External dacryocystorhinostomy (DCR) from beaver Watch Video
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Description: This is Richard Allen at the University of Iowa. This video demonstrates an external dacryocystorhinostomy or DCR.A marking is made on the side of the nose half way between the bridge of the nose and the medial canthus.The marking extends approximately 1.5 cm from the level of the medial canthus toward the ala of the nose.An incision is made along the marking.Blunt dissection is performed with Stevens scissors to the underlying bone. Four 4-0 silk sutures are then placed through the edge
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