Patch test

What is Patch test?

A test of skin sensitiveness: a small piece of paper, tape, or a cup, wet with nonirritating diluted test fluid, is applied to skin of the upper back or upper outer arm and after 48 hours the covered is compared with the uncovered surface; an erythematous reaction with vesicles occurs if the substance causes contact allergy.

Questions and answers on "Patch test"

Hi there my mum has had knee replacements done in both knees at the same time 31/2 mnths ago. Ever since she has terrible itching esp around the...

doctor1 MD

Brief Answer:
Skin and patch test for metals & cement.

Detailed Answer:
Thanks for your query.

To find out whether your mother is allergic...

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Hi doctor. I have used a new type of black castor oil whoch i brought in online without enquiring about it. I applied fa two days on my head n top...

doctor1 MD

Brief Answer:
irritant contact dermatitis with secondary infection

Detailed Answer:
Hello. Welcome to
I have read your query....

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Area: Allergy Check.
Someone i know has an eye problem called CSR (Central Serous Reitonpathy)

They have been asked to undergo the test:...

doctor1 MD

Brief Answer:
No need to worry much.

Detailed Answer:
Thanks for your question on HealthcareMagic.
I can understand your concern.

First of all,...

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