Allergies

Question 1

what is irritant contact dermatitis?

Answer 1

non immunological damage to the skin

caused by acids, solvents, alkalis, detergents

Question 2

what is acute contact dermatitis?

Answer 2

after overwhelming exposure to strong irritant

Question 3

what is chronic contact dermatitis?

Answer 3

wear and tear on the skin after repeated exposures to iritant substance

Question 4

what is sodium laurly sulphate and what is it known to cause?

Answer 4

burning mouth syndrome

sodium lauryl sulphates present in toothpaste, now SLS free tp

Question 5

what is allergic contact dermatitis?

Answer 5

hypersensitivity or type IV immunological reaction

Question 6

what are the two phases of contact dermatitis?

Answer 6

1. Sensation phase - allergen is presented to local langerhan cells in lymph nodes
2. Elicitation phase - development of dermatitis at sites of skin contact