingling fingers, or burning feet can come from nerves—but blood tests often reveal the reason the nerve is irritated in the first place. 📖 ~11 minutes 📅 May 7, 2026 📝 Published: May 7, 2026 🩺 Medically Reviewed: May 7, 2026 ✅ Evidence-Based This guide was written […]