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Archive: Month: October 2020

Hypereosinophilic Syndrome

October 5, 2020 | Black & Kletz Allergy

Eosinophils are types of white blood cells which are part of our normal immune system. They tend to be elevated in allergic disorders. Eosinophils also play an important role in protecting us from certain infections and infestations from parasitic organisms. Hypereosinophilic syndrome (HES) refers to a condition where there are excessive numbers of eosinophils in […]

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Sinus Infections

October 2, 2020 | Black & Kletz Allergy

Sinus infections are quite common. They can vary in severity from being a nuisance on one end of the spectrum to severe and debilitating on the other end. The sinuses referred to in “sinus infections” are actually called “paranasal” sinuses because they are “near the nose.” Paranasal sinuses are cavities in the cranial and facial […]

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MCLEAN, VA 22102

PHONE: (703) 790-9722

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MANASSAS, VA 20109

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FAX: (703) 361-2472


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