12 results on '"Orbit Evisceration"'
Search Results
2. Estudo comparativo entre as esferas de silicone gelatinosas e rígidas em cavidade eviscerada de coelho
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Elenize Jamas Pereira, Maria Jaqueline Mamprim, Silvana Artioli Schellini, Carlos Roberto Padovani, Mayumi Shirota Kanamura, and Universidade Estadual Paulista (Unesp)
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medicine.medical_specialty ,genetic structures ,medicine.medical_treatment ,Group ii ,Orbit evisceration ,Exenteração orbitária ,surgery ,chemistry.chemical_compound ,Anoftalmia ,Silicone ,lcsh:Ophthalmology ,Enucleação ocular ,medicine ,Statistical analysis ,cirurgia ,Evisceration (ophthalmology) ,business.industry ,Biocompatibilidade ,Anophthalmos ,Eye Enucleation ,General Medicine ,Anatomy ,Orbit Evisceration ,equipment and supplies ,eye diseases ,Surgery ,Coelhos ,Ophthalmology ,chemistry ,lcsh:RE1-994 ,Eye enucleation ,Biocompatibility ,sense organs ,Rabbits ,Orbital tissue ,business - Abstract
Submitted by Guilherme Lemeszenski (guilherme@nead.unesp.br) on 2013-08-22T18:46:42Z No. of bitstreams: 1 S0004-27492012000300010.pdf: 914613 bytes, checksum: 7297c1b918f1515ffbf5ed2af210cd55 (MD5) Made available in DSpace on 2013-08-22T18:46:42Z (GMT). No. of bitstreams: 1 S0004-27492012000300010.pdf: 914613 bytes, checksum: 7297c1b918f1515ffbf5ed2af210cd55 (MD5) Previous issue date: 2012-06-01 Made available in DSpace on 2013-09-30T19:36:05Z (GMT). No. of bitstreams: 2 S0004-27492012000300010.pdf: 914613 bytes, checksum: 7297c1b918f1515ffbf5ed2af210cd55 (MD5) S0004-27492012000300010.pdf.txt: 28821 bytes, checksum: 04f8a5a172faebf8c81b1bc53180f220 (MD5) Previous issue date: 2012-06-01 Submitted by Vitor Silverio Rodrigues (vitorsrodrigues@reitoria.unesp.br) on 2014-05-20T13:36:30Z No. of bitstreams: 2 S0004-27492012000300010.pdf: 914613 bytes, checksum: 7297c1b918f1515ffbf5ed2af210cd55 (MD5) S0004-27492012000300010.pdf.txt: 28821 bytes, checksum: 04f8a5a172faebf8c81b1bc53180f220 (MD5) Made available in DSpace on 2014-05-20T13:36:30Z (GMT). No. of bitstreams: 2 S0004-27492012000300010.pdf: 914613 bytes, checksum: 7297c1b918f1515ffbf5ed2af210cd55 (MD5) S0004-27492012000300010.pdf.txt: 28821 bytes, checksum: 04f8a5a172faebf8c81b1bc53180f220 (MD5) Previous issue date: 2012-06-01 OBJETIVO: Avaliar e comparar a biocompatibilidade de esferas de silicone gelatinosas e rígidas em cavidades evisceradas de coelhos. MÉTODOS: Trinta coelhos tiveram o olho direito eviscerado com implantação de esferas de silicone gelatinosas (Grupo I) ou rígidas (Grupo II). Foi realizada avaliação clínica diária, ultrassonografia da cavidade orbitária, análise histológica e morfométrica da pseudocápsula que se formou ao redor dos implantes aos 7, 30 e 90 dias após a cirurgia, com avaliação estatística dos resultados. RESULTADOS: Houve boa integração das esferas com os tecidos orbitários e semelhança de resposta tecidual com ambas as esferas. Duas esferas de silicone gelatinosas e uma rígida extruíram. A pseudocápsula que se formou ao redor das esferas gelatinosas foi mais organizada, com espessura e reação inflamatória menores que a observada nas esferas rígidas. CONCLUSÕES: Esferas de silicone gelatinosas e rígidas tiveram boa integração tecidual em cavidades evisceradas de coelhos. PURPOSE: To evaluate and to compare the biocompatibility of gelatinous and hard silicone spheres placed into eviscerated scleral cavities of rabbits. METHOD: Thirty rabbits underwent right eye evisceration surgery and replacement of orbital volume using gelatinous (Group I) or hard silicone (Group II) spheres. Seven, 30 and 90 days after the surgical procedure, clinical assessment, ultrasound of the orbit, histological and morphometric evaluation of the pseudocapsule were performed. Data was submitted to statistical analysis. RESULTS: Similarity of tissue response was observed with both materials. Two gelatinous and one hard silicone spheres had extrusion. The pseudocapsule around the gelatinous spheres was better organized, thinner and with less inflammatory reaction. CONCLUSIONS: Both spheres had good integration to the orbital tissue in rabbit eviscerated cavities. Universidade Estadual Paulista Júlio de Mesquita Filho Universidade Estadual Paulista Júlio de Mesquita Filho
- Published
- 2012
3. Metástase de adenocarcinoma gástrico para a coróide como um primeiro sinal de recorrência de doença sistêmica: relato de caso
- Author
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Melo, Daniel Hardy, Pierre Filho, Paulo de Tarso Ponte, Gomes, Paulo Rogers Parente, Holanda, Andréa Gifoni Siebra de, and Amadei, Larissa Pereira da Ponte
