Free Tutorials

Short documents on lab instruments and techniques — completely free, no registration needed

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Free for everyone. These tutorials are short educational documents covering basic lab instruments, techniques and practices. No account needed — just read and learn.
📄 Hematology

Introduction to the Complete Blood Count (CBC)

A beginner-friendly overview of CBC parameters — what each value means and its clinical significance in routine diagnostics.

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🔧 Instruments

How a Hematology Analyzer Works

A simple explanation of the working principle of automated hematology analyzers including impedance and light scatter methods.

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📄 Microbiology

Gram Staining: Step-by-Step Guide

Learn the correct procedure for Gram staining, common mistakes to avoid and how to interpret results accurately.

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📄 Clinical Chemistry

Understanding Liver Function Tests (LFTs)

An introduction to the key enzymes and proteins measured in an LFT panel and what elevated or decreased values indicate.

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📄 Immuno Hematology

ABO Blood Grouping: Basics Explained

Understand the ABO blood group system, antigens, antibodies and how forward and reverse grouping works in the lab.

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🔧 Instruments

Introduction to the Biochemistry Analyzer

Overview of how automated biochemistry analyzers perform photometric and colorimetric measurements in clinical labs.

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📄 Hematology

Peripheral Blood Smear: Preparation & Staining

How to prepare and stain a peripheral blood smear using Leishman stain — tips for getting a good quality smear every time.

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📄 Microbiology

Culture Media: Types and Uses in the Lab

A quick reference guide to common culture media — selective, differential and enrichment media used in clinical microbiology.

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📄 Clinical Chemistry

Kidney Function Tests: What You Need to Know

Overview of creatinine, urea, uric acid and eGFR — how they are measured and what the values tell us about kidney health.

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🔧 Instruments

Centrifuge: Principles and Lab Use

Learn about centrifugation principles, types of centrifuges used in clinical labs and correct operating procedures.

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📄 Immuno Hematology

Rh Typing: D Antigen and Its Clinical Importance

Why the Rh factor matters in transfusion medicine and how D antigen testing is performed in the blood bank.

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📄 Hematology

ESR: Methods, Normal Values and Interpretation

A clear explanation of Erythrocyte Sedimentation Rate — Westergren method, influencing factors and clinical relevance.

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