Idiopathic eosinophilia, often called idiopathic hypereosinophilic syndrome (HES), is a rare condition in which a type of white blood cell—eosinophils—remains ...

Tissue eosinophilia means that a person has an unusually high number of eosinophils in the tissues of their body. Eosinophils are a type of white blood cell ...

Reactive eosinophilia is a condition where the body produces too many eosinophils, a type of white blood cell, as a reaction to another health problem. ...

Clonal eosinophilia is a rare blood disorder in which a single group of blood stem cells produces too many eosinophils—white blood cells that normally help ...

Overlap syndromes are medical conditions where a person shows signs and symptoms of more than one autoimmune disease or connective tissue disease at the same ...

Myeloproliferative hypereosinophilic syndrome (MP-HES) is a rare blood disorder characterized by the overproduction of eosinophils—a type of white blood ...

Hypereosinophilic Syndrome (HES) is a rare but serious medical condition in which the body produces too many eosinophils—a type of white blood cell. ...

Eosinophils are a type of white blood cell that play a key role in fighting parasites and modulating allergic inflammation. In healthy adults, the normal ...

Eosinophils are a type of white blood cell that plays a major role in our immune system, especially in fighting allergies, parasites, and infections. They are ...

Eosinophils are a type of white blood cell involved in fighting parasites, regulating inflammation, and contributing to allergic responses. Under normal ...

Eosinophils are a specialized type of white blood cell that play a key role in defending the body against parasitic infections and regulating allergic ...

Hemophagocytic lymphohistiocytosis (HLH) is a rare but life‑threatening syndrome of uncontrolled immune activation. In HLH, certain white blood ...

Kostmann Syndrome, also called Severe Congenital Neutropenia (SCN), is a rare, inherited blood disorder. It causes an extremely low level of a type of white ...

Shwachman–Diamond Syndrome (SDS) is a rare inherited disorder that mainly affects the bone marrow, pancreas, and bones. It is caused by mutations in a specific ...

Asplenia is a medical condition where a person has no spleen or their spleen does not function properly. The spleen is a small organ located on the left side ...

A hypoplastic spleen is a medical condition where the spleen is much smaller than normal because it did not develop properly either before birth (congenitally) ...

Splenic atrophy means that the spleen has become smaller than normal because its tissues have been damaged or worn out over time. The spleen is a soft organ ...

The spleen is an organ located in the upper left part of the abdomen, just below the ribcage. It plays a critical role in the immune system by filtering the ...

Splenomegaly means that the spleen is larger than normal. The spleen is an organ located on the left side of your upper belly, under your ribcage. It plays a ...

Hyposplenism is a medical condition where the spleen doesn’t work properly or has significantly reduced function. The spleen is a small organ located in the ...