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Metástase neoplásica ,Case reports ,Neoplasias gástricas ,Relatos de casos ,genetic structures ,Neoplasm metastasis ,Stomach neoplasms ,Neoplasias da coróide ,Orbit evisceration ,Adenocarcinoma ,Choroid neoplasms ,Recidiva local de neoplasia ,Exenteração orbitária ,eye diseases ,Humanos ,Feminino ,Humans ,Female ,Meia-idade ,sense organs ,Middle aged ,Neoplasm recurrence, local - Abstract
Descrever um paciente com metástase coroidal de um adenocarcinoma gástrico como primeira manifestação de disseminação sistêmica. Uma mulher de 54 anos apresentou história de dor e diminuição progressiva da visão no olho esquerdo há sete meses. Ela havia sido submetida a uma gastrectomia total há dois anos devido a um adenocarcinoma gástrico. Exame do olho esquerdo revelou uma massa coroidal de coloração amarelada infiltrando a área macular e estendendo-se ao redor do disco óptico, sugerindo metástase. Foi realizada enucleação do olho afetado. Posteriormente, houve recorrência orbitária do tumor, levando à exenteração. Metástases orbitárias e intraoculares estão geralmente associadas a um grave prognóstico. Esta paciente representa uma rara ocorrência de adenocarcinoma gástrico metastático para a coróide, apresentando-se como um primeiro sinal de recorrência sistêmica. To describe a patient with unilateral metastatic choroidal gastric adenocarcinoma as a first sign of systemic dissemination. A 54-year-old woman presented with a 7-month history of progressive pain and decrease in vision in her left eye. She had undergone total gastrectomy due to gastric adenocarcinoma two years previously. Examination of the left eye revealed an elevated creamy yellow choroidal tumor infiltrating the macular area and extending around the optic nerve head, suggesting metastasis. Treatment was enucleation of the affected eye. There was orbital recurrence of the tumor, leading to exenteration. Orbital and intraocular metastasis are generally associated with a bad prognosis. This patient represents a rare occurrence of metastatic gastric adenocarcinoma to the choroid, developing as a first sign of systemic recurrence.
- Published
- 2010
4. The use of latex biomembrane in exenteration: case report
- Author
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Fugimoto,Fernando, Jervásio,Ana Carolina, Misawa,Alexandre Kazuo, Garcia,Renato, and Matayoshi,Suzana
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Relatos de casos ,Case reports ,Latex ,Neoplasias palpebrais ,Hevea ,Orbit evisceration ,Látex ,Exenteração orbitária ,Látex/uso terapêutico ,Eyelid neoplasms - Abstract
A membrana de látex é um material extraído da Hevea brasiliensis, e devido às suas propriedades neoangiogênicas, de adesão celular e formação de matriz extracelular, é utilizada em recobrimentos de úlceras, meringoplastias e outras feridas, com sucesso. Neste caso descrevemos seu uso, inédito, na ferida pós-exenteração orbitária por carcinoma basocelular em paciente do sexo masculino, 72 anos, procedente da Bahia com lesão na pálpebra do olho esquerdo há dois anos com prurido, sangramento, lacrimejamento, e dor. Ao exame oftalmológico do olho esquerdo evidenciou-se lesão ulcerada de pálpebra superior e canto medial, hiperemia conjuntival, afilamento corneano, catarata, perfuração ocular. Sem alterações significativas à direita. A tomografia de órbitas revelou lesão expansiva palpebral com invasão pré-septal, osso frontal e lâmina papirácea à esquerda. Realizada exenteração total com curativo de biomembrana de látex; troca a cada 24 horas nos primeiros sete dias e a cada 48 horas nos outros sete dias. Retirou-se a biomembrana de látex por não ter sido evidenciada granulação, o que só ocorreu após um mês e quinze dias. A exenteração orbitária consiste na retirada de todo o conteúdo da órbita, incluindo olho e partes moles. É considerada total quando as pálpebras são incluídas, e subtotal quando as mesmas são preservadas. Existem várias técnicas de reconstrução da cavidade exenterada: como granulação espontânea, enxerto de pele, retalho frontal, retalho miocutâneo, entre outros. Neste caso utilizamos curativo com biomembrana de látex, material que se mostrou eficaz no recobrimento de outros tecidos cruentos como úlceras, mas sem o mesmo sucesso em nossa experiência. Mais estudos são necessários para que possamos concluir as vantagens e desvantagens do uso da biomembrana de látex na área da oftalmologia. The latex biomembrane is a material from Hevea brasiliensis and has angiogenic properties, cellular adhesion and extracellular matrix formation. It has been used for the treatment of ulcers in the inferior extremities caused by diabetes, chronic vascular insufficiency and timpanic perforations. In this study we report a case of biomembrane use to promote granulation in the orbital cavity after exenteration in a male, 72 years, who came into our service with a left eyelid lesion for two years. The ocular examination