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With ready access to noninvasive methods of assessing abdominal processes, physicians may forget the first step of physical examination: observation. Physical signs, often neglected or discarded (and felt to be of importance only in trivia quizzes), can quickly direct patient examination in a cost-effective way. In this article, Dr Raymond discusses various periumbilical signs and the conditions linked to them.
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Patricia L. Raymond (1990) studied this question.
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