An ABO discrepancy chart is a tool used in blood banking and transfusion medicine to identify and resolve inconsistencies between a patient's forward blood grouping (antigen typing) and …

Describe appropriate follow-up testing that is necessary in the resolution of ABO discrepancies. A very important part of pretransfusion testing involves detection, recognition, and resolution of …

As a general rule, the discrepant reaction in a typing result will be weaker than the other reactions. Thus, in the result below, the weaker reaction between the patient’s plasma and the type A …

Feb 26, 2025 · ABO discrepancies describe scenarios that result in unexpected reactions in the ABO forward and reverse typing reactions.

ABO discrepancies can be classified into the following categories: Group 1: problem with reverse grouping (unexpectedly weak / absent) = weakly-reacting / missing antibodies in patient’s serum

EXAM YEAR _______ ABO DISCREPANCY INDEX ABO ID # _______ CASE# ______ PATIENT ___________________________ TOTAL D.I. SCORE For mm measures, round up …

Unresolved Reverse Group Discrepancy. Weak/negative reactions. Additional unexpected reactions. If unrelated to age, disease state or rouleaux formation. Spontaneous agglutination …

Loss of Antibody-Some Causes Very young or very old Immunosuppressed (e.g., congenital) Leukemia/lymphoma/myeloma ABO subgroup Transplantation

This article provides a comprehensive overview of ABO discrepancies, their causes, resolution strategies, and a practical flow chart to guide practitioners through the process.

Objectives Identify and describe several causes of ABO discrepancies. List techniques used to resolve ABO discrepancies. Arrive at appropriate ABO interpretations based on laboratory …