...皮肤囊性腺样癌 皮肤腺样囊性癌(adenoid cystic carcinoma of the skin)主要发生于唾液腺,其次为泪腺、耵聍腺和上呼吸道的黏液腺,亦有少数患者发生于皮肤,主要为头部和胸部。...
...flourishing things Will return to their source. This return is peaceful; It is the flow of nature, An eternal decay and ...
...)。图3-21 颌下蜂窝织炎切开引流(四)口底蜂窝织炎(Cellulitis ofFloor of the Mouth)口底蜂窝织炎可由下颌牙齿感染、急性扁桃体炎、急性下颌骨骨髓炎或口底外伤继发感染而引起。本病虽较少见,却为口腔颌面部严重...
...因病变性质的不同和病灶所在部位、发展速度、波及范围的不同而异。如脊髓肿瘤通常发病缓渐,逐渐进展;脊椎转移癌及硬脊膜外脓肿常引起急性压迫症状;脊椎结核所致的脊髓压迫症状可缓可急。一般而言,其临床症状的发展过程为:一、脊神经根受压症状:常因一或...
...The last three lines of chapter 28 have been moved to the end of Chapter 27. The last three lines of chapter 39 have ...
...牙和牙槽突损伤比较常见。可单独发生,也可和颌面部其它损伤同时发生。前牙和上牙槽突因位置突出,受伤机会较多。牙损伤分为急、慢性损伤两种,包括牙体及牙周膜损伤,有时伴有牙槽突损伤。一、牙体急性损伤1.牙震荡(Concussion of the...
...外鼻突出于面部,易遭受撞击、跌撞、枪弹及爆炸弹片的损伤。外鼻创伤占鼻部创伤的50%,其中以裂伤和鼻骨骨折(fracture of nasal bone )多见。骨折类型与暴力的方向和大小有关。外鼻外伤常伴鼻中隔外伤,出现软骨脱位、弯曲、...
...construction differs but their effect is the same. Beyond the gate of experience flows the Way, Which is ever greater and...
...others, the more he is satisfied; The more he gives, the more he receives. Nature flourishes at the expense of no one; So ...
...Thirty spokes meet at a nave; Because of the hole we may use the wheel. Clay is moulded into a vessel; Because of the ...
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