White Blood Cells

Leukemoid Reaction

Leukemoid reaction is a benign, reactive process with elevated LAP & no Philadelphia chromosome, unlike malignant CML.

Causes of Atypical Lymphocytes (Reactive Lymphocytes)

Atypical lymphocytes are activated immune cells, often seen in infections. Their unique look aids diagnosis, but distinguishing it from cancer is important.

Hypersensitivity Reactions: Causes and Mechanisms

Hypersensitivity is an exaggerated, undesirable immune response to an antigen, causing tissue damage. It encompasses four types: IgE-mediated (allergies), cytotoxic, immune complex, and delayed cell-mediated reactions.

Eosinophilic Asthma

Eosinophilic Asthma

Eosinophilic asthma is a severe subtype of asthma, driven by high eosinophil levels. It often resists standard treatments and may not be allergy-related.

Neutropenia

Neutropenia

Neutropenia is a condition with a low count of neutrophils, key infection-fighting white blood cells. This increases susceptibility to various infections.