Treatment of Mucous Retention Cyst in Association with Sinus Lift and Implant Placement: A Case Report with 1-Year Follow-Up

Figure 2

(a) Mucoperiosteal flap was elevated, and the bone wall of the sinus was exposed. (b) Osteotomies of the bony window were performed with the piezo surgery. (c) The bony window was detached in one piece, and a small perforation of the sinus membrane was observed in the upper mesial part of the window. (d) The yellow cystic fluid was aspirated with a sterile syringe with a 22 G needle. (e) The Schneiderian membrane was lifted carefully through the bony window area, and the perforation was sealed with a collagen membrane.

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