CRP and lymphopenia: A Caucasian 6-year-old girl with no prior medical history, came to our attention due to 48 h fever, acute abdominal pain, lymphopenia (L 380/ul) and increase in inflammatory markers: erythrocyte sedimentation rate (ESR 37 mm/h with normal values 1–18), C-reactive protein (CRP: 225.2 mg/L with normal value < 2), procalcitonin (PCT: 24 ng/ml with normal value < 0.5).