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Obstruction |
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Obstructive sleep hypopnea (OSH) |
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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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Obesity |
Obstructive sleep apnea (OSA) |
Obturator nerve block-Figure |
Oka, Yasu |
Omalizumab, preoperative use of |
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Opioid agonists |
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Oreo cookie sign |
OR-MRS. See Obesity surgery mortality risk score |
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