ASCP Review Hematology

In the heterozygous state of HbS, referred to as sickle cell trait, which of the following hemoglobins appear in combination with HbS?

HbA

Esterase stains are used to help differentiate which of the following?

monoblasts from myeloblasts

When performing a bone marrow analysis, all of the following cell types are included in the differential, except?

non-nucleated RBCs

In the flow cytometric analysis, which of the following data can be collected?

size and granularity of the cell by forward/side scatters

All of the following can cause erroneously decreased automated platelet counts EXCEPT?

WBC fragmentation

Skeletal deformations are most commonly present in which of the following beta thalassemia's?

Beta thalassemia major

A 40-year-old man patient presents with non-specific physical complaints which include abdominal pain. Based on symptoms and family history the physican suspects HH. Which of the following laboratory tests would be LEAST diagnostic?

CBC

All of the following CD markers are present on a normal mature T cell, EXCEPT?

CD20

In which of the following situations would a bone marrow aspirate and biopsy be MOST LIKELY recommended to aid in diagnosis?

Evaluation of unexplained cytopenia's

The primary purpose of neutrophil granules is to

Provide microbicidal action

The abnormalities that are see on this slide are probably associated with which of the following conditions:

increased red cell production