Understanding the WBC Differential Count: A Specialist’s Complete Guide to Interpretation A comprehensive breakdown of white blood cell differential analysis — from how it’s performed to what each shift in leukocyte populations means clinically. Laboratory Medicine Specialist, MD.phD. As a Laboratory Medicine Specialist, I order and interpret hundreds of WBC differentials each week. Few tests…
CH50 Total Complement Activity Test: A Laboratory Medicine Specialist’s Complete Guide to Purpose, Method & Interpretation Written by a Laboratory Medicine Specialist (MD.phD.) Introduction As a Laboratory Medicine Specialist, I frequently receive requests to explain why CH50 is ordered alongside C3 and C4 — and why a single complement result is never enough to tell…
How Hemolysis Affects Blood Test Results: A Laboratory Medicine Specialist’s Complete Guide Written by a Laboratory Medicine Specialist (MD.phD.) Introduction As a Laboratory Medicine Specialist, one of the most common calls I make to clinical teams is: “We need a repeat draw — the specimen is hemolyzed.” Hemolysis, the rupture of red blood cells (RBCs)…
Weak D Test (Du Test): A Laboratory Medicine Specialist’s Complete Guide to Purpose, Interpretation & Transfusion Guidelines Written by a Laboratory Medicine Specialist (MD.phD.) Introduction The Weak D test — sometimes historically called the Du test — is one of the most clinically consequential yet frequently misunderstood assays in transfusion medicine. As a Laboratory Medicine…
How Salmon Remember Their Birthplace and Return – Complete Life Cycle Explained Salmon are famous for their incredible ability to return to the very stream where they were born, even after traveling thousands of kilometers through the ocean. This remarkable journey, known as homing, is a combination of innate instincts, environmental cues, and physiological adaptations….
Understanding Serum Amyloid A (SAA): A Specialist’s Guide to This Rapid Inflammatory Marker As a specialist in Laboratory Medicine, I closely monitor biomarkers that allow for the earliest possible detection of disease. While C-Reactive Protein (CRP) is the household name for inflammation, Serum Amyloid A (SAA) is often the “hidden gem” of the clinical lab….
HCV RNA PCR Test: A Laboratory Specialist’s Complete Guide to Results & Interpretation Everything you need to know about Hepatitis C virus PCR testing — purpose, methodology, reference values, clinical significance, and SVR12 🩺 Written by an MD, PhD — Lab Medicine Specialist Quick Summary: The HCV RNA PCR test (Real-time RT-PCR) directly detects Hepatitis…
Why Physicians Pursue a PhD: An Honest, Specialist-Level Guide to the Academic Path What a doctoral degree truly means for medical doctors — career impact, research training, and the hard lessons only the process can teach 🩺 Written by an MD, PhD📅 Updated March 2026⏱ 8 min read Quick Summary: A PhD for physicians is…
Anti-CCP Antibody Test Explained: A Laboratory Medicine Specialist’s Guide to Rheumatoid Arthritis Diagnosis Introduction This article is written by a Laboratory Medicine Specialist (MD.phD.) with clinical expertise in autoimmune serology, immunoassay diagnostics, and rheumatological laboratory evaluation. The Anti-CCP antibody test (anti-cyclic citrullinated peptide antibody) is one of the most diagnostically powerful tools available for the…
The Medical School Spot Exam Explained: A Complete Guide to Station-Based Testing in Anatomy, Histology, and Osteology Introduction This article is written by a Laboratory Medicine Specialist and medical educator with firsthand experience in anatomical training. If you have ever spoken with a medical student, you may have heard them describe a particular exam with…
