A one- month- old child was evaluated for repeated respiratory infections, diarrhea, and failure to th On physical exam, it appeared that the child was missing her tonsils. Laboratory results were as foll What is the most likely diagnosis?

White blood count 5302/uL
White blood cell differential 90% neutrophils, 5% monocytes, 2% eosinophils, 3% lymphocytes
Serum protein electrophoresis—profoundly low gamma globulin

Question

A one- month- old child was evaluated for repeated respiratory infections, diarrhea, and failure to th On physical exam, it appeared that the child was missing her tonsils. Laboratory results were as foll What is the most likely diagnosis?

White blood count 5302/uL
White blood cell differential 90% neutrophils, 5% monocytes, 2% eosinophils, 3% lymphocytes
Serum protein electrophoresis—profoundly low gamma globulin

Quizplus · Accepted Answer

The child presents with recurrent infections, diarrhea, failure to thrive, and absence of tonsils, along with a very low lymphocyte count and low gamma globulin levels, which are indicative of Severe Combined Immunodeficiency Disorder (SCID).

A One- Month- Old Child Was Evaluated for Repeated Respiratory