Diagnostic test of choice and allows biopsies to be taken. [[NSAIDs|NSAID]] related ulcers are reguarly located in the antrum and there is limited mucosal thickening or irregularity whereas ulcerated [[Gastric Neoplasia|gastric tumours]] will have thickened mucosa and edges. Any biopsies should be taken at the edge of normal and diseased to avoid further deepening or perforation.
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Diagnostic test of choice and allows biopsies to be taken. [[NSAIDs|NSAID]] related ulcers are reguarly located in the antrum and there is limited mucosal thickening or irregularity whereas ulcerated [[Gastric Neoplasia|gastric tumours]] will have thickened mucosa and edges. Any biopsies should be taken at the edge of normal and diseased tissue to avoid further deepening or perforation.