Example sentences of "have a past history " in BNC.

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1 Eight patients had a past history of recurrent peptic ulcers or gastritis .
2 Eight patients had a past history of recurrent gastric ulcer ( n=5 ) , endoscopic gastritis ( n=3 ) , or gastrointestinal bleeding ( n=4 ) from 2 to 10 years before diagnosis .
3 Two patients had a past history of small cell lung lymphoma treated surgically ( n=1 ) or with chemotherapy ( n=1 ) .
4 All the patients had complained of chronic epigastric pain for years before diagnosis and eight had a past history of recurrent gastric ulcer , gastrointestinal bleeding , or gastritis .
5 She had a past history of Crohn 's disease which was quiescent and she was taking oral contraceptives .
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