Dr. Derek K Johnson MD
Allergist and Immunologist (Pediatric) | Pediatric Allergy/Immunology3903A FAIR RIDGE DR FAIRFAX VA, 22033
Dr. Derek Johnson practices Pediatric Allergy Medicine in Philadelphia, PA. A pediatric allergist/immunologist finds and treats allergies and immune system problems that child patients suffer from. Dr. Johnson treats the reactions caused by pet dander, pollen, dust, mold spores, insect stings, food, and medications; those reactions include asthma, hay fever, hives, eczema, or a very severe and unusual reaction called anaphylaxis.
Education and Training
Univ of Pittsburgh Sch of Med, Pittsburgh Pa 1995
PediatricsAmerican Board of PediatricsABP
Dr. Derek K Johnson MD's Practice location
Philadelphia, PA 19140Get Direction
FAIRFAX, VA 22033Get Direction
Dr. Derek K Johnson MD's reviewsWrite Review
Patient Experience with Dr. Johnson
- Pink Eye vs. Allergies
IntroductionThe eye is one of the sensitive parts of the body, and it easily gets affected by any irritants such as microbes. Eyes turning red would be due to not getting enough sleep or not blinking enough in a day. In certain cases, it can also be a sign of some kind of infection or...
- Why Do Some Vaccines Have to Be Injected Twice?
What is active immunity?...
- What Is Loratadine: Uses, Dosage, and Side Effects
Generic Name: LoratadineBrand Name(s): Alavert, Tavist ND, Dimetapp ND, Claritin RediTabsWhat is loratadine?Loratadine is an antihistamine that blocks the action of histamine, which is a chemical released by mast cells in response to an allergen. When histamine is released, it causes symptoms of...
- Cold vs. Allergy: How to Tell the Difference
It is very common to assume that anyone with the sniffles is contagious. Very often, however, those sniffles are not linked to anything contagious at all--they can be related to other factors. The first thought of many individuals when they suffer from a runny nose, nasal congestion, coughing, or...
- Can Sinusitis Be Caused by Allergies?
The inflammation of the sinuses found in your forehead, cheekbones, and behind your nose is what is known as sinusitis. Sinusitis can be a short-term inflammation resulting from a bacterial infection after an infection like the common cold. However, sinusitis can also be chronic, resulting from...
- Are Food Allergies More Common in Children Than we Thought?
The results of a large study published in the journal Pediatrics, has shown that childhood food allergies are more common and dangerous than previously thought. In this study, researchers conducted a detailed survey of about 38,000 families who had at least one child under the age of 18-years-old....