Primary immunodeficiencies (PIDs) are genetic disorders of the immune system comprising
many different phenotypes. Although previously considered rare, recent advances in their …

Objectives: Common variable immune deficiency (CVID) is the most frequent form of
symptomatic primary immunodeficiency disease, characterized by hypogammaglobulinemia …

Introduction Sixty-four primary immunodeficiency patients were registered at the Pediatric
Allergy and Immunology Department, Children's Hospital, Ain Shams University, Cairo …

Abstract Background: Selective IgA deficiency (SIgAD) is the most common primary
immunodeficiency disorder, which is characterized by significantly decreased serum levels …

Primary immunodeficiency diseases (PIDs) are a heterogeneous group of inherited
disorders that cause individuals to be prone to a variety of clinical manifestations, such as …

Pediatric immunology came into sight in the second half of 20 th century, when pediatricians
and basic immunologists began to give attention to diagnosis and treatment of children with …

Primary antibody deficiencies are characterized by decreased serum levels of
immunoglobulin isotypes and increased susceptibility to infection by various …

Aim of study: To determine the clinical and epidemiological characteristics of patients seen
with primary immunodeficiencies referred at four Malaysian Hospitals between 1987 to 2007 …

■ Abstract Background: Common variable immunodeficiency (CVID) is a primary
immunodeficiency disease characterized by recurrent infections and increased susceptibility …

Objectives There is paucity of data on Primary immunodeficiency disorders (PID) from India.
Here we describe the frequency of different primary immunodeficiency disorders, their …