Chronic Granulomatous Disease
Most Commonly X-linked Recessive Defective NADPH Oxidase (Enzyme Complex) Decreased Hydrogen Peroxide Impaired Intracellular Killing in Phagocytes Recurrent Purulent Skin and Lung Infections Catalase Positive Organisms Negative Nitroblue Tetrazolium Test DHR (Dihydrorhodamine) Flow Cytometry Antimicrobial Prophylaxis TMP-SMX Itraconazole Interferon-Gamma Chediak-Higashi Syndrome
Autosomal Recessive Defective Lysosomal Trafficking Regulator Gene (LYST) Defect In Microtubular Function Decrease In Phagocytosis Recurrent Pyogenic Infections Staph Aureus And Streptococci Partial Albinism Peripheral Neuropathy Pancytopenia Giant Granules In Granulocytes And Platelets Leukocyte Adhesion Deficiency
Autosomal Recessive Integrin CD18 Protein Defect in LFA-1 Attached to ICAM Neutrophilia Bacterial Infections Non-Pyogenic Delayed Separation of Umbilical Cord Wiskott Aldrich
X-linked Recessive WASp Protein Mutation Antigen Presentation Defect Progressive Deletion of B and T Cells Thrombocytopenia Eczema Infections Decreased IgM Increased IgE, IgA Hyper IgM Syndrome
Deficient CD40 Ligand on Helper T-cells Defective CD40 Receptor on B-cells Inability to Class Switch Pyogenic Abscess Decreased IgG, IgA, IgE Ataxia Telangiectasia
Autosomal Recessive ATM Gene Defect in DNA repair Cerebellar defects Spider Angiomas Sensitive to Radiation Defective Tumor Suppressor Gene Increased risk of Cancer, Leukemias, and Lymphomas Increased AFP levels IgA deficiency Repeated sinopulmonary infections Severe Combined Immunodeficiency (SCID)
Both B and T Cell Deficiency Recurrent Viral, Bacterial, Fungal, Protozoal Infections Defective Interleukin (IL) 2 Receptor X-Linked Adenosine Deaminase Deficiency Failure to Synthesize MHC II Antigens Treat with Bone Marrow Transplant Chronic Mucocutaneous Candidiasis
T Cell Dysfunction Candida Albicans Infections of Skin Infections of Mucous Membrane Susceptible to HPV Infections like Condyloma Acuminatum Hyper IgE Syndrome
Job Syndrome (Autosomal Dominant Hyper IgE Syndrome) Autosomal Dominant STAT3 Mutation Increased IgE Abnormal Chemotaxis Leonine Facies Cold (Non-Inflamed) Staph Aureus Abscesses Retained Primary Teeth Eczema Prophylactic Antibiotics IL-12 Receptor Deficiency
IL-12 Secreted by Macrophages Decreased Th1 Response Decreased IFN Gamma Mycobacterial Infections Salmonella Thymic Aplasia (DiGeorge Syndrome)
DiGeorge Syndrome 22q11 Deletion Failure to Develop Third and Fourth Pharyngeal Pouches Undeveloped Thymus T Cell Deficiency Recurrent Viral and Fungal Infections Undeveloped Parathyroids Hypocalcemia Tetany Aortic Defects Congenital Heart Defects Absent Thymic Shadow on CXR Common Variable Immunodeficiency
Defect in B Cell Maturation Decreased Plasma Cells Decreased Immunoglobulins Sinopulmonary Infections Increased Risk of Autoimmune Disease Lymphoma Selective IgA Deficiency
Defect in Class Switching Decreased IgA Often Asymptomatic Increase in Atopic & Autoimmune Diseases Sinopulmonary Infections Increased Risk Giardia Lamblia Infections Inflammatory Bowel Disease Celiac Disease Anaphylaxis From IgA Containing Blood Products Bruton's Agammaglobulinemia
X-linked Recessive Defective Bruton Tyrosine Kinase Blocks B Cell Maturation Decreased Immunoglobulins of All Classes Bacterial Infections After Six Months Maternal IgG Protects Before Six Months Hypersensitivity Type IV
Delayed-Type Hypersensitivity T Cell Mediated Antibody Independant Macrophages Activated Transplant Rejection PPD Skin Test Contact Dermatitis Hypersensitivity Type III
Immune Complex Antigen-antibody (IgG) complex activates complement Neutrophils release lysozomal enzymes Arthus Reaction Serum Sickness Systemic Lupus Erythematosus (SLE) Hypersensitivity Type II
Cytotoxic IgM or IgG antibody-mediated Membrane Attack Complex (MAC) Opsonization Complement Activation NK Cells Direct Coombs test Indirect Coombs Test Hypersensitivity Type I
Previous Antigen Exposure Immediate Reaction IgE Cross-linking Presensitized Mast Cells Histamine Release Vasodilation Anaphylaxis Allergies Epinephrine Hashimoto's Thyroiditis
Hypothyroidism with Bouts of Hyperthyroidism Enlarged, Nontender Thyroid Autoimmune Anti-Thyroid Peroxidase (TPO) Anti-Thyroglobulin Hurthle Cells Lymphoid Follicles HLA-DR5 and HLA-DR3 Increased Risk Of Non-Hodgkin Lymphoma Pemphigus Vulgaris
Autoantibodies against desmosomes Flaccid Bullae on Skin Oral Mucosa Involvement Intraepidermal Acantholysis Fluid Loss Infection Nikolsky Positive Biopsy showing Autoantibodies IVIG and Plasmapheresis Oral Steroids Immunosuppressants View More
GET PLAYLIST