honeypot link
skip to main content
skip to main content
Professional
Consumer
MERCK MANUAL
Consumer Version
HEALTH TOPICS
HEALTHY LIVING
SYMPTOMS
EMERGENCIES
DRUG INFO
RESOURCES
COMMENTARY
ABOUT US
HEALTH TOPICS
HEALTHY LIVING
Home
/
Immune Disorders
/
Immunodeficiency Disorders
/
Immunodeficiency Disorders
Expand all
Collapse all
Overview of Immunodeficiency Disorders
Causes
Primary immunodeficiency
Secondary immunodeficiency disorders
Immunodeficiency in older adults
Symptoms
Diagnosis
History
Physical examination
Tests
Screening
Treatment
Preventing infections
Treating infections
Replacing missing parts of the immune system
Prevention
More Information
Ataxia-Telangiectasia
Symptoms
Diagnosis
Treatment
More Information
Chédiak-Higashi Syndrome
Symptoms
Diagnosis
Treatment
More Information
Chronic Granulomatous Disease (CGD)
Symptoms
Diagnosis
Treatment
More Information
Chronic Mucocutaneous Candidiasis
Symptoms
Diagnosis
Treatment
More Information
Common Variable Immunodeficiency (CVID)
Symptoms
Diagnosis
Treatment
More Information
DiGeorge Syndrome
Diagnosis
Treatment
More Information
Hyper-IgE Syndrome
Symptoms
Diagnosis
Treatment
More Information
Hyper-IgM Syndrome
X-linked hyper-IgM syndrome
Autosomal recessive hyper-IgM syndrome
Diagnosis
Treatment
More Information
Leukocyte Adhesion Deficiency
Symptoms
Diagnosis
Treatment
More Information
Selective Immunoglobulin A (IgA) Deficiency
Symptoms
Diagnosis
Treatment
More Information
Selective Antibody Deficiency With Normal Immunoglobulins
Diagnosis
Treatment
More Information
Severe Combined Immunodeficiency (SCID)
Symptoms
Diagnosis
Treatment
More Information
Spleen Disorders and Immunodeficiency
Transient Hypogammaglobulinemia of Infancy
More Information
Wiskott-Aldrich Syndrome
Symptoms
Diagnosis
Treatment
More Information
X-Linked Agammaglobulinemia
Symptoms
Diagnosis
Treatment
More Information
X-Linked Lymphoproliferative Syndrome
Symptoms
Diagnosis
Treatment
More Information
ZAP-70 Deficiency
More Information