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NOTES (natural orifice transluminal endoscopic surgery) |
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NSAIDs |
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NSTEMI. See Non-ST-elevation myocardial infarction |
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Obesity |
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Obstruction |
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Obstructive sleep apnea (OSA) |
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Obstructive sleep hypopnea (OSH) |
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Obturator nerve block-Figure |
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Occult pneumothorax |
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Ocular ischemia or infarction |
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ODS. See Osmotic demyelination syndrome |
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Oka, Yasu |
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Omalizumab, preoperative use of |
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Ophthalmic medications, topical |
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Opioid agonists |
