Well, there is Dr Waner in NYC. He is regarded as THE expert, bar none.
Around your area, though, are some very good physicians:
Bernard Cohen, MD
Pediatric Dermatology
The Johns Hopkins Hospital
Brady 208
600 N. Wolfe Street
Baltimore, MD 21287
410-955-2049 (tel)
bcohen2@jhmi.edu
Treats vascular lesions
Anne Comi, MD
Kennedy Krieger Institute
707 N. Broadway
Tower 100B
Baltimore, MD 21205
Phone: (443) 923-9127
Fax: (443) 923-9160
Email:
comi@kennedykrieger.org
The Hunter Nelson Sturge-Weber Center at Kennedy Krieger Institute
http://sturgeweber.kennedykrieger.org/index.jsp
Either of those can give you a proper diagnosis!
Missy