A 12-Year-Old Boy with a History of Bleeding While Flossing

question 4

Multiple Choice

A 12-year-old boy with a history of bleeding while flossing his teeth presents with a nosebleed. He has had recurrent nosebleeds over the past 5 years. His parents deny a family history of bleeding disorders. You suspect von Willebrand disease. A decreased vWF along with what other lab findings confirms the diagnosis?

• A) Normal PT & bleeding time, prolonged aPTT
• B) Normal aPTT & bleeding time, prolonged PT
• C) Prolonged PT & aPTT, normal bleeding time
• D) Normal PT & aPTT and prolonged bleeding time

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Definitions:

Triglycerides

A type of fat found in the blood, derived from the foods we eat, and an essential energy source for the body.

Lipids

Organic compounds that are fatty acids or their derivatives, insoluble in water but soluble in organic solvents, playing roles in energy storage, cell membrane structure, and signaling.

Immunity

Resistance to infectious disease and harmful substances.

Antibodies

Proteins produced by the immune system that recognize and neutralize pathogens like bacteria and viruses.