A 5-Year-Old Boy Is Admitted to the Pediatric Unit with a Fractured

question 11

Multiple Choice

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

---

Definitions:

Ocean Tides

The regular rise and fall of the sea level caused by the gravitational pull of the moon and sun on the Earth's oceans.

Turbines

Machines for producing continuous power in which a wheel or rotor, typically fitted with vanes, is made to revolve by a fast-moving flow of water, steam, gas, air, or other fluid.

Unison

The act of doing something at the same time as someone else or the condition of being in full agreement.

Authorities

Persons or organizations that possess legal or societal power and control, often responsible for making decisions and enforcing rules.