Diagnosis of Immunodeficiency syndrome. ( Bruton’s agammaglobulinemia ) Child.     History of Present illness Patient : Tuhin sarkarAge €” 4.5 year DOB €” 25th Jan 2003Sex €” MalePlace – India Symptomatic €” Since 7th month of life developed fever with loose stools, diagnosed as UTI with SEPSIS ( Ecoli Sepsis & UTI ) another …