challenge: What is a potential laboratory finding in patients experiencing an acute Food Protein-Induced Enterocolitis Syndrome (FPIES) reaction?
  
  A. Leukopenia (low white blood cell count)
  B. Thrombocytopenia (platelets <100x10^9/L)
  C. Thrombocytosis (platelets >500x10^9/L)
  D. Hyperalbuminemia (elevated albumin levels)
  Answer: 