Search results for “COPD”
5 results found
Article
Eosinophil
Eosinophils, also less commonly known as acidophils, are myeloid granulocytes and form one of the main types of white blood cells. Their counts are routinely measured as part of a full blood count. They have important roles in fighting parasitic infections, but are increasingly recognized as hav...
Article
Hypersensitivity reaction
Hypersensitivity reactions are the immunological response to both exogenous and endogenous antigens, and form the basis for many diseases.
Pathology
Classification
Using the Gell and Coombs' classification, there are four types of hypersensitivity reactions, each mediated by a different mech...
Article
Nezelof syndrome
Nezelof syndrome is a hereditary primary immunodeficiency state caused by thymic dysplasia, lack of T cell function and normal levels of immunoglobulins.
Epidemiology
Nezelof syndrome is extremely rare.
Clinical presentation
Common clinical features include 4,5
failure to thrive
metaphysea...
Article
Polycythemia vera
Polycythemia vera (older term: polycythemia rubra vera) is a myeloproliferative neoplasm that results in an excess of red blood cells in the bloodstream.
Terminology
The standalone word polycythemia, a.k.a. erythrocytosis, is the medical term for the presence of an excessive number of red bloo...
Article
Eosinophilia
Eosinophilia is defined as an abnormally high level of eosinophils in the blood, this is usually defined as >500 cells/μL (normal eosinophil level: <450 cells/μL). Hypereosinophilia is defined as >1500 cells/μL and is usually due to hematological malignancy 1,2.
This article includes recommenda...
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