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氟斑牙危害有邊D-

Posted By vickong pun     September 26, 2020    

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氟斑牙危害有邊D?
氟斑牙危害有邊D?氟斑牙多伴有水源問題,很多生活喺水源含氟量很大嘅地區,常年咁,牙齒會慢慢嘅被氟化,出現唔同程度嘅氟斑牙,表現為色素喺牙釉質表面沉着,很多人認為氟斑牙只系影響美觀,其實不然,氟斑牙危害仲系好大嘅,氟斑牙屬於色素牙嘅一種,一般表現為牙齒呈黃,喺生活中很常見,很多氟斑牙患者經常對氟斑牙造成嘅牙齒發黃感到非常困擾,氟斑牙不僅影響美觀,更多嘅系對患者嘅身體也有很大嘅危害。  ——下面讓我哋一齊嚟睇睇氟斑牙危害有邊D   氟斑牙危害一、影響牙齒美觀  氟斑牙對摩擦嘅耐受性差,但對酸蝕嘅抵抗力強。氟牙症一般均見於恆牙,但如氟攝入量過多,超過其篩除功能嘅限度時,也能唔規則地表依家乳牙上。十分影響牙齒美觀。  氟斑牙危害二、導致釉質發育唔全  氟斑牙系一種與飲用水中氟含量過高有關嘅牙齒疾病,兒童喺七、八歲前牙齒發育鈣化期如飲用含氟量過高嘅水可能危害牙胚嘅造釉細胞,從而導致釉質發育唔全。呢其實也系輕度氟中毒嘅表現,嚴重嘅氟中毒可以引起骨骼發生氟性骨硬化(氟骨症)。
氟斑牙危害  氟斑牙危害三、會造成牙體缺損  重度氟斑牙會造成牙體缺損。多數牙甚至全口牙出現黃褐色斑塊,同時有線狀、點狀或窩溝狀缺損,凹陷內有較深嘅染色,牙面失去光澤。  氟斑牙危害四、引起全身症狀  嚴重嘅慢性氟中毒患者,可有骨骼嘅增殖性變化,骨膜、韌帶等均可鈣化,並從而產生腰、腿和全身關節症狀。急性中毒症狀為鶻突、嘔吐、腹瀉等。由於血鈣與氟結合,形成唔溶性嘅氟化鈣,引起肌痙攣、虛脫同埋呼吸困難。

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