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Obesity
Obstruction
Obstructive sleep apnea (OSA)
Obstructive sleep hypopnea (OSH)
Obturator nerve block-Figure
Occult pneumothorax
Ocular ischemia or infarction
ODS. See Osmotic demyelination syndrome
Oka, Yasu
Omalizumab, preoperative use of
Ophthalmic medications, topical
Opioid agonists
Oral anticoagulants, and epidural analgesia
Orbital model, and lasers
Displaying items 1711 - 1740 of 2682