|LABORATORY AUTOMATION SPECIALISTS|
An instrument used in the diagnosis symptomatic dermagraphism and delayed pressure urticaria.
The Dermagraphic tester is a pen-sized instrument used in the diagnosis of symptomatic dermagraphism and delayed pressure urticaria. It contains a spring-loaded tip of 0.9mm diameter which is used to apply controlled and localised pressure to the skin. The level of force applied can be set by means of the adjuster and the associated calibrated scale at the top of the instrument.
The instrument is supplied in a box together with a calibration certificate
Journal of Dermatography Delayed pressure urticaria, objective evaluation
of a variable disease using a dermographometer and assessment of treatment
using colchicine FRANCES LAWLOR1,*, ANNE KOBZA BLACK1, A. MILFORD
WARD2, R. MORRIS3, M.W. GREAVES1