D rug Eruption. Definition. Drug eruption : various kinds of drugs delivered into human body by kinds of means create the cutaneous and mucosal reaction. Drugs delivered by kinds of means. Oral Injections (subcutaneousintramuscularlyintravenous) External use ( eye drops 、 nasal drops)
Drug eruption :various kinds of drugs delivered into human body by kinds of means create the cutaneous and mucosal reaction.
Skin testing is negtive, why does the drug still cause the reaction?
The drug was discontinued a week ago, why do the eruptions appear now?
Penicilin did not cause reactions before, why am I allergic to it now ？
A new drug
Severe eruption n
Special allergic reaction
The onset and evolution of the eruptions
Different clinical types
Mucosal surface are eroded
Severe constitutional symptoms are often associated with high fever
Internal organ involvement
Skin lesions rapidly spread
Lesions are macule or purpuric centers form bullae slough
Drug eruption must be differentiated from
But sometime it is difficult to discriminate
Morbilliform drug eruption
Scarlatiniform drug eruption
Erythema multiform drug eruption
Pityriasis rosea drug eruption
Urticarial drug eroption