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Disorders of stomach. (Cancer of the stomach (Risk factor (Smoking…
Disorders of stomach.
Cancer of the stomach
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Causes
Causes are unknown, occurs when normally healthy cell within upper digestive system become cancerous
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Pathophyiology
Adenocarcinomas, melanomas, lymphomas and lelomyosarcomas are the most common cancer of the stomach
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Contiguous spread happens through the wall of the stomach which involve the adjacent extension to the pancreas
Lymphatic spread involve the local, regional and distal lymph nodes and it occurs early
Haematogenous spread to the liver, lung and bones
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Inflammatory condition
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Causes
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physical, emotional ,physiological stress
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Ulceration
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Pathophysiology
stomach acid is produced by everyone in different amount and in different production patterns throughout life
The mucosal barrier help prevent the back diffusion of acid from the gastric lumen through mucosal layer to the underlying tissues
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