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Related Concept Videos

Immunodeficiency Diseases01:25

Immunodeficiency Diseases

2.7K
Immunodeficiency disorders are conditions in which the immune system's ability to fight infectious disease and cancer is compromised or entirely absent. The immune system comprises a complex network of cells, tissues, and organs that work together to protect the body from potentially harmful invaders. When this system is deficient or not functioning properly, it leaves the body susceptible to infections, diseases, or other complications.
There are three main causes of immunodeficiency...
2.7K
Primary Lymphoid Organs01:16

Primary Lymphoid Organs

16.5K
Primary lymphoid organs are pivotal in the formation, development, and maturation of lymphocytes, the white blood cells that serve as the backbone of our immune system. This crucial function underscores their fundamental role in maintaining our overall health and immunity. The two primary lymphoid organs of prime importance are the red bone marrow and the thymus.
The red bone marrow is a soft, spongy tissue nestled in the interior of long bones such as the humerus and femur. It is the site...
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Development of Immunocompetence01:22

Development of Immunocompetence

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The initiation of cell-mediated immunity can be observed as early as the third month of fetal growth, with active antibody-mediated immunity following approximately one month later.
The initial cells that migrate from the fetal thymus settle within the skin and epithelial tissues lining the mouth, digestive tract, and in females, the uterus and vagina. These cells, including skin-based dendritic cells, serve as antigen-presenting cells, playing a key role in T cell activation.
Subsequent T...
1.1K
Cytomegalovirus Disease01:27

Cytomegalovirus Disease

7
Cytomegalovirus (CMV) disease is caused by human cytomegalovirus, a double-stranded DNA virus of the Herpesviridae family. While primary CMV infection is often asymptomatic in immunocompetent individuals, the virus can cause severe disease in neonates and immunocompromised patients. CMV is the most common cause of congenital viral infection in the United States, and a major pathogen in solid organ and hematopoietic stem cell transplant recipients.CMV is transmitted via bodily fluids, sexual...
7
Secondary Lymphoid Organs01:15

Secondary Lymphoid Organs

10.2K
Secondary organs, including lymph nodes, the spleen, and mucosa-associated lymphoid tissue (MALT), work harmoniously to protect us from disease and infection.
The spleen is a vital organ in the lymphatic system, nestled in the upper left side of the abdomen. It is composed of two primary regions: the red pulp and the white pulp, each having distinct functions. The red pulp performs a significant role in blood filtration. It efficiently purges the blood of old or damaged red blood cells and...
10.2K
Preventive Healthcare Services01:30

Preventive Healthcare Services

2.3K
Preventive healthcare services keep people healthy via frequent check-ups, screening, and counseling. They primarily aid in disease prevention rather than treating an acute or chronic illness. Preventive treatment also keeps individuals productive and energetic, allowing them to work well into their retirement years. Examples of preventive care services include:
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Related Experiment Video

Updated: Mar 22, 2026

Transduction and Expansion of Primary T Cells in Nine Days with Maintenance of Central Memory Phenotype
08:49

Transduction and Expansion of Primary T Cells in Nine Days with Maintenance of Central Memory Phenotype

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Primary immunodeficiency for the primary care provider.

A W O'Keefe1, M Halbrich2, M Ben-Shoshan3

  • 1Division of Pediatrics, Faculty of Medicine, Memorial University, St John's, Newfoundland & Labrador;

Paediatrics & Child Health
|April 21, 2016
PubMed
Summary

Primary immunodeficiencies (PIDs) are immune system disorders affecting 1 in 1200 individuals. This review equips primary care providers to recognize and diagnose PIDs, improving patient outcomes.

Keywords:
AutoimmunityImmunologyMalignancyPrimary immunodeficiencyRecurrent infections

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Area of Science:

  • Immunology
  • Clinical Medicine

Background:

  • Primary immunodeficiencies (PIDs) are a diverse group of disorders stemming from defects in the immune system.
  • An estimated 1 in 1200 individuals have a PID, posing a diagnostic challenge for healthcare providers.
  • Rapid advancements in understanding PIDs necessitate continuous education for clinicians.

Purpose of the Study:

  • To provide primary care providers with essential tools for recognizing primary immunodeficiencies.
  • To assist healthcare professionals in the diagnostic process for PID patients.
  • To bridge knowledge gaps that contribute to delayed diagnosis and treatment of PIDs.

Main Methods:

  • This is a review article.
  • It synthesizes current knowledge on primary immunodeficiencies.
  • The focus is on practical recognition and diagnostic assistance for primary care.

Main Results:

  • Primary immunodeficiencies affect approximately 1 in 1200 people.
  • Healthcare providers face challenges in staying updated due to the expanding understanding of PIDs.
  • Knowledge gaps in PID recognition lead to increased patient morbidity and mortality.

Conclusions:

  • Early recognition and diagnosis of primary immunodeficiencies are crucial.
  • This review offers practical guidance for primary care providers to improve PID diagnosis.
  • Empowering primary care can reduce the negative impact of delayed PID diagnosis and treatment.