Differential count of leucocytes yields the relative number of eosinophils in the leucocyte population. It is possible to find the absolute number of eosinophils in circulation by performing direct and indirect absolute counts.
Eosinophils usually have bilobed nuclei. In a stained preparation, the granule take on a deep red or brick...
40 – 440 per µl of blood
When to get Tested
When there is s/s such as itchy eyes, nasal congestion, asthma , dermatitis, which may suggest an allergy to one or more substances
In case of Parasitic infections
When there is an abnormally high or low count of WBCs
To diagnose hypereosinophilic syndrome
Elevated level (Eosinophilia)
Tropical pulmonary eosinophilia and Loeffler’s syndrome
Lymphoproliferative disorders e.g. Hodgkins disease
Decreased Level (Eosinopenia)
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