Changes

Definitive diagnosis requires endoscopy (cannot do in foals as need to starve prior to exam)

Definitive diagnosis requires endoscopy (cannot do in foals as need to starve prior to exam)

==Laboratory tests==

==Laboratory tests==

The detection of occult blood in faeces has proven unreliable in the horse and currently, useful laboratory markers for EGUS are lacking. (EGUC)  Other tests that require further analysis for sensitivity and specificty include(Sanchez):

The detection of occult blood in faeces has proven unreliable in the horse and currently, useful laboratory markers for EGUS are lacking.<ref name="EGUC">The Equine Gastric Ulcer Council (1999) Tutorial Article: Recommendations for the diagnosis and treatment of equine gastric ulcer syndrome (EGUS).  ''Equine Vet Educ'', 11(5):262-272.</ref> Other tests that require further analysis for sensitivity and specificity<ref name="Sanchez">Sanchez, L.C (2010) 'Diseases Of The Stomach' in  Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), Saunders, Chapter 15.</ref> include:

*Urine (93) and blood (94) sucrose absorption as an assay of gastric mucosal permeability (Sanchez)

*Urine (93) and blood (94) sucrose absorption as an assay of gastric mucosal permeability<ref name="Sanchez">Sanchez, L.C (2010) 'Diseases Of The Stomach' in  Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), Saunders, Chapter 15.</ref>

*Serum alpha1-antitrypsin which has been detected more frequently in foals with gastric ulceration (95 in Sanchez)

*Serum alpha1-antitrypsin which has been detected more frequently in foals with gastric ulceration (95)

==Endoscopy==

==Endoscopy==