A 57-year-old male was admitted to the hospital with suspicion of AML. Preliminary CBC results show a high WBC count with 47% blasts present. Cytochemical staining shows negative reactions with MPO, SBB, and NSE. Platelet peroxidase staining was positive
Immunophenotyping was also ordered.
Predict the results of the immunophenotyping panel based on the information already given.
a. Positive reactions with CD13, CD33, and CD34
b. Positive reactions with CD41, CD42, and CD61
c. Positive reactions with HLA-DR and CD13
d. Positive reactions with CD11b and CD14
Correct Answer: B
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The ground substance changes from a gel to a liquid depending on temperature. This property is called ___________
a. fixation b. thixotropy c. homogenization d. emulsification
Which instruction is appropriate when helping a new EMT care for a male patient with a laceration to his left arm?
A) "When you are done cleaning the laceration, apply some sterile gauze soaked in sterile saline." B) "It is best to let the wound bleed some. This is the body's natural way of cleaning the wound." C) "Don't worry about removing embedded dirt from the wound, just the dirt around the laceration." D) "Do not cut away his sleeve over the top of the laceration as it will help control the bleeding."