revealed a hyperemic conjunctiva, corneal thinning, cataract and ocular perforation in the left eye. The right eye had no alterations. There was an expansive and ulcerated lesion with orbital septum, frontal bone and lamina papiracea invasion confirmed by tomography. A total exenteration of the cavity was made and the biomembrane was applied to the affected site. Changes were made every 24 hours in the first seven days, and every other day in the following seven days. The biomembrane had to be taken from the patient because no granulation could be seen. Just one occurred and a half month later. Exenteration is a procedure in which all of the orbital content is removed. If the eyelids are included it is called total exenteration. There are many exenteration techniques as spontaneous granulation, skin grafts, miocutaneous flap, etc. In this case we used a material which has been successfully applied for other wounds, but with no efficiency in our experience. More studies are necessary so that we can present benefits to our patients in the ophthalmologic area with the latex biomembrane.
- Published
- 2007
5. Exenteration: a retrospective study
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Luis Paves, Paulo Gois Manso, Max Domingues Pereira, and Milena Atique-Tacla
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medicine.medical_specialty ,Visual acuity ,Fistula ,Neoplasm invasiveness ,Orbit evisceration ,Eye neoplasms ,Eye neoplasm ,Exenteração orbitária ,Mucoepidermoid carcinoma ,Enucleação ocular ,medicine ,Carcinoma ,Basal cell carcinoma ,Carcinoma de células escamosas ,Rhabdomyosarcoma ,Invasividade neoplásica ,business.industry ,squamous cell ,Neoplasias oculares ,General Medicine ,medicine.disease ,eye diseases ,Surgery ,Ophthalmology ,medicine.anatomical_structure ,Eye enucleation ,medicine.symptom ,business ,Orbit (anatomy) - Abstract
OBJETIVO: Avaliar as características clínicas e epidemiológicas de pacientes submetidos à exenteração da órbita. MÉTODOS: Foram analisados retrospectivamente os prontuários de 21 pacientes submetidos à exenteração entre agosto de 1998 e maio de 2003. Foram avaliados dados referentes a idade, sexo, raça, local de origem da lesão, acuidade visual pré-operatória, tempo de evolução da doença, cirurgias prévias, complicações pós-operatórias, diagnóstico histopatológico e uso de tratamento adjuvante antes e/ou após a cirurgia. RESULTADOS: A idade média dos pacientes (12 homens e 9 mulheres) foi de 58,5 anos, sendo a maioria caucasianos. Todos os pacientes apresentavam neoplasias malignas primárias, sendo 12 de origem palpebral, 6 conjuntivais e 3 orbitárias. O carcinoma espinocelular foi a doença mais freqüente (52,4%). Dos 21 pacientes, 28,57% foram submetidos à cirurgia prévia relacionada à lesão que levou à exenteração. CONCLUSÃO: A maioria dos pacientes analisados apresentava tumores que geralmente se iniciam como lesões pequenas, mas que podem se disseminar para a cavidade orbitária na ausência de tratamento adequado. PURPOSE: To review all cases of orbit exenteration performed at the Orbit Sector, Ophthalmology Department - Federal University of São Paulo, from 1998 to 2003. METHODS: We reviewed conditions leading to orbital exenteration in 21 patients at the Orbit Sector of Unifesp-EPM from August 1998 to May 2003. Data regarding sex, age, race, primary lesion site, visual acuity at the moment of diagnosis, previous surgeries related to the exenteration, type of performed surgery, histopathologic diagnosis, postoperative complications and use of adjuvant treatment were collected. RESULTS: 21 patient charts were retrospectively analyzed. Ages ranged from 5 to 91 years (mean of 58.5 years). Of these, 12 were male and 9 were female, most of them Caucasian. All lesions that led to exenteration were malignant neoplasias; however, none were metastatic. Lesions originated from eyelids in twelve patients, from bulbar conjunctiva in six and from the orbit in three. Cases were also classified as squamous cell carcinoma (eleven cases), basal cell carcinoma (four cases), sebaceous gland carcinoma (two cases), rhabdomyosarcoma (two cases), mucoepidermoid carcinoma (one case) and adnexal microcistic carcinoma (one case). Visual acuity at the moment of diagnosis ranged from 20/40 to no light perception. Only six patients had been submitted to previous surgeries related to the exenteration. After surgery, three patients suffered graft necrosis, one presented ethmoidal sinus fistula to the orbit and one presented orbital socket shrinkage. Six patients needed postoperative radiotherapy and two had been previously submitted to chemotherapy. CONCLUSION: Most patients analyzed in our study presented lesions that are usually small in the beginning; however, they can disseminate to the orbit in the absence of adequate treatment.
