...These excess gases are expelled or consumed in the case of slow decompression, but in the case of rapid decompression, gases with low solubility, especially nitrogen gas, turn into bubbles, which block blood vessels, impede blood circulation, and compress tissues, resulting in the following symptoms of decompression sickness: (1) itching and bleeding of the skin, (2) pain in the joints of the limbs, known as "bends," (3) chest pain and shortness of breath, known as "chokes," or shock symptoms such as low blood pressure and cyanosis, and (4) central nervous system symptoms such as motor paralysis and sensory impairment due to spinal cord damage, or dizziness, nausea, impaired consciousness, and impaired vision due to brain damage. It is also known that bone destruction can occur as a chronic symptom. *Some of the terminology that mentions "bends" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…これら余分のガスは,ゆっくりした減圧の場合には体外に排出されたり消費されていくが,急速な減圧では溶解性の低いガス,とくに窒素ガスは気泡となり,血管をふさいで血液循環を阻害したり,組織を圧迫して次のような潜水病(減圧症)の症状をもたらす。(1)皮膚のかゆみや出血,(2)ベンズbendsと呼ばれる四肢の関節部の痛み,(3)チョークスchokesと呼ばれる胸痛や息ぎれ,あるいは血圧低下,チアノーゼなどショック症状,(4)脊髄障害による運動麻痺や知覚障害,あるいは脳障害によるめまい,吐き気から意識障害や視力障害などの中枢神経系の症状。また慢性症状として,骨の破壊の生じることが知られている。… ※「bends」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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