Patch test

Patch test

What this test checks

A test for skin allergies caused by

Cosmetics
Metals
Fragrances
Chemicals
Soaps or lotions

Why it’s done

To diagnose

Eczema
Dermatitis
Delayed allergic reactions

How it works

Small patches with allergens are placed on your back.
Left for 48 hours.
Skin is read for reactions after removal.

Who should get it

Adults or children with frequent allergy symptoms
People with chronic rashes
Patients with suspected contact dermatitis

Are your symptoms trying to tell you something?