Compared with the canalith repositioning maneuver, the liberatory maneuver for posterior canal involvement uses:

• 1 Sustained upright sitting with the head held still for several minutes
• 2 Repeated forward bending performed while standing upright
• 3 A rapid movement from one side-lying position through sitting to the opposite side ✓ 정답
• 4 A slow sequence of head rotations performed entirely in supine

학습 참고용입니다. 실제 임상은 최신 지침과 소속 기관 프로토콜을 따르세요.