CLSI H20 A2 : 2ED 2007
Current
The latest, up-to-date edition.
Reference Leukocyte (WBC) Differential Count (Proportional) and Evaluation of Instrumental Methods, 2nd Edition
Hardcopy , PDF
English
18-01-2007
Abstract
Committee Membership
Foreword
1 Scope
2 Introduction
2.1 Automated WBC Differential Counters
2.2 Classification of Automated Devices for WBC
Differential Counts
2.3 Limitations
2.4 Causes of Variability in WBC Counts
3 Standard Precautions
4 Definitions
5 Principles
5.1 Selection of Reference Method
5.2 Safety and Effectiveness of Differential Counters
5.3 Performance Testing
6 Reference WBC Differential Count
6.1 Specimen Collection
6.2 Blood Film Preparation
6.3 Requirements for an Acceptable Blood Film
6.4 Romanowsky Staining
6.5 Blood Nucleated Cells Included in the WBC Differential
Count
6.6 Protocol for Examining Blood Film
7 Experimental Design
8 Sample Preparation
8.1 Preparation
8.2 Labeling
9 Data Collection
9.1 Performance of Tests
9.2 Data Acquisition
10 Clinical Sensitivity Study
10.1 Reference (Normal) Values
10.2 Sensitivity for Finding Abnormal Samples
11 Data Analysis
11.1 Comparison of Methods (Inaccuracy)
11.2 Predictive Value Performance
12 Proposed Reference Method for WBC Differential Counting
12.1 A Potential Alternative Reference Method
References
Summary of Consensus Comments and Committee Responses
Summary of Delegate Comments and Committee Responses
The Quality System Approach
Related CLSI/NCCLS Publications
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