Summary:
Gastrointestinal bleeding is a common entity. Incidence of
bleeding has comparatively increased though case fatality
is static. Despite improved treatments and better
understanding of the underlying pathophysiology of peptic
ulcer disease the rising figures of GI bleeding reflect an
increasing proportion of elderly population and nonsteroidal
anti-inflammatory use. Overall, 5% of all cases of
gastrointestinal bleeding fall under the category of Obscure
gastrointestinal bleeding (OGIB) in the USA. Obscure
gastrointestinal bleeding is defined as bleeding of unknown
origin that persists or recurs after an initial negative