Clinical Signs Flashcards
1
Q
Dermatographism
A
Appearance of an urticarial wheal after focal pressure (stroking/scratching).
2
Q
Darier Sign
A
Rapid swelling of a stroked lesion in patients with uritcaria pigmentosa or mastocytosis.
3
Q
Nikolsky Sign
A
Epidermal shearing that occurs with gentle lateral pressure on seemingly uninvolved skin in patients wtih toxic epidermal necrolysis (TEN) and some autoimmune bullous diseases.
4
Q
Auspitz Sign
A
Appearance of pinpoint bleeding after scale is removed from plaques in psoriasis.
5
Q
Koebner Phenomenon
A
The development of lesions within areas of trauma (scratching/rubbing/injury). Common with psoriasis and lichen planus.
