The Nurse Notes That a 4-Year-Old Child's Gums Bleed Easily

The nurse notes that a 4-year-old child's gums bleed easily and he has bruising and petechiae on his extremities.Which lab value is consistent with these symptoms?

A) Platelet count of 25,000/mm³
B) Hemoglobin level of 8 g/dL
C) Hematocrit level of 36%
D) Leukocyte count of 14,000/mm³