RT Journal Article SR Electronic T1 A limited form of granulomatosis with polyangiitis in an ulcerative colitis patient receiving sulfasalazine JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 105 OP 107 DO 10.15537/smj.2022.43.1.20210914 VO 43 IS 1 A1 Fahdah Alokaily A1 Reem AlKathiri A1 Sarah AlKathiri A1 Seham Alrashidi YR 2022 UL http://smj.org.sa/content/43/1/105.abstract AB This is a case report of a 31-year-old lady who is known to have ulcerative colitis for 15 years and was on mesalazine. She presented with periorbital swelling, sinusitis, epistaxis, and was found to have positive anti-neutrophil cytoplasmic antibody and anti-proteinase-3 of a high titer. Biopsy from the maxillary sinus showed chronic non-specific inflammation and biopsy from the periorbital fat revealed inflammation and granulomatous changes. She had no other organ involvement. She was diagnosed with a limited form of granumatosis and polyangiitis and treated with methotrexate and prednisolone. The symptoms disappeared after treatment.