Betekenis van:
erythema
erythema
Zelfstandig naamwoord
- abnormal redness of the skin resulting from dilation of blood vessels (as in sunburn or inflammation)
Hyperoniemen
Hyponiemen
Voorbeeldzinnen
- erythema
- ‘minimum erythemal dose’ means the quantity of erythema-effective energy;
- photochemical damage and thermal damage 2.2, 2.3 180 to 400 UV skin erythema
- Therefore, although the sun protection factor refers only to protection against the radiation which causes erythema (mainly UVB radiation), sunscreen products should contain both UVB and UVA protection.
- The inflammation of the skin (‘sun burn’) and the resulting reddening of the skin (erythema) is mainly caused by UVB radiation.
- Its main characteristic is its reversible process involving inflammatory reactions and most of the clinical characteristic signs of irritation (erythema, oedema, itching and pain) related to an inflammatory process.
- The major criterion for classification of a substance as irritant to skin, as shown in paragraph 3.2.2.7.1, is the mean value of the scores for either erythema/eschar or oedema calculated in at least 2 of 3 tested animals.
- Mean value of ≥ 2,3 - ≤ 4,0 for erythema/eschar or for oedema in at least 2 of 3 tested animals from gradings at 24, 48 and 72 hours after patch removal or, if reactions are delayed, from grades on 3 consecutive days after the onset of skin reactions; or
- Table 3.2.2 Skin irritation category Category Criteria Category 2: Irritant (1) Mean value of ≥ 2,3 - ≤ 4,0 for erythema/eschar or for oedema in at least 2 of 3 tested animals from gradings at 24, 48 and 72 hours after patch removal or, if reactions are delayed, from grades on 3 consecutive days after the onset of skin reactions; or