Ptosis is one of the common diseases of plastic surgery, which is caused by various causes of levator palpebrae superioris dysfunction or Müller muscle insufficiency, which is manifested by the upper eyelid margin being lower than normal when level viewed. Ptosis can be divided into congenital and acquired, and the main cause of congenital ptosis is due to congenital levator palpebrae superioris dysplasia or the motor nerve innervation that innervates it is caused by abnormal oculomotor neurodevelopment and dysfunction. Acquired ptosis can be divided into traumatic, neurogenic, myogenic, senile, mechanical, and false ptosis.
View Article and Find Full Text PDFBackground: It has always been a great challenge for clinical doctors to reconstruct total and near-total lower lip defects. Compared with elderly patients, the repair operation in young patients is more difficult where free flaps are usually used for transfer. In order to obtain better postoperative results, the authors combined two kinds of local skin flaps for operation purpose, and evaluated their postoperative clinical effects.
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