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.

Beta-2 Microglobulin Test Results Explained in Myeloma

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Myeloma Marker Lab Interpretation 2026 Update Patient-Friendly A high beta-2 microglobulin result in myeloma can mean higher plasma-cell burden, reduced kidney clearance, or active immune stimulation. The number is useful only when read beside creatinine/eGFR, albumin, LDH, calcium, CBC, immunoglobulins, and recent infection history. 📖 ~11 minutes 📅 June 13, 2026 📝 Published: June 13, […]

Renin Blood Test: Low vs High Results and BP Clues

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Hypertension Lab Interpretation 2026 Update Patient-Friendly Renin is not just another hormone number. It is a pressure-sensing signal from the kidney that can change the entire interpretation of hypertension, potassium, and aldosterone results. 📖 ~11 minutes 📅 June 13, 2026 📝 Published: June 13, 2026 🩺 Medically Reviewed: June 13, 2026 ✅ Evidence-Based This guide […]

D-Dimer Blood Test After 50: Age Cutoffs Explained

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Clot Risk Lab Interpretation 2026 Update Patient-Friendly A mildly high D-dimer at 72 is not interpreted the same way as the same number at 32. The hard part is knowing when age adjustment is safe — and when symptoms override the maths. 📖 ~12 minutes 📅 June 13, 2026 📝 Published: June 13, 2026 🩺 […]

Testosterone Normal Range for Women by Age and Cycle

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Women’s Hormones Lab Interpretation 2026 Update Patient-Friendly Female testosterone is a low-concentration hormone, so the same number can mean different things depending on cycle day, SHBG, contraception and the assay used. Here is how I read these results in real clinical practice. 📖 ~11 minutes 📅 June 13, 2026 📝 Published: June 13, 2026 🩺 […]

Creatinine Normal Range for Women: Age & Recheck Guide

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Women's Kidney Health Lab Interpretation 2026 Update Patient-Friendly Female creatinine levels are not just smaller versions of male ranges. Age, muscle mass, pregnancy, hydration and eGFR can turn the same number into either a reassuring result or a repeat-test trigger. 📖 ~11 minutes 📅 June 12, 2026 📝 Published: June 12, 2026 🩺 Medically Reviewed: […]

What Is Included in a CBC? Counts and Differential

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CBC Guide Lab Interpretation 2026 Update Patient-Friendly A CBC looks simple on paper, but each line item answers a different clinical question. Here is how I explain the counts, indices, differential, and the tests patients often expect but do not actually get. 📖 ~11 minutes 📅 June 12, 2026 📝 Published: June 12, 2026 🩺 […]

Hormone Panel Results Explained: Doctor Pattern Guide

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Hormone Panels Lab Interpretation 2026 Update Patient-Friendly Hormone panel results explained means reading the whole report by timing, medicines, symptoms, and hormone clusters rather than reacting to one red flag. A single high or low value can be harmless if the sample was drawn at the wrong hour, wrong cycle day, or soon after a […]

High Globulin Causes: A/G Ratio Patterns Doctors Check

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High Globulin Lab Interpretation 2026 Update Patient-Friendly A raised globulin result is rarely interpreted alone. Doctors compare it with albumin, total protein, liver enzymes, kidney markers, inflammation tests and sometimes immunoglobulin patterns. 📖 ~11 minutes 📅 June 12, 2026 📝 Published: June 12, 2026 🩺 Medically Reviewed: June 12, 2026 ✅ Evidence-Based This guide was […]

Is High BUN Dangerous? Symptoms, Causes, Cutoffs

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Kidney Marker Lab Interpretation 2026 Update Patient-Friendly High BUN is most dangerous when it rises quickly, appears with abnormal creatinine/eGFR, or comes with symptoms such as confusion, low urine, vomiting, dark stools, or severe weakness. A mild isolated rise after poor fluid intake or a high-protein meal is often less urgent, but it still deserves […]

Is High Lipase Dangerous? Pancreatitis Warning Signs

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Pancreatic Enzymes Lab Interpretation 2026 Update Patient-Friendly A high lipase result can be a quiet lab oddity or the first clue to acute pancreatitis. The difference is usually the symptom pattern, the degree of elevation, and what the surrounding labs are doing. 📖 ~11 minutes 📅 June 11, 2026 📝 Published: June 11, 2026 🩺 […]