Immunology calculators

Explore validated-style scores and utilities commonly used in Immunology. Follow links for full references, limitations, and the interactive calculator.

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Antibodies and Associated Diseases Calculator
Educational lookup linking selected antibodies to commonly associated diseases.
Laboratory Medicine · Updated 4/13/2026
Immunoglobulin IgG Subclass Levels
Age-grouped reference ranges for IgG subclasses (IgG1–IgG4) using pediatric reference interval lookup (educational).
Laboratory Medicine · Updated 4/13/2026
Immunoglobulin Reference Values
Age-grouped pediatric reference intervals for IgG, IgA, IgM, plus total IgE (simplified model) (educational).
Laboratory Medicine · Updated 4/13/2026
Lymphocyte Reference Values
Age-grouped reference percent ranges for lymphocyte subsets (CD3, CD4, CD8, CD4/CD8 ratio, CD19).
Laboratory Medicine · Updated 4/13/2026
Lymphocytes Subset Counts
Age-grouped absolute reference count ranges (cells/µL) for lymphocyte subsets (CD3, CD4, CD8, CD19, CD16/56).
Laboratory Medicine · Updated 4/13/2026
Serum Complement Reference Values
Broad pediatric C3/C4 mg/dL reference bands (verify locally).
Laboratory Calculators · Updated 4/13/2026

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