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.

HbA1c Test Accuracy: When the Number Does Not Fit

Катэгорыі
Articles

Diabetes Testing Lab Interpretation 2026 Update Patient-Friendly A hemoglobin A1c value can look reassuring or alarming for the wrong reason. Here is how we spot discordant results, why they happen, and which glucose tests tell the truth. 📖 ~10-12 minutes 📅 April 21, 2026 📝 Published: April 21, 2026 🩺 Medically Reviewed: April 21, 2026 […]

Low Ferritin With Normal Hemoglobin: Early Iron Loss

Катэгорыі
Articles

Iron Studies Lab Interpretation 2026 Update Patient-Friendly A low ferritin result usually means your iron stores are falling, even if hemoglobin, MCV, and the rest of the CBC still sit inside range. This is the underexplained phase of iron deficiency that many patients are told is normal when it really is just early. 📖 ~11 […]

Comprehensive Blood Panel: What Labs Are Actually Included?

Катэгорыі
Articles

Blood Testing Lab Interpretation 2026 Update Patient-Friendly A comprehensive blood panel is not one universal lab panel. In most clinics it means a bundle—usually CBC plus CMP, sometimes lipids, HbA1c, and TSH—but ferritin, vitamin D, ApoB, free T4, or cystatin C are often missing. 📖 ~11 minutes 📅 April 21, 2026 📝 Published: April 21, […]

Blood Test Results Explained: When a Value Is Critical

Катэгорыі
Articles

Critical Values Lab Interpretation 2026 Update Patient-Friendly A red flag on a lab report can mean anything from a trivial sample issue to a same-day emergency. Here is how clinicians decide which numbers trigger a phone call, which ones can wait, and what patients should ask next. 📖 ~11 minutes 📅 April 21, 2026 📝 […]

Newborn Blood Tests: Timing, Results, and Follow-Up

Катэгорыі
Articles

Newborn Care Lab Interpretation 2026 Update Patient-Friendly Most babies get fewer blood tests than parents expect, but timing changes everything. Here is what heel-prick screening, bilirubin, and blood type really mean in the first days after birth. 📖 ~11 minutes 📅 April 21, 2026 📝 Published: April 21, 2026 🩺 Medically Reviewed: April 21, 2026 […]

What Blood Tests Check Immune System Function and Clues

Катэгорыі
Articles

Immunology Basics Lab Interpretation 2026 Update Patient-Friendly If you keep getting infections or want a clearer immune workup, start with cell counts, antibody levels, inflammation markers, and a few targeted deficiency clues. The useful answer is not one test—it is the right pattern. 📖 ~11 minutes 📅 April 21, 2026 📝 Published: April 21, 2026 […]

What Blood Tests Should I Get if Weight Gain Is Unexplained?

Катэгорыі
Articles

Endocrinology Lab Interpretation 2026 Update Patient-Friendly Most people do not need a giant hormone panel. The best starting labs are the ones that separate thyroid disease, insulin resistance, and fluid retention in one pass. 📖 ~11 minutes 📅 April 20, 2026 📝 Published: April 20, 2026 🩺 Medically Reviewed: April 20, 2026 ✅ Evidence-Based This […]

Leukemia Blood Test: What CBC Patterns Raise Concern?

Катэгорыі
Articles

Hematology CBC Interpretation 2026 Update Patient-Friendly Yes—an abnormal CBC can suggest leukemia, especially when very high or very low white cells, anemia, low platelets, or blasts appear together. It cannot diagnose cancer by itself; smear review, flow cytometry, and sometimes bone marrow testing confirm what the CBC only hints at. 📖 ~11 minutes 📅 April […]

Rheumatoid Factor Blood Test: Highs, Lows, False Positives

Катэгорыі
Articles

Autoimmunity Lab Interpretation 2026 Update Patient-Friendly A high rheumatoid factor suggests an autoimmune signal but does not diagnose rheumatoid arthritis; a low or negative result does not rule it out, and false positives are common with age, hepatitis C, smoking, Sjögren syndrome, and chronic infection. The real meaning comes from the titer, the lab’s upper […]

High Ferritin Meaning: Causes Beyond Iron Overload

Катэгорыі
Articles

Iron Studies Lab Interpretation 2026 Update Patient-Friendly A ferritin flag on your lab portal is common—and often misunderstood. The number can reflect iron stores, but just as often it tracks inflammation, liver stress, recent infection, or metabolic syndrome. 📖 ~11 minutes 📅 April 20, 2026 📝 Published: April 20, 2026 🩺 Medically Reviewed: April 20, […]