漫话膝骨关节炎---八问四措施

2016-04-28 郭艳明 光华中西医结合医院

1 为什么人到中年易患膝骨关节炎? 膝关节是人体最大也是最复杂的关节,随着年龄增长,膝关节诸骨由于长年磨损,周围韧带松弛,致使关节不稳定,关节内外组织也容易发生纤维性粘连,尤其是不爱运动者,同时人过40,肌力下降,与膝关节有关的肌肉力量、韧带弹性都渐渐减弱,由于重力作用,膝关节上下关节面的软骨也遭破坏,骨与软骨组织发生增生性改变,形成骨刺,关节腔间隙变窄,骨刺刺激周围组织,压迫神经、血管,就

1 为什么人到中年易患膝骨关节炎?

膝关节是人体最大也是最复杂的关节,随着年龄增长,膝关节诸骨由于长年磨损,周围韧带松弛,致使关节不稳定,关节内外组织也容易发生纤维性粘连,尤其是不爱运动者,同时人过40,肌力下降,与膝关节有关的肌肉力量、韧带弹性都渐渐减弱,由于重力作用,膝关节上下关节面的软骨也遭破坏,骨与软骨组织发生增生性改变,形成骨刺,关节腔间隙变窄,骨刺刺激周围组织,压迫神经、血管,就会感觉疼痛不适。此种增生是人体衰老的现象,40岁以上的人多数会有骨质增生,只是发生部位和增生程度不同,有的有症状,有的无症状而已。

2 为什么骨关节炎病人可收到“天气预报”?

正常人体对外界气候的变化具有灵敏的调节功能,骨关节炎病人中,大约80%-90%的患者对气候敏感。科学实验表明,湿度增加和气压降低时,对该类患者确实会产生有害的影响,病人的反应与气压和湿度波动的幅度、变化的频率、速率成正比。当外界湿度增高、气压下降时,细胞内的液体渗出,人的排尿增加;当湿度降低,气压升高时细胞内的液体就滞留在组织间隙内,这种液体的转移是机体细胞对外界环境发生变化时的一种适应手段。而关节炎患者,由于其关节组织的病理改变,使得其调节功能失常,以致病变组织不能随着外界气候的变化而将细胞内的液体排除,导致局部压力高于周围正常组织,从而出现局部不适,因此该类患者可以预知天气变化也就不难理解了。

3 为什么爬山爬楼会引起膝骨关节痛?

人在双脚站立时,每条腿负担的重量是身体的一半,而一条腿站立时就要承受整个身体的重量。爬山爬楼时膝盖是弯曲的,用一个80到90度的角度承担身体重量且弯曲时膝盖的承重是站立时的4-6倍;其次爬山爬楼是一个多次重复的过程,膝关节运动次数人为增加,关节负重大,磨损几率也增加,不仅可能造成软骨的损伤,也使软骨不能获得充足的养分,长时间下来软骨发生病变,膝关节痛也就可想而知了。

4 骨质增生会无限制地发展下去吗?

退行性改变导致的骨质增生是一种生理变化,而任何生理变化都有一定的范围和程度,骨质增生达到一定程度后,随着年龄的增长,增生会处于相对静止的状态,同时关节内的骨质增生因受到关节内压力大小的限制和关节活动的影响,也不会没有限制的发展下去。

5 骨刺能被按摩下去或醋能软化骨刺吗?

患骨质增生的病人都希望能通过药物和治疗把骨刺去掉,而有些报刊、电视广告也自称能用药物去除或软化骨刺,或用手法把骨刺按摩下去。果真这样吗?骨刺的生长是由于骨关节的失稳以致人体应力的改变而产生的一种防御反应,它的形成可以使失去稳定性的骨关节得以加强,而增生的骨质和人体原有的骨骼结构相似,成分相同,因此药物或按摩是不可能消除或软化骨刺的。那为什么经过治疗症状得以缓解呢?这是因为按摩可以调整骨刺与周围组织及神经的压迫关系,药物可以调和气血、疏通经络,使局部的充血、水肿、无菌性炎症反应消失,从而达到止痛 的作用,但拍片复查,骨刺仍存在。

6 膝关节屈伸活动时有响声是怎么回事?

很多患有膝关节骨质增生的人在做膝关节屈伸活动可以听见关节发出响声,正常关节可有生理性响声,无症状,若关节内和邻近组织产生不正常响声并伴有相应的临床症状,为异常响声。一般来讲,半月板盘状软骨破裂时,会发出清脆的响声,多见于年轻人,有外伤史或剧烈运动史,关节出现疼痛,无力等;髌骨软化症会发出碾米样响声,多见于中老年人,症状时轻时重,各种治疗效果不明显;而膝关节慢性滑膜炎会发出捻发样响声。 

7 膝骨关节炎在饮食上要注意什么?

在饮食方面,应多吃含蛋白质、钙质、胶原蛋白、异黄酮的食物,如牛奶、奶制品、大豆、豆制品、鸡蛋、鱼虾、海带、黑木耳、鸡爪、猪蹄、羊腿、牛蹄筋等,这些既能补充蛋白质、钙质,防止骨质疏松,又能生长软骨及关节的润滑液,还能补充雌激素,使骨骼、关节更好地进行钙质的代谢,减轻关节炎的症状。对于肥胖者,要适当控制饮食,注意调整饮食结构,减少热量的摄入,将体重控制在适当的范围之内,减轻关节的压力和磨损程度。

8 得了膝骨关节炎有那些预防措施呢?

1、避免风、湿、寒三种邪气对膝关节的侵袭,寒冷可使血管收缩,血液循环减慢,代谢产物不能及时排出,往往使疼痛加重。故在天气寒冷时应注意保暖,必要时戴上护膝。

2 膝关节不过于劳累或负荷过重,尽量少上下楼梯、少登山、少久站、少提重物;尽量避免身体肥胖,防止加重膝关节的负担,对身体超重者,要积极减肥,控制体重。同时避免长时间坐着和站着,要经常变换姿势,防止膝关节固定一种姿势而用力过大。

3、关节肿胀、疼痛较重者应休息。避免深蹲、负重,上下楼梯等活动,同时最好配合理疗和药物治疗。

4  不要穿高跟鞋,要穿厚底而有弹性的软底鞋,以减少膝关节所受的冲击力,避免膝关节发生磨损。

5 适当的功能锻炼,不仅能缓解关节疼痛,以增加膝关节的稳定性,防止腿部的肌肉萎缩,还能防止病情进展,据研究,有膝关节炎的人,游泳和散步是最好的运动,其次,仰卧起坐、俯卧撑、桥形拱身以及仰卧床上把两退抬起放下的反复练习、模仿蹬自行车,都是病人最好的运动,另外坚持做双侧股四头肌的静力性收缩训练,即取卧或坐姿,双下肢伸直,用力绷紧大腿前方肌肉群,持续10~20秒,放松5~10秒;重复20~30遍;每日4~5次,也是增强肌肉力量,保持关节稳定性的最好的锻炼之一。

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    2016-10-21 lisa438
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    2016-09-01 ylzr123

    好文,值得学习,赞!

    0

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    2016-04-30 lmm397
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