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Also known as: '''''Gastric Neoplasia

| Also known as:

|'''Gastric Neoplasia'''

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==Introduction==

| See also:

Squamous cell carcinoma is the most common primary tumor of the equine stomach.<ref name="Olsen">Olsen, S.N (1992) Squamous-cell carcinoma of the equine stomach: a report of 5 cases.  ''Vet Rec'', 131:170-173.  In: Zimmel, D.N (2010) ''Neoplasia of the Alimentary Tract'' in Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), ''Saunders'', Chapter 15.</ref>  It can affect the cardia and upper squamous regions of the stomach, resulting in a persistent mild [[Colic Diagnosis - Clinical Signs|colic]], commonly seen soon after feeding.  The tumor can invade and metastasize to lymph nodes, the lungs and regions palpable on [[Colic Diagnosis - Rectal Examination|rectal examination]].<ref name="Olsen">Olsen, S.N (1992) Squamous-cell carcinoma of the equine stomach: a report of 5 cases.  ''Vet Rec'', 131:170-173.  In: Zimmel, D.N (2010) ''Neoplasia of the Alimentary Tract'' in Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), ''Saunders'', Chapter 15.</ref>

|'''[[Colic, Gastric Causes]]'''

See also: '''[[Colic, Gastric Causes]]

Squamous cell carcinoma is the most common primary tumor of the equine stomach.<ref name="Olsen">Olsen, S.N (1992) Squamous-cell carcinoma of the equine stomach: a report of 5 cases.  ''Vet Rec'', 131:170-173.  In: Zimmel, D.N (2010) ''Neoplasia of the Alimentary Tract'' in Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), ''Saunders'', Chapter 15.</ref>  It can affect the cardia and upper squamous regions of the stomach, resulting in a persistent mild [[Colic Diagnosis - Clinical Signs|colic]], commonly seen soon after feeding.  The tumor can invade and metastasize to lymph nodes, the lungs and regions palpable on [[Colic Diagnosis - Rectal Examination|rectal examination]].<ref name="Olsen">Olsen, S.N (1992) Squamous-cell carcinoma of the equine stomach: a report of 5 cases.  ''Vet Rec'', 131:170-173.  In: Zimmel, D.N (2010) ''Neoplasia of the Alimentary Tract'' in Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), ''Saunders'', Chapter 15.</ref>

==Clinical Signs==

==Clinical Signs==

==Treatment and Prognosis==

==Treatment and Prognosis==

In most cases, surgical resection is not possible<ref>East, L.M, Savage, C.J (1998) Abdominal neoplasia (excluding urogenital tract).  ''Vet Clin North Am Equine Pract'', 14:475-493.  In: Zimmel, D.N (2010) ''Neoplasia of the Alimentary Tract'' in Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), ''Saunders'', Chapter 15.</ref> and the prognosis is grave, with a short survival time after diagnosis.<ref name="Talor">Taylor S.D, Haldorson, G.J, Vaughan, B, Pusterla, N (2009) Gastric neoplasia in horses.  ''J Vet Intern Med'', 23(5):1097-102.</ref>

In most cases, surgical resection is not possible<ref>East, L.M, Savage, C.J (1998) Abdominal neoplasia (excluding urogenital tract).  ''Vet Clin North Am Equine Pract'', 14:475-493.  In: Zimmel, D.N (2010) ''Neoplasia of the Alimentary Tract'' in Reed, S.M, Bayly, W.M. and Sellon, D.C (2010) '''Equine Internal Medicine''' (Third Edition), ''Saunders'', Chapter 15.</ref> and the prognosis is grave, with a short survival time after diagnosis.<ref name="Talor">Taylor S.D, Haldorson, G.J, Vaughan, B, Pusterla, N (2009) Gastric neoplasia in horses.  ''J Vet Intern Med'', 23(5):1097-102.</ref>

==References==

==References==