Autographism | definition of autographism by Medical dictionary
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A form of urticaria in which whealing occurs in the site and in the configuration of application of stroking (pressure, friction) of the skin. The resulting white line response appears early in flares of atopic dermatitis.
[dermato- + G. graphō, to write]
a skin condition characterized by wheals that develop from tracing on the skin with the fingernail or a blunted instrument. This condition makes the patient itch and may be associated with urticaria. Also called dermatographia
, Ebbecke's reaction