RHEUMATOID PACHYMENINGITIS.
D001168:Arthritis; D001172:Arthritis, Rheumatoid; D004388:Dura Mater; D005853:Geriatrics; D006801:Humans; D008581:Meningitis; D010336:Pathology; D013166:Spondylitis; D013167:Spondylitis, Ankylosing
ARTHRITIS, RHEUMATOID; DURA MATER; GERIATRICS; MENINGITIS; PATHOLOGY; SPONDYLITIS, ANKYLOSING