Author Question: A 5-year-old boy is admitted to the pediatric unit with a fractured tibia. Routine blood work is ... (Read 211 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?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

For a complete list of videos, visit our video library