Another Black tongue

Dear Colleagues,
I would like to post this case of black tongue and inner lips of this young lady who fixed a metal bridge of silver one month before the appearance of this pigmentation on the inner lips (note the exact match of the bridge and the site of pigment , the presence of pigment on [...]

Erythema dyschromicum perstans (Ashy dermatosis)

 Dear colleagues, I would like to present this case of Erythema dyschromicum perstans to contiue our valuable discussion for the case “A lady with a violaceous lesions”.
This patient is a 35 year old Saudi lady that has a gray-blue ill defined discoloration on neck, face and proximal arms for 7 years. These lesions are preceded by itch [...]