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October 23, 2025 | Black & Kletz Allergy
Urticaria (i.e., hives) are itchy red blotches or “welts” that generally occur on the skin but may also occur internally on various parts of the body. The lesions can be flush with the skin, but are usually slightly elevated above the skin surface, similar to a mosquito bite. Approximately 20 to 30% of the population […]
Read MoreOctober 10, 2025 | Black & Kletz Allergy
Individuals with asthma probably are unaware of the association between asthma and acid reflux (GERD). It is estimated that approximately 75% of asthmatics have GERD of some degree. GERD or acid reflux occurs when there is a backflow of stomach contents into the esophagus (i.e., swallowing tube). In other words, the stomach contents travel in […]
Read MoreSeptember 26, 2025 | Black & Kletz Allergy
SARS-CoV-2 is the name of the coronavirus that is responsible for the COVID-19 pandemic that caused millions of deaths worldwide. Although vaccination and established population immunity have substantially mitigated the severity of acute SARS-CoV-2 infections, the virus continues to infect millions of people resulting in a number of hospitalizations and deaths. There is a need for an […]
Read MoreSeptember 26, 2025 | Black & Kletz Allergy
Autumn has just begun and for some people it is a bittersweet moment. Although many individuals enjoy the lower temperatures that the autumn brings in the Washington, DC, Northern Virginia, and Maryland metropolitan region, many allergy sufferers are not so welcoming because with the lower temperatures, mold and weed pollen levels rise. The major weed culprit […]
Read MoreAugust 18, 2025 | Black & Kletz Allergy
Over the last 10-15 years, the number of individuals with meat allergy has risen mainly because of a condition called alpha-gal syndrome or mammalian meat allergy. Alpha-gal syndrome was first identified by Dr. Thomas Platts-Mills at the University of Virginia School of Medicine in 2002. He discovered that the syndrome originated from the bite of lone star […]
Read MoreAugust 13, 2025 | Black & Kletz Allergy
Toxic epidermal necrolysis (TEN) is a painful, life-threatening skin condition. It is associated with blistering and peeling of large areas of the skin, including mucous membranes such as the mouth, eyes, and/or genitals. If less than 10% of the body surface is involved, it is often called Stevens- Johnson syndrome (SJS). In the more severe […]
Read MoreJuly 18, 2025 | Black & Kletz Allergy
Pet allergies are quite common in the United States. About 20% of the U.S. population have cat allergies and 10% of the people in the U.S. have dog allergies. Approximately 70% of the homes in the U.S. have at least 1 pet with dogs being the most common pet, followed by cats. The percentage of […]
Read MoreJuly 08, 2025 | Black & Kletz Allergy
Erythema Multiforme is a type of a rash on the skin, usually triggered by an infection or an adverse effect of a medication. The condition gets its name from the appearance of reddish skin lesions of various forms seen at the same time. Erythema multiforme affects less than 1% of the population. It is most […]
Read MoreJune 27, 2025 | Black & Kletz Allergy
Prurigo nodularis is a chronic inflammatory skin disease where an extremely itchy rash in the form of firm bumps called nodules appears most commonly on the arms, legs, upper back, and/or abdomen. The rash is usually symmetrically distributed on both sides of the body. The itchiness, burning, and stinging sensation associated with prurigo nodularis is […]
Read MoreJune 16, 2025 | Black & Kletz Allergy
Now that Summer is almost here, people tend to spend a lot of time outdoors. Whether it be going to the beach, swimming at the neighborhood pool, playing baseball or softball, having a picnic, fishing, hiking, riding bicycles, gardening, or any other outside activity, people are more likely to be outdoors now than in any […]
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