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how long does pet dander remain in the house

A 38-year-old member asked:
Dr. Sean McGhee
22 years experience Allergy and Immunology
4 months: About four months for most cat allergen, and dog is probably similar, although there isn't much evidence about dog. Levels can persist much longer, es ... Read More
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Dr. Jack Mutnick
16 years experience Allergy and Immunology
Varies: Cat dander tends to be more buoyant and can actually find itself in the recessed corners of the ceiling. Dog dander is easier to clean overall. Effect ... Read More

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A 23-year-old member asked:
Dr. Sean McGhee
22 years experience Allergy and Immunology
4 months: The available information is for cat dander, but dog is probably similar. Typically about 4 months is needed to decrease levels to below 8 microgram/g ... Read More
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3 thanks
Dr. Brian Novick
42 years experience Allergy and Immunology
Hours: That's why if you are allergic to cats or dogs you should keep them out of the bedroom 100% of the time. If that is impossible, a hepa air filter may ... Read More
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1 thank
A 41-year-old member asked:
Dr. Sean McGhee
22 years experience Allergy and Immunology
Mostly research test: It's usually not necessary to test to see if you have pet dander. If you have a pet, you have pet dander. If you don't have a pet, some houses still h ... Read More
Dr. Barbara Stark Baxter
41 years experience Allergy and Immunology
Pet dander in house: If you have a pet, you have dander. You can also bring it home on your clothes if you visit people with pets, but the amount is small. Pet allergens c ... Read More
A 36-year-old member asked:
Dr. Sean McGhee
22 years experience Allergy and Immunology
No: While it's hard to directly compare these two, and for someone with a cat allergy in particular cat allergen in the home will be miserable for them, s ... Read More
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5 thanks
A 17-year-old female asked:
Dr. John Chiu
Dr. John Chiu answered
56 years experience Allergy and Immunology
Unusual: It is unusual to get hives from pet danger but nonetheless it can happen when one is very highly allergic. With a single exposure, most people should ... Read More
A 17-year-old female asked:
Dr. Jack Mutnick
16 years experience Allergy and Immunology
Hives: Depends on how long you are exposed to the dander. If it gets on your clothes, they need to be changed or washed to reduce skin exposure. Hives typica ... Read More
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1 thank
A 25-year-old member asked:
Dr. Michael P Vaughn
33 years experience Allergy and Immunology
Possibly years: Persons who are allergic to animal dander often report trouble with an apartment or a previously owned home that was contaminated with animal allergen ... Read More
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2 thanks
A 67-year-old male asked:
Dr. Amrita Dosanjh
35 years experience Pediatrics and Pediatric Pulmonology
Avoidance: Avoid dog dander, keep your house clean and consider a HEPA filter unit A virtual Healthtap consult is available.
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1 thank
A 4-year-old female asked:
Dr. Richard Bensinger
51 years experience Ophthalmology
Not a problem: Squint surgery is outside the eye interior and that portion of the eye anatomy is very resistant to infection or irritation. Most surgeries of this t ... Read More
A 74-year-old female asked:
Dr. Jack Mutnick
16 years experience Allergy and Immunology
Animal Allergy: Spending time around an animal you are allergic to should give you an idea if you have symptoms. If still unsure, your friendly allergist can test you ... Read More

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