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How long does it take for a cat allergy symptom to show

A 43-year-old member asked:
Dr. Andrew Murphy
28 years experience Allergy and Immunology
Varies: Cat allergy symptoms can include: runny nose and eyes, itchy nose, eyes and ears, skin rahes, trouble breathing and asthma symptoms.

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A 50-year-old member asked:
Dr. Doanh Nguyen, md, faaaai
13 years experience Allergy and Immunology
Cat allergy: Depending on your symptoms, which organ systems it affects, treatments are different. Avoidance is the best choice. Remember cat allergens are very st ... Read More
A 54-year-old member asked:
Dr. Samuel Salamon
43 years experience Ophthalmology
Need cleanup 1st: Absent the cat, the allergens/dander won't increase. But hepa filter vacuuming, air filters, carpet/rug shampoos, etc are all needed to be rid of the ... Read More
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10 thanks
A 53-year-old member asked:
Dr. Lee Perry
Dr. Lee Perry answered
16 years experience Allergy and Immunology
Many treatments: First, cat avoidance would help. If that's not practical, you could treat with over-the-counter antihistamines (cetirizine or fexofenadine), prescript ... Read More
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1 thank
A male asked:
Dr. Ajay Acharya
36 years experience Internal Medicine
Pretty quick..: It should be very quick........
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1 thank
A 51-year-old member asked:
Dr. Joseph Bouvier
24 years experience Pediatrics
See below: Historically, the incubation period is from 3-7 weeks but it has been reported from 10 days to 7 years. Nevertheless, once the infection sets in, the ... Read More
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2 thanks
A member asked:
Dr. Pamela Lindor
31 years experience Pediatrics
1-2 weeks: The incubation period for pertussis about 7-10 days, with a range of 4-21days. If you know your baby was exposed, call your baby's doctor. There are m ... Read More
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A 38-year-old member asked:
Dr. Martin Raff
55 years experience Infectious Disease
HIV: Anyone can have HIV infection for a decade or more without overt symptoms. Testing is the answer to detection, not only for abused kids, but for anyb ... Read More
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1 thank
A 40-year-old member asked:
Dr. Manav Singla
22 years experience Allergy and Immunology
15 minutes: The typical allergy skin test takes 15 min. To develop once applied to the skin. So you will have meaningful answers in 15 min.! however, plan on you ... Read More
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3 thanks
A 38-year-old member asked:
Dr. Robert Marvit
56 years experience Psychiatry
Depends on drug: From immediatly to weeks or months depending on drug the dose and route of administration.
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2 thanks
A male asked:
Dr. John Munshower
29 years experience Family Medicine
Indeterminate: It can take several weeks/months to seroconvert positive after an exposure to hiv. Symptoms may not occur until even longer depending on the individu ... Read More
A 40-year-old member asked:
Dr. Daniel Lee
25 years experience Internal Medicine
Depends...: The answer depends.... If you are talking about symptoms of acute hiv, these may occur within 2 to 4 weeks of infection and may last a week. However, ... Read More
A 40-year-old member asked:
Dr. Joseph Bouvier
24 years experience Pediatrics
See below: Historically, the incubation period is from 3-7 weeks but it has been reported from 10 days to 7 years. Nevertheless, once the infection sets in, the ... Read More
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2 thanks
A 53-year-old member asked:
Dr. Tim Conrad
33 years experience Ophthalmology
Seconds to minutes: Most of the time, the bruising of a black eye occurs immediately.
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1 comment
A 48-year-old member asked:
Dr. Kelly Elmore
18 years experience Obstetrics and Gynecology
Depends: It can take a couple of days, weeks, months or never have symptoms but the consequences can last a lifetime. Limit your partners and wear condoms.
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2 thanks
A 44-year-old member asked:
Dr. Richard Bensinger
51 years experience Ophthalmology
3-8 days: Most conjunctivitis is viral in origin and the body's defenses will organize and defeat the virus in 3-8 days for most kinds. You will notice a lesse ... Read More
A 55-year-old member asked:
Dr. John Chiu
Dr. John Chiu answered
56 years experience Allergy and Immunology
Weeks up: Depending on the toddler. However allergic sensitization can develop within a couple of weeks (or years )after the initial exposure . A child with at ... Read More
A 26-year-old female asked:
Dr. Carlo Hatem
24 years experience Pulmonary Critical Care
Real quick: It can happen in a matter of minutes to hours.
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1 thank
A 55-year-old member asked:
Dr. Mark Aranson
42 years experience General Surgery
Quickly: Now-a-says almost instantaneously.
A 24-year-old female asked:
Dr. Rebecca Gliksman
37 years experience Internal Medicine
Pregnancy symptoms: Depends which symptoms, usually after 2 weeks may notice breast swelling/tenderness. some nausea, the uterus comes out of the pelvis at 12 weeks. Wou ... Read More
A 38-year-old member asked:
Dr. Mazen Ghani
23 years experience Radiology
Most radiology : Departments are now digital so images are processed quickly.
A 58-year-old male asked:
Dr. Oscar Novick
57 years experience Pediatrics
Sepsis: It depends on how severe your infection is, how long you have been ill, what organism is involved and what antibiotic is used. On average it can take ... Read More
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1 thank
A 56-year-old member asked:
Dr. Stevan Cordas
56 years experience Internal Medicine
How long: Minutes to hours. Depends how bad it is and how allergic you are.
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5 thanks
A 51-year-old member asked:
Dr. Charles Sturgis
28 years experience Pathology
About a month...: Early HIV symptoms occur about one month after infection. These can include: fever, headache, fatigue, swollen lymph glands, and rash. These early HIV ... Read More

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

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