qq - veroko

[ArchivalUser]

Which of the following findings would suggest the diagnosis of pemphigus vulgaris as opposed to bullous pemphigoid?

A.Eosinophils within bullae
B.IgA deposits on basement membrane
C.IgG autoantibody activity
D.Negative Nikolsky sign
E.Oral mucosal lesion

[ArchivalUser]

Correct answ is EE

[ArchivalUser]

why not D
is not the sign to diferentiated bouth?
neagtive is for bullous penphigoid
pos for pemphigus