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.

Pre-HRT Blood Tests Every Woman Over 40 Should Consider

Categories
Articles

Menopause Care Lab Interpretation 2026 Update Patient-Friendly A pre-HRT baseline is mainly about cardiometabolic risk, symptoms that could be something else, and a safe follow-up plan—not proving menopause with a costly hormone panel. 📖 ~11 minutes 📅 August 12, 2026 📝 Published: August 12, 2026 🩺 Medically Reviewed: August 12, 2026 ✅ Evidence-Based This guide […]

Preventive Blood Tests When Stroke Runs in Your Family

Categories
Articles

Stroke Prevention Lab Interpretation 2026 Update Patient-Friendly If a parent or sibling had a stroke, prioritise a lipid panel, one-time Lp(a), glucose or HbA1c, kidney markers and blood-pressure assessment—not an indiscriminate panel of rare tests. The best screening plan depends on the relative’s age at stroke, subtype, and your own risk profile. 📖 ~11 minutes […]

PCOS Blood Tests After Birth Control: When to Test

Categories
Articles

PCOS Testing Lab Interpretation 2026 Update Patient-Friendly Hormonal contraception can conceal biochemical androgen excess while leaving metabolic risk visible. A sensible testing plan separates the tests that need time from the tests that should not wait. 📖 ~11 minutes 📅 August 11, 2026 📝 Published: August 11, 2026 🩺 Medically Reviewed: August 11, 2026 ✅ […]

Rheumatoid Factor Titer: Why Higher Does Not Mean Worse RA

Categories
Articles

Rheumatoid Arthritis Lab Interpretation 2026 Update Patient-Friendly A higher rheumatoid factor result can raise the likelihood of rheumatoid arthritis, but it does not reliably measure how active, painful, or damaging the disease is today. Rheumatologists read the number as one clue in a much larger clinical picture. 📖 ~11 minutes 📅 August 11, 2026 📝 […]

Pregnancy GFR Values: Normal Ranges and Follow-Up

Categories
Articles

Pregnancy Kidney Health Lab Interpretation 2026 Update Patient-Friendly True kidney filtration normally rises by roughly 40% to 50% during pregnancy, so creatinine should fall rather than rise. A reported eGFR is often unreliable in pregnancy; the more useful signals are creatinine trend, blood pressure, and urine protein. 📖 ~11 minutes 📅 August 11, 2026 📝 […]

Childhood Growth Hormone Test: Short-Stature Results Explained

Categories
Articles

Pediatric Endocrinology Lab Interpretation 2026 Update Patient-Friendly A low random GH value rarely diagnoses childhood growth hormone deficiency. The child’s height trajectory, growth velocity, puberty stage, IGF-1, and a properly performed stimulation test determine what a result actually means. 📖 ~11 minutes 📅 August 10, 2026 📝 Published: August 10, 2026 🩺 Medically Reviewed: August […]

DHEA-S vs DHEA: Which Blood Test Gives the Best Clue?

Categories
Articles

Hormone Health Lab Interpretation 2026 Update Patient-Friendly DHEA and DHEA-S are related adrenal hormones, but they answer different clinical questions. The more stable result is usually the one that gives clinicians the useful clue. 📖 ~11 minutes 📅 August 10, 2026 📝 Published: August 10, 2026 🩺 Medically Reviewed: August 10, 2026 ✅ Evidence-Based This […]

Reticulocyte Count: High Immature Fraction Explained

Categories
Articles

Hematology Lab Interpretation 2026 Update Patient-Friendly An immature reticulocyte fraction can show that the marrow has started responding before the standard reticulocyte count noticeably rises. The result is most useful when read beside hemoglobin, absolute reticulocytes, and the reason the CBC was ordered. 📖 ~11 minutes 📅 August 9, 2026 📝 Published: August 9, 2026 […]

Platelet Count Before Tooth Extraction: Safe Levels

Categories
Articles

Dental Procedure Safety Lab Interpretation 2026 Update Patient-Friendly For a straightforward tooth extraction, many clinicians are comfortable when the platelet count is at least 50 × 10^9/L; selected stable patients can sometimes proceed at 30–50 × 10^9/L with local haemostatic measures and a clear plan. Counts below 30 × 10^9/L, a rapidly falling result, platelet […]

Does a Metabolic Panel Check Cholesterol? Tests Explained

Categories
Articles

Metabolic Panel Lab Interpretation 2026 Update Patient-Friendly No—standard basic and comprehensive metabolic panels do not measure cholesterol. They assess glucose, electrolytes, kidney function and, with a CMP, liver-related values; cholesterol requires a separate lipid panel. 📖 ~11 minutes 📅 August 9, 2026 📝 Published: August 9, 2026 🩺 Medically Reviewed: August 9, 2026 ✅ Evidence-Based […]