A 12-year-old girl has the sudden onset of severe abdominal pain and back pain. On physical examination her abdomen is diffusely tender, but there are no masses. She is afebrile. A CBC shows Hgb 6.5 g/dL, Hct 19.0%, MCV 99 fL, platelet count 149,000/microliter, and WBC count 11,200/microliter. Examination of her peripheral blood smear shows nucleated RBCs and sickled RBCs. Which of the following types of gene mutation is she most likely to have? O Insertion • Missense O Nonsense O Splice site O Duplication O Deletion.

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
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A 12-year-old girl has the sudden onset of severe abdominal pain and back pain. On physical examination her abdomen is diffusely tender, but there are no masses. She is afebrile. A CBC shows Hgb 6.5 g/dL, Hct 19.0%, MCV 99 fL, platelet count 149,000/microliter, and WBC count 11,200/microliter. Examination of her peripheral blood smear shows nucleated RBCs and sickled RBCs. Which of the following types of gene mutation is she most likely to have?

O Insertion

• Missense

O Nonsense

O Splice site

O Duplication

O Deletion.  

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