ALL METHODS of replacing sectors of complete lid thickness loss have been L based either on the principle of advancing flaps constructed in the lid itself or on the principle of transposing required lid tissue from nearby areas or across the palpebral fissure from the opposing lid.
The best method of repairing small colobomas of the lid (up to about 4 mm.) is by constructing a pedicle flap of the lateral lid fragment and the skin and subcutaneous tissue of the zygomatic and temporal region and advancing it to the medial lid fragment, the edges being united by the halving repair. Its only disadvantage is that the end of the lid margin remains bare of lashes, a more objectionable feature in the upper than in the lower lid.
If the loss is more than 4 to 5 mm., this method is usually contraindicated because the necessary medial advancement of the
CALLAHAN A. THE FREE COMPOSITE LID GRAFT. AMA Arch Ophthalmol. 1951;45(5):539–545. doi:10.1001/archopht.1951.01700010551006
Ophthalmology in JAMA: Read the Latest
Customize your JAMA Network experience by selecting one or more topics from the list below.