I DON'T KNOW WHERE EVERYONE IS FROM. BUT MY DAUGHTER WAS DIAGNOSED WITH UTICARIA PIGMENTOSA WHEN SHE WAS AN INFANT. SHE IS NOW ALMOST 4 AND IT IS SLOWLY GOING AWAY. BUT NOW MY NIECE WHO IS 6 IS STARTING WITH THE SYMPTOMS AND WENT TO THE DOCTOR AND SHE HAS THE BEGINNING STAGES.
I FOUND AN EXCELLENT DOCTOR AT THE GEISINGER MEDICAL CENTER HOSPITAL IN DANVILLE, PENNSYLVANIA. IF ANYONE NEEDS ANY INFORMATION, THIS WOULD BE A GREAT PLACE TO START. 800-275-6401
OUR DOCTORS NAME IS DR. PRIDE.
HOPE THIS HELPS!!
Systemic Mastocytosis can only be truly diagnosed with a bone marrow biopsy. You will need to find a hematologist. Good Luck though, I can't find one to do my biopsy.
Try this:
http://dermnetnz.org/colour/urticaria-pigmentosum.html
and here is a skin disorder forum page:
http://www.skincell.org/
also, there is another spelling:
Urticaria Pigmentosa
I guess one spelling is probably American, and the other international.