What is the most probable diagnosis?

A 30-year-old female has chronic diarrhea, mouth ulcers and skin tags. She complains of visual problems, low morning stiffness. Inv: ESR & CRP=raised, Hgb=10mg/dl.

What is the most probable diagnosis?
A . SLE
B . Seronegative arthritis
C . Gout
D . Reactive Arthritis

Answer: B

Explanation:

Chronic diarrhea, mouth ulcers and skin tags are features of IBD. There is a w association between IBD and seronegative arthritis (particularly AS). Here low back pain, visual problem, morn raised ESR and CRP, low hemoglobin indicates the diagnosis of seronegative arthritis.