Author Question: A 5-year-old boy is admitted to the pediatric unit with a fractured tibia. Routine blood work is ... (Read 179 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
A 5-year-old boy is admitted to the pediatric unit with a fractured tibia. Routine blood work is ordered. His PB smear shows moderate spherocytosis. An osmotic fragility is also ordered, and the test result indicates an increased osmotic fragility.
 
  Based on these findings, what is the most likely defect?
 
  a. Hereditary elliptocytosis
  b. Hereditary spherocytosis
  c. Microangiopathic hemolytic anemia from trauma
  d. Cold autoimmune hemolytic anemia

Question 2

The laboratory professional notes about 20 spherocytes on a peripheral blood smear of a 4-year-old boy. An osmotic fragility test is performed. The control shows initial hemolysis at 0.50 NaCl and complete hemolysis at 0.35 NaCl.
 
  The patient sample has initial hemolysis 60 NaCl and complete hemolysis at 0.45 NaCl. What does this indicate?
 
  a. The patient is exhibiting increased osmotic fragility.
  b. The patient has AIHA.
  c. The patient is not exhibiting decreased osmotic fragility.
  d. The control is erroneous, so patient results are invalid.


1_Step_At_ATime

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

Correct Answer: B

Answer to Question 2

Correct Answer: A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

For a complete list of videos, visit our video library