Evaluation of Inflammation of the Anterior Segment by Laser Flashmeter in Patients Having Undergone Surgery of the Posterior Segment (Vitrectomy or Preindentation) During the First Postoperative Year. (FLAVIC)

Inclusion Criteria: * Major patient, * Operation of vitrectomy or preindentation in the ophthalmology department of Rennes University Hospital for one of the following reasons: * Retinal detachment, rhegmatogenous or not * Combined surgery * Membrane peeling * Macular hole * Optically targeted vitrectomy (Terson's syndrome, intravitreous haemorrhage) * Covered by a health insurance system, * Having received information on the protocol and not having expressed opposition to participating in the study Exclusion Criteria: * Vitrectomy for endophthalmitis or posterior uveitis, * Patient with vitreoretinal proliferation (grade B and C), * Pregnant or nursing woman, * Major patient subject to legal protection (safeguard of justice, guardianship, guardianship), person deprived of liberty.