TL;DR Leukocytosis is an increase in white blood cell (WBC) count above the reference range. Significance ▾ Not a disease itself, but a marker of underlying infection, inflammation, or blood cancers. Causes ▾ Infections: Bacteria, viruses, fungi, or parasites battling...
TL;DR Drug-induced immune hemolytic anemia are caused by drugs that trigger an immune response to attack red blood cells (RBCs), leading to hemolytic anemia. Mechanism ▾ Hapten Model (most common) (Drug-dependent Antibody Model) Immune Complex Formation (less common)...
TL;DR Autoimmune hemolytic anemia (AIHA) is an autoimmune disease where the body’s immune system mistakenly attacks healthy red blood cells. Types ▾ Warm AIHA: Antibodies are active at body temperature, leading to extravascular hemolysis (destruction) in the...
TL;DR Hemolytic anemia is a blood disorder where red blood cells (RBCs) are destroyed faster than they can be replaced. Types ▾ Hereditary: Caused by genetic mutations affecting RBC structure, function, or enzyme production (e.g., sickle cell disease, thalassemia)....
TL;DR White blood cells (WBCs), also known as leukocytes, are the body’s defense system cells. They play a crucial role in the immune response, protecting the body from: Infections: Bacteria, viruses, parasites, and other pathogens. Foreign substances: Dust,...
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