No abstract available
MeSH terms
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Diagnosis, Differential
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Humans
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Intestinal Perforation / diagnosis
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Male
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Middle Aged
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Nerve Block / adverse effects*
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Nerve Block / methods
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Pain / prevention & control
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Rectum / injuries
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Retropneumoperitoneum / diagnostic imaging
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Retropneumoperitoneum / etiology*
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Tomography, X-Ray Computed