<prompt> A patient presents with thrombocytopenia, eczema and recurrent infection -Wiskott - Aldrich syndromeDigeorge syndromeAgammaglobulinemiaSCID  <response>: Wiskott-Aldrich syndrome is X linked disease. - characterised by eczema, thrombocytopenic purpura and recurrent infections. Affected boys do not survive first decade of life, death due to infection, hemorrhage and lymphoreticular malignancy. - CMI undergoes progressive deterioration associated with cellular depletion of thymus and the paracoical areas of lymph nodes. Reference : Anathanarayan panikers 9th edition, pg no: 174 p 