Congenital immunodeficiency disorders are conditions you are born with that make the immune system too weak, unbalanced, or wrongly wired to fight infections ...

Myelodysplastic neoplasms (previously called myelodysplastic syndromes or MDS) are a group of clonal blood disorders in which the bone marrow produces blood ...

Myelodysplastic syndromes—sometimes shortened to “MDS” or called “myelodysplastic neoplasms”—are a family of blood-forming stem-cell cancers that start inside ...

Cytokine Release Syndrome (CRS) is an intense, whole‑body inflammatory reaction caused by a sudden, excessive burst of immune signaling proteins called ...

Inflammatory Response Syndrome refers to a whole‑body (“systemic”) reaction of the immune and stress systems to a serious trigger. The trigger can be an ...

Inflammatory Response Syndrome refers to a whole‑body (“systemic”) reaction of the immune and stress systems to a serious trigger. The trigger can be an ...

Bone marrow suppression, also known as myelosuppression, occurs when the bone marrow’s ability to produce red blood cells, white blood cells, and platelets is ...

Pancytopenia is a serious blood condition where all three major types of blood cells — red blood cells (RBCs), white blood cells (WBCs), and platelets — are ...

Relative eosinopenia means a condition where the percentage of eosinophils (a type of white blood cell) is lower than usual in relation to other white blood ...

Absolute eosinopenia is a hematological finding characterized by a virtual absence of eosinophils in the peripheral blood. Clinically, it is often defined as ...

Chronic eosinopenia is a long-term condition in which a person has persistently lower-than-normal levels of eosinophils in their blood. Eosinophils are a type ...

Transient eosinopenia is a short-term or temporary drop in the number of eosinophils in the blood. Eosinophils are a type of white blood cell that help the ...

Eosinopenia is the medical term used when the number of eosinophils in your blood is lower than the normal range. Eosinophils are a type of white blood cell ...

Eosinophils are a type of white blood cell that helps your body fight infections, especially those caused by parasites. They also play a role in allergic ...

Undifferentiated Connective Tissue Disease (UCTD) is an autoimmune condition in which the body’s immune system mistakenly attacks its own connective ...

Dermatomyositis-Scleroderma Overlap Syndrome is a rare autoimmune disease that happens when a person has symptoms of both dermatomyositis and scleroderma at ...

Lupus-Scleroderma Overlap Syndrome is a rare autoimmune condition where a person experiences features of both systemic lupus erythematosus (SLE) and systemic ...

Scleroderma-Polymyositis Overlap Syndrome is a rare autoimmune condition where a person shows symptoms and signs of both scleroderma and polymyositis. In ...

Lupus-Rheumatoid Arthritis Overlap Syndrome is a medical condition where a person shows symptoms of both Systemic Lupus Erythematosus (SLE) and Rheumatoid ...

Mixed connective tissue disease (MCTD) is a rare autoimmune disorder that combines features of lupus, scleroderma, and polymyositis. It is marked by high ...