Urticarial Vasculitis

Dr. Jean Seignalet (Pronounce it “Shon Saynyalay”) was a French professor of medicine who devised...

Langerhans cell histiocytosis

Dr. Jean Seignalet (Pronounce it “Shon Saynyalay”) was a French professor of medicine who devised...

Microscopic colitis

Dr. Jean Seignalet (Pronounce it “Shon Saynyalay”) was a French professor of medicine who devised...

Mouth Ulcers

Dr. Jean Seignalet (Pronounce it “Shon Saynyalay”) was a French professor of medicine who devised...

Crohn’s disease

Dr. Jean Seignalet (Pronounce it “Shon Saynyalay”) was a French professor of medicine who devised...