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February 01, 2021 | Black & Kletz Allergy
Bug bites are certainly very common. Almost everyone has been bitten by a bug in their lifetime and almost everyone has had at least a minor local reaction to the bug bite. In some instances, an individual may have a more severe reaction that is not an allergic reaction but it can mimic an allergic […]
Read MoreJanuary 08, 2021 | Black & Kletz Allergy
Penicillin allergy is reported in roughly 7-10% of the general population and in up to 20% of hospitalized patients. Even though the reported numbers are fairly high, approximately 90% of these reported cases do not actually have a penicillin allergy. Individuals think they are allergic, but in most cases, the symptoms that they experience are […]
Read MoreDecember 14, 2020 | Black & Kletz Allergy
As we enter into the Winter months, a sensitivity to cold temperatures may trigger some allergic reactions in susceptible individuals. Below are some conditions where exposure to cold can cause clinical disease. Cold-Induced Urticaria: Exposure of the skin to cold temperatures can be a trigger for breaking out in hives. Cold-induced hives (i.e., urticaria) typically […]
Read MoreDecember 01, 2020 | Black & Kletz Allergy
As Winter approaches, many individuals may begin to complain of allergy symptoms that are similar, if not identical to, the classic hay fever (i.e., allergic rhinitis) symptoms that most people associate with the Spring and/or Fall seasons. These symptoms may include runny nose, nasal congestion, post-nasal drop, sneezing, itchy throat, itchy eyes, watery eyes, redness […]
Read MoreNovember 10, 2020 | Black & Kletz Allergy
The vocal cords are V-shaped tissue folds within our voice box (i.e., larynx). The gap between the arms of the V is the opening into our windpipe (i.e., trachea). These are dynamic structures and move with the contraction and relaxation of the muscles attached to them. Normally the vocal cords open when we inhale and […]
Read MoreNovember 03, 2020 | Black & Kletz Allergy
Thanksgiving Day is usually a time when people gather with family and friends in order to be with each other, watch football, and of course, eat! Unless you or a family member has a food allergy, you may not think about food allergies or food sensitivities much. It is important however to be more than […]
Read MoreOctober 02, 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 […]
Read MoreSeptember 15, 2020 | Black & Kletz Allergy
Viruses cause a variety of illnesses in humans ranging from mild upper respiratory infections (URI’s) to life-threatening pulmonary and extra-pulmonary diseases. Rhinoviruses, adenoviruses, respiratory syncytial virus (RSV), coronaviruses, and influenza are the most common viruses infecting the respiratory tract. Among these rhinoviruses, RSV and influenza viruses are common causes of wheezing in children. Recurrent infections […]
Read MoreSeptember 07, 2020 | Black & Kletz Allergy
Sleep apnea is a condition in which breathing is repeatedly interrupted which results in an individual to not get enough deep sleep that is required to rejuvenate the body. Excessive daytime sleepiness or falling asleep at inappropriate times are the classic symptoms of this disorder. It can be very serious and is a potentially fatal […]
Read MoreAugust 16, 2020 | Black & Kletz Allergy
Asthma is a chronic condition that causes inflammation of the lungs. Inflammatory swelling of the tissues in the walls of the bronchial tubes and excessive mucus secretion within the lumen of the bronchial tubes cause blockage to the free flow of air in and out of the lungs during normal respiration. In some instances, asthma […]
Read MoreAugust 08, 2020 | Black & Kletz Allergy
It is mid-August in the Washington, DC, Northern Virginia, and Maryland metropolitan area, so that means that ragweed is beginning to pollinate. For those who are bothered by ragweed allergies, this means that it is time to stock up on tissues and over-the-counter medications. Ragweed allergy is common as approximately 10% of the U.S. population […]
Read MoreJuly 07, 2020 | Black & Kletz Allergy
DRESS syndrome [also known as drug-induced hypersensitivity syndrome (DIHS)] is a rare but serious allergic reaction to medications. Though the true incidence of this condition is unknown, it is estimated to occur in 1 in 1,000 to 1 in 10,000 drug exposures. In addition to affecting the skin, it may damage the function of many […]
Read MoreJuly 04, 2020 | Black & Kletz Allergy
We have all heard about Spring and Fall allergies. The severity of the pollen seasons is always predicted as we enter Spring and Fall and there are numerous news articles and television pieces on the subject. You may seem like an expert on these seasonal allergies, but do you know that Summer brings its own […]
Read MoreJune 20, 2020 | Black & Kletz Allergy
There are at least 4 major groups of allergic manifestations which are as follows: Atopic dermatitis (i.e., eczema) Food allergy Asthma Allergic rhinitis (i.e., hay fever) The relationship between these 4 conditions has actually been very well studied in a model known as the “allergic march” or “atopic march.” The allergic march describes how children […]
Read MoreJune 07, 2020 | Black & Kletz Allergy
Allergies to molds are very common in the U.S. and around the world. Mold allergies are responsible for a great deal of allergic rhinitis (i.e., hay fever), allergic conjunctivitis, and asthma that affects so many individuals. Molds are fungi that grow in the form of multicellular strands called hyphae. Fungi that propagate in a single […]
Read MoreMay 17, 2020 | Black & Kletz Allergy
Pollen is comprised of a powdery substance whose individual grains contain the male part (i.e., anthers) of seed-bearing plants. The pollen causes the female part of the same type of flower to produce seeds. Pollen is carried to other plants via the wind or by insects. It is when the pollen is dispersed by the […]
Read MoreMay 10, 2020 | Black & Kletz Allergy
Rhinitis is a term that means inflammation of the mucus membranes of inside the nose. It is a very common condition. Rhinitis can either be acute or chronic. Acute rhinitis is inflammation of the mucus membranes of the inner nose that lasts up to 4 weeks in duration. It is not uncommon for acute rhinitis […]
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