Moderate to marked target cells are found on a blood film. Which ...

[SO00]

Moderate to marked target cells are found on a blood film. Which of the following can most likely be eliminated
 
  a. Hb C disease
  b. Hereditary spherocytosis
  c. Hb E disease
  d. Sickle cell disease

Question 2

Select the best test to confirm the diagnosis of the patient in Question 9.
 
  a. Mean cell volume (MCV)
  b. Osmotic fragility
  c. Hemoglobin electrophoresis
  d. Presence of sickle cells

[jjorrostieta]

Answer to Question 1

ANS: B
Target cells are not seen in hereditary spherocytosis. They are present in all the other conditions listed.

Answer to Question 2

ANS: C
The best test to differentiate sickle cell trait from anemia is hemoglobin electrophoresis. Sickle cell trait should have roughly 40 Hb S and 55 Hb A, whereas sickle cell anemia should have predominantly Hb S with a variably increased Hb F and no Hb A.

[SO00]

Correct answers!

[jjorrostieta]

Great! Please up vote