Case study A Adonis J., a 55-year old man, was admitted with an intestinal obstruction. The following results were recorded by the blood bank technologist:   Questions: What is Adonis’s probable ABO type?   What is the discrepant result in ABO grouping?     Explain the phenomenon that caused this pattern and briefly describe two processes by which this can occur.

Phlebotomy Essentials
6th Edition
ISBN:9781451194524
Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Chapter1: Phlebotomy: Past And Present And The Healthcare Setting
Section: Chapter Questions
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Case study A

Adonis J., a 55-year old man, was admitted with an intestinal obstruction. The following results were recorded by the blood bank technologist:

 

Questions:

  1. What is Adonis’s probable ABO type?

 

  1. What is the discrepant result in ABO grouping?

 

 

  1. Explain the phenomenon that caused this pattern and briefly describe two processes by which this can occur.

 

  1. What bacteria are commonly involved?

 

 

  1. What steps would you take to confirm your suspicions?

 

  1. Is the result of the antibody screen useful? Why or why not?

 

 

  1. Answer the questions below.
    1. Define Secretor

 

  1. What percent of the population are secretors?
  2. Assuming he is SeSe, what ABO antigens will be present in Paul’s secretions?

 

  1. Will Adonis’s ABO reactions convert back to normal? If so, when?
Case study A
Adonis J., a 55-year old man, was admitted with an intestinal obstruction. The
following results were recorded by the blood bank technologist:
Forward Grouping
Anti-A
Reverse Grouping
A, Cells
Rh Testing
Anti-B
В Сеlls
Anti-D
D
Control
4+
1+
4+
3+
Screening Cell I
Screening Cell I
Screening Cell III
control
C IS
4+ 0
37 AHG cC IS
3+ 0
C IS 37 AHG CC
3+ 0
IS 37 AHG
37 АHG
0+ 0
4+
Transcribed Image Text:Case study A Adonis J., a 55-year old man, was admitted with an intestinal obstruction. The following results were recorded by the blood bank technologist: Forward Grouping Anti-A Reverse Grouping A, Cells Rh Testing Anti-B В Сеlls Anti-D D Control 4+ 1+ 4+ 3+ Screening Cell I Screening Cell I Screening Cell III control C IS 4+ 0 37 AHG cC IS 3+ 0 C IS 37 AHG CC 3+ 0 IS 37 AHG 37 АHG 0+ 0 4+
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