查询词典 sacrum

The pelvis was anatomically reconstructed and SAO was measured as the angle created between the intersection of a line running parallel to the superior surface of the sacrum and a line running between the anterior superior iliac spine and the anterior-superior edge of the symphysis pubis.

取骶骨上骨面平行线于髂前上棘与耻骨联合前缘连线相交，测量交角角度作为骶骨解剖学方向。

The sacrum and coccyx are found at the base of the spine and are a group of bones fused together, they are believed to be the bones that formed a tail in early evolution of man.

骶骨和尾骨被发现在该基地的脊柱和是一组骨融合在一起，他们相信是骨骼形成的一条尾巴在早期演化的男子。

17 patients with sacrum and coccyx fracture were examined with MSCT by using post-process of MPR and VR reconstruction .

17例骶尾骨骨折病人行MSCT扫描，图像经处理后进行多平面重建和三维重建，最后进行图像分析研究。

Objective:To evaluate MSCT (Multi-slice Spiral CT) MPR and 3D reconstruction in the diagnosis of sacrum and coccyx fracture.

目的：分析研究多层螺旋CT(Multi-slice Spiral CT，MSCT)多平面重建和三维重建技术在骶尾骨骨折中的应用价值。

The lower back, also known as the lumbar region is made up of five vertebrae, the sacrum and coccyx, and is found in the lower third of the spine.

下背部，又称为腰地区成立五腰椎，骶尾骨，发现在较低的三分之一的脊柱。

There were 36 males and 40 females,with the average age of 47.7 years.36 patients presented with sciatica and perineal numbness,11 patients had painless mass and the other 20 were identified due to other causes.Among 67 benign neurogenic tumors,54 were originated from S1-S3 nerves,3 from S4-S5 nerves and 11 from the presacral space without caudal involvement.Giant cell tumor was found in 60 patients,which included 24 males and 36 females,with an average age of 32 years.Upper sacrum（S1-S2） was involved firstly.There were 56 patients（average,37.7 years） diagnosed as other primary benign bone tumors,which included 24 cases of teratomas,epidermoid cyst or dermoid cyst.Other malignant tumors,including chondrosarcoma （17）,Ewing′s sarcoma/PNET（14）,multiple myeloma（12）,lymphoma（6） and osteosarcoma（6） were found in 64 patients.

其中脊索瘤95例，男62例，女33例，平均年龄55.7岁，骶尾区疼痛是主要症状（82例），半数以上患者伴有坐骨神经痛，肿瘤多先累及低位骶骨（S3~S5）；神经源性肿瘤76例，男36例，女40例，平均年龄47.7岁，神经纤维瘤43例，神经鞘瘤24例，恶性神经鞘瘤9例，主诉多为坐骨神经痛、会阴部麻木（36例）和无痛性包块（11例），20例患者为查体或其他原因检查时发现，67例骶骨良性神经源性肿瘤起源于S3以上神经者54例，起源于S3以下神经者3例，发生于骶前未累及骶管者10例；骨巨细胞瘤60例，男24例，女36例，平均年龄32岁，腰骶尾部不适（37例）、坐骨神经痛（21例）是主要的临床表现，肿瘤多先累及上位骶骨（S1~S2）；骶骨其他原发良性肿瘤及瘤样病变56例，包括畸胎瘤、皮样囊肿、表皮样囊肿共24例；其他原发恶性肿瘤64例，包括软骨肉瘤17例，尤文肉瘤14例，多发性骨髓瘤12例，成骨肉瘤6例等。

Methods: 50 normal sacrum specimens and 28 fractured sacrum specimens were obtained for the study.

目的：为提高骶骨骨折的诊断率及选择治疗方法提供依据。

Sacrum Anterior means the fetal sacrum is closest to the mother's symphysis.

骶前意思是胎儿骶骨紧靠母体耻骨位置。

It has been suggested that the architecture of the lower lumbar vertebrae and sacrum (e.g., inadequate separation between the inferior articular process of L4 and the superior articular process of L5, a wedged-shape interfacet region of L4, a more frontally oriented lumbar facet, and a wider sacrum), pelvic orientation and lumbosacral parameters (e.g., pelvic incidence, sacral table angle) may play a role in the development of spondylolysis.

低位椎体和骶骨的结构（如L4下关节突与L5上关节突间隔不足，L4下关节突成楔形，腰椎小关节方向过分偏额面方向，骶骨过宽），骨盆方向和腰骶段的参数（如骨盆影响和骶骨水平角）可能在脊柱滑脱的发展中扮演重要角色。

Results: On the normal sacrum, there was no difference between the left and right distance between the middle point of transverse line to sacrum wing, as well left and right transverse diameter of anterior and posterior sacral foramina.

结果：正常骶骨每条横线中点距左右骶骨翼水平距离无显著差异，骶前孔、骶后孔左右侧无明显差异。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。