This 31 years old female patient visited our hospital on July 2000, with complaint of painful ulceration on vulvar with withish coated membrane and oral mucosa ulceration at 28 weeks of pragnancy.

Behҫet's disease is an inflammatory disorder of unknown cause, characterized by recurrent oral aphthous ulcers, genital ulcers, uveitis, and skin lesion.

We are present a case of Behҫet's disease in pregnancy with a brief review of literature.