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Biomedical subjects

P Aracil

Publications and source records attributed to P Aracil.

At least 19 recordsLinked to original sources

[Rhegmatogenous retinal detachment and retinal tear with intravitreous hemorrhage].

A retrospective study was conducted on a series of 28 eyes with primary retinal tears associated with vitreous hemorrhage. At initial presentation, the retina was detached in 17 eyes and attached in 11. In the series of eyes with an attached retina, the vitreous hemorrhage was massive in 5 eyes (45%), the average number of retinal tears was 1.36. All eyes showed a retinal tear located in the upper quadrants. Three patients (27%) experienced recurrent vitreous hemorrhage after sealing of the retinal tears. In the series of eyes with a detached retina, the vitreous hemorrhage was massive in 5 eyes (29%) and the average number of retinal tears was 1.9. The retinal detachment was located in the upper quadrants in 16 eyes (94%). Clinical evidence of proliferative vitreoretinopathy was noted, at initial presentation, in 6 eyes (35%). Permanent retinal reattachment was achieved in only 12 eyes (70%). All surgical failures were related to proliferative vitreoretinopathy. In the present series the prognosis of primary retinal tears with significant vitreous hemorrhage was guarded because of recurrent vitreous hemorrhages. The prognosis of primary rhegmatogenous retinal detachments with significant vitreous hemorrhage at initial presentation was guarded because of the high incidence of proliferative vitreoretinopathy.

Adult

Rhegmatogenous retinal detachment after prophylactic argon laser photocoagulation.

In our hospital, 62 retinal detachments (RDs) in 58 patients who had previously been subjected to prophylactic argon laser photocoagulation (ALP), were operated on between July 1980 and October 1985. The incidence of RDs after prophylactic ALP has increased in recent years, being 3.90% (10 out of 256 RDs) in 1982, and 12.09% (26 out of 215 RDs) in 1985. The time interval between ALP and the occurrence of RD was less than 1 year in 54.7% of the patients, and between 1 and more than 10 years in 45.3%. Fifty per cent of the RDs developed after prophylactic ALP of retinal breaks. Fifty per cent of the RDs occurred after prophylactic treatment of degenerative lesions of the peripheral retina; 77% of the RDs in this last group occurred in eyes that had been subjected to 360 degrees photocoagulation. From the data obtained from the present series, the value of the 360 degrees technique for prophylactic ALP would appear to be rather questionable in most cases. In the present series, most RDs occurring after prophylactic ALP did not appear to be less severe than RDs in eyes that had not been subjected to prophylactic treatment.

Adolescent

[Long-lasting expansive gases in the treatment of rhegmatogenous retinal detachment associated with vitreoretinal proliferation].

Thirty two eyes of 32 patients affected with rhegmatogenous retinal detachment (R.D.) associated with proliferative vitreoretinopathy (P.V.R.) were operated on with combined external and endovitreal microsurgery. Internal tamponade was carried out with SF6 in 16 eyes and C3F8 in 16 eyes. All patients were followed for at least six months after the last surgical procedure. Permanent retinal reattachment was achieved in 56% of the eyes operated on with SF6 and 60% of the eyes operated on with C3F8. Surgical success was achieved with only one operation in those eyes operated on with C3F8. In contrast, 88% of the eyes successfully operated on with SF6, had more than one operation. The overall surgical results, whatever the gas used for internal tamponade, are as follows: surgical success was achieved in 83% of P.V.R. cases grade C1 and C2 (5 cases out of 6), 73% of P.V.R. cases grade C3 and D1 (11 cases out 15), and 20% of P.V.R. cases grade D2 and D3 (2 cases out of 10).

Adolescent