title: Cryofibrinogenaemia with vasculitis: a new overlap syndrome causing severe leg ulcers and digital necrosis in rheumatoid arthritis?
authors.forename: Muhammad S
authors.initials: MS
authors.lastname: Soyfoo
authors.forename: Bruno
authors.initials: B
authors.lastname: Couturier
authors.forename: Elie
authors.initials: E
authors.lastname: Cogan
mesh_terms: D001172:Arthritis, Rheumatoid / Q000150:complications*; D003449:Cryoglobulinemia / Q000209:etiology*; D003450:Cryoglobulins / Q000378:metabolism*; D005260:Female; D015241:Fibrinogens, Abnormal / Q000378:metabolism*; D005385:Fingers; D006801:Humans; D007871:Leg Ulcer / Q000209:etiology*; D008875:Middle Aged; D009336:Necrosis / Q000209:etiology*; D013577:Syndrome; D014034:Toes; D014657:Vasculitis / Q000209:etiology*
chemical_list: D003450:Cryoglobulins; D015241:Fibrinogens, Abnormal; C041874:cryofibrinogen