Knowledge Check
Which of the following condition(s) are associated with increased numbers of polychromatophilic cells on the peripheral smear:
True or false: spur cells typically contain a region of central pallor.
In assessing a peripheral smear of a patient with a positive direct antiglobulin test (DAT), you find very few platelets.
In which conditions are red cells more hypochromic:
The term “microcytic erythrocytosis” was used in the early 1900s to describe which condition:


What term best characterizes the schematic in panel B (panel A is normal):


What type of poikilocyte is shown above:
The term “microcytic erythrocytosis” was used in the early 1900s to describe which condition:


What term best characterizes the schematic in panel B (panel A is normal)


Macroovalocytes are typically seen in:


What type of poikilocyte is shown above:


Which panel above is most consistent with warm autoimmune hemolytic anemia:


Which lab value(s) is/are likely to be elevated in this patient (more than one answer may apply):