Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成于半规管背面与耳石器官面且在第五后脑特殊节状结构后面的一个上皮囊。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯经切除术（后经）和后半规管闭术是应用于难治阵发位置眩晕的两种特殊的手术治疗技术。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM治疗效果明显优于体位限制治疗，凡后半规管BPPV诊断明确者均应给予PRM治疗。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成于规管耳石器官腹且在第五脑特殊节状结构的一个上皮囊。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯神经切除术（壶腹神经）和规管闭术是应用于难治性良性阵发性位置性眩晕的两种特殊的手术治疗技术。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM治疗效果明显优于体位限制治疗，规管BPPV诊断明确者均应给予PRM治疗。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成于半规管背面与耳石器官腹面且在第五脑特殊节状结构面的一个上皮囊。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯神经切除（腹神经）和半规管闭是应用于难治良位置眩晕的两种特殊的手治疗技。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM治疗效果明显优于体位限制治疗，凡半规管BPPV诊断明确者均应给予PRM治疗。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成于半规管背面与耳石器官腹面且在第五后脑特结构后面的一个上皮囊。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯神经切除（后壶腹神经）和后半规管闭是应用于难性良性阵发性位置性眩晕的两种特的手疗。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM疗效果明显优于体位限制疗，凡后半规管BPPV诊断明确者均应给予PRM疗。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成于半规管背面与耳石器官腹面且在第五殊节状结构面的一个上皮囊。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯神经切除术（壶腹神经）和半规管闭术是应用于难治性良性阵发性位置性眩晕的两种殊的手术治技术。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM治明显优于体位限制治，凡半规管BPPV诊断明确者均应给予PRM治。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小形成于半规管背面与耳石器官腹面且在第五后脑特殊节状结构后面一个上。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

纯神经切除术（后壶腹神经）和后半规管闭术是应用于难治性良性阵发性位置性眩种特殊手术治疗技术。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM治疗效果明显优于体位限制治疗，凡后半规管BPPV诊断明确者均应给予PRM治疗。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

小囊形成于半规管背面与官腹面且在第五后脑特殊节状结构后面的一个上皮囊。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯神经切除术（后壶腹神经）和后半规管闭术是应用于难性良性阵发性位置性眩晕的两种特殊的手术技术。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM效果明显优于体位限，凡后半规管BPPV诊断明确者均应给予PRM。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成于半规管背面与耳石器官腹面且在第五后脑殊节状结构后面的一囊。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯神经切除术（后壶腹神经）和后半规管闭术是应用于难治性良性阵发性位置性眩晕的殊的手术治疗技术。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM治疗效果明显优于体位限制治疗，凡后半规管BPPV诊断明确者均应给予PRM治疗。

Otic vesicle An epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally.

耳小囊形成于半规管背面与耳石器官腹面且在第五后脑节状结构后面上皮囊。

Singular neurectomy (posterior ampullary nere transsection) and posterior semicircular canal occlusion are the 2 specific techniques used in intractable BPP surgery.

单纯神经切除术（后壶腹神经）和后半规管闭术是应用于难治性良性阵发性位置性眩晕两种手术治疗技术。

Conclusion: The therapy effect of PRM was superior to postural striction, and all patients should be treated by PRM when the diagnosis of posterior semicircular canal BPPV was uncle.

PRM治疗效果明显优于体位限制治疗，凡后半规管BPPV诊断明确者均应给予PRM治疗。