MRI and MRV in differentiation of posterior reversible encephalopathy syndrome and venous occlusion inpatients with eclampsia or pre-eclampsia MRI和MRV在评价先兆子痫、子痫后脑静脉窦闭塞和可逆性后部脑白质病的价值
Objective: To study character mandibular movement tracings during mandibular protrusion in patients with unilateral posterior crossbite and compare the difference with normal occlusion. 目的:探讨单侧后牙反牙合髁突前伸运动轨迹的特征并比较与正常牙合之间的差异。
Methods: Anterior inferior cerebellar artery and the posterior inferior cerebellar artery were compressed with various pressures. The microcirculations in the cochlear lateral wall were observed and the amplitudes of brain stem response ( ABR) were measured during and after the arterial occlusion. 方法:手术压迫基底动脉的分支小脑前下、后下动脉,观察耳蜗外侧壁微循环改变,测量脑干诱发电位(ABR)幅度变化。
Posterior semicircular canal occlusion with microwave assisted technique in guinea pigs 应用微波技术行后半规管阻塞术的实验研究
Conclusion The posterior communicating artery is very important to the patients with the internal carotid artery stenosis or occlusion. Its dilatation on DSA and MRA or appearance on MRA shows its compensation. 结论后交通动脉在颈内动脉阻塞中有重要代偿作用,DSA上增粗及MRA上出现和增粗均有一定代偿意义。
13 patients received DSA examination and the results showed 6 patients with different degree disease of vertebral arery, 2 patients with isolated posterior inferior cerebellar artery occlusion, 1 patient with vertebral occlusion and ipsilateral posterior inferior cerebellar artery stenosis. 13例行DSA检查,6例示不同程度椎动脉病变,2例示小脑后下动脉闭塞,1例示椎动脉闭塞伴同侧小脑后下动脉狭窄。
The Cerebral Edema, Superoxide Dismutase and Histological Changes after Posterior 1/ 3 Occlusion of Sagittal Sinus in Rats 大鼠上矢状窦后1/3夹闭对其回流区组织的影响&自由基、脑水肿及病理改变
Conclusion: Posterior semicircular occlusion with microwave technique is suggested as an effective and safe treatment for the benign paroxysmal positional vertigo. 结论:应用微波技术行后半规管阻塞术是对后半规管阻塞术的一种有意义的改进方法。
Methods: 7 patients suffering with posterior urethral stricture and occlusion because of pelvic fracture were treated by endourethral surgery, using plasma-kinetic energy system, guided by flexible cystoscopy through cystic fistula. 方法:总结7例后尿道狭窄或闭锁患者应用软性膀胱镜联合双极等离子电切治疗的临床经验。
( Conclusions Trabecular) resection combined with posterior synechia separation of the pupil and iris, peripheral anterior synechia separation of the iris and pupillary organization membrane resection is a better treatment in control IOP and improve visual acuity for secondary glaucoma associated with occlusion of pupil. 结论小梁切除联合虹膜和瞳孔后粘连分离、周边虹膜前粘连和房角分离、瞳孔区机化膜分离和切除,对瞳孔膜闭继发青光眼在有效控制眼压和提高视力方面有良好的效果。
The posterior artery occlusion ( 1 case). 大脑后动脉闭塞1例;
Conclusions: Endoscopic operation with bipolar plasma-kinetic energy combined with flexible cystoscopy were believed efficacy and safety to be the first choice of treatment for complex posterior urethral stricture and occlusion. 结论:软性膀胱镜联合双极等离子电切能迅速正确切除狭窄瘢痕,恢复尿道正常连续性,降低术后复发率,是一种新的安全有效的微创技术。
Within posterior urethral stricture and occlusion situation, open surgery was in 16 cases with 10 cases of normal urination and endoscopic surgery in 98 cases with 92 cases of normal urination. 114例后尿道狭窄或闭锁者中行开放手术16例,术后排尿通畅者10例,排尿困难或不能排尿者6例,尿道造影显示尿道狭窄;
The direction of condylar subchondral bone trabeculae was arranged obviously perpendicular to the articular surface in central and posterior parts in the disordered occlusion group. 实验组中部和后部软骨下骨小梁变得明显垂直于髁突表面排列。
Effect on Vestibular and Cochlear Functions of Posterior Semicircular Canal Occlusion in Guinea Pigs 后半规管阻塞前后豚鼠前庭及耳蜗功能的动态变化
Objective: To study the effectiveness of posterior semicircular canal occlusion with microwave assisted technique. 目的:探讨应用微波技术行后半规管阻塞术的可行性。
The effect of posterior vitreous detachment on the prognosis of branch retinal vein occlusion 玻璃体后脱离对分枝静脉阻塞预后的评价
Objective To study the changes of the posterior communicating artery in patients with internal carotid artery ( ICA) with severe stenosis or occlusion on digital subtract angiography ( DSA) and magnetic resonance angiography ( MRA). 目的应用DSA、MRA研究颈内动脉狭窄或闭塞患者后交通动脉的变化。
Changes of Function and Morphology of the Inner Ear in Guinea Pigs with Posterior Semicircular Canal Occlusion 后半规管阻塞术对内耳功能与形态影响的实验观察
Objective To observe the effect on vestibular and cochlear functions of posterior semicircular canal occlusion ( PCO) in guinea pigs. 目的探讨机械性后半规管阻塞前后豚鼠前庭和耳蜗功能的动态变化。