- Published
- 2006
6. Melanoma em cavidade anoftálmica secundária a evisceração: relato de 2 casos e revisão da literatura
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Akaishi, Patricia Mitiko Santello, Kitagawa, Valéria Mariano, Chahud, Fernando, and Cruz, Antonio Augusto Velasco e
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Adult ,Neoplasias uveais/cirurgia ,Adulto ,Neoplasias uveais ,Orbit evisceration ,Anophthalmos ,Revisão/Tipo de publicação ,Revisão ,Review ,Melanoma/cirurgia ,Exenteração orbitária ,Anoftalmia ,Uveal neoplasms ,Case report ,Melanoma ,Relato de caso - Abstract
Os autores relatam 2 casos de pacientes com melanoma em cavidade anoftálmica secundária a eviscerações ocorridas há 30 e 60 anos. Em ambos os casos a análise histopatológica mostrou que o tumor estava aderido a remanescentes esclerais. A implicação desses casos foi discutida no contexto das indicações de evisceração e enucleação. We report 2 cases of malignant melanoma in anophthalmic sockets of patients who had undergone eviscerations 30 and 60 years ago. The histopathologic analysis showed that the tumors were adherent to scleral remnants. The implications of these cases were discussed in the context of the indications of evisceration and enucleation.
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- 2004
7. Survival following orbital exenteration at a tertiary brazilian hospital.
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Kato JM, Fonseca FL, and Matayoshi S
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- Adult, Aged, Aged, 80 and over, Brazil, Female, Humans, Infant, Male, Middle Aged, Retrospective Studies, Survival Rate, Tertiary Care Centers, Eye Neoplasms mortality, Eye Neoplasms surgery, Orbit Evisceration, Orbital Neoplasms mortality, Orbital Neoplasms surgery
- Abstract
Objective: to analyze the epidemiology, clinical features and survival rate of patients undergoing orbital exenteration (OE) in a tertiary referral hospital., Methods: we conducted a retrospective study of all patients undergoing OE at the Hospital das Clínicas, FMUSP between January 2007 and December 2012. We collected data records related to gender, age, origin, length of stay, duration of the disease, other treatments related to the disease, number of procedures outside of the face related to the disease, follow-up and histological diagnosis., Results: we treated 37 patients in the study period. The average survival in one year was 70%, in two years, 66.1%, and 58.3% in three years. There was no significant difference in the one-year survival related to histological diagnosis (p=0.15), days of hospitalization (p=0.17), gender (p=0.43), origin (p=0.78), disease duration (p=0.27) or the number of operations for the tumor (p=0.31). Mortality was higher in elderly patients (p=0.02). The average years of life lost was 33.9 in patients under 60 years, 14.7 in patients in the 61-80 years range and 11.3 in patients over 80 years., Conclusion: the present series of cases is significant in terms of prevalence of orbital exenteration; on the other hand, it shows one of the lowest survival rates in the literature. This suggests an urgent need for improved health care conditions to prevent deforming, radical resections.
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- 2016
- Full Text
- View/download PDF
8. [Conjunctival squamous cell carcinoma requiring orbital exenteration: case report].
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Satto LH, Marques ME, and Schellini SA
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- Aged, Antimetabolites, Antineoplastic therapeutic use, Carcinoma, Squamous Cell pathology, Combined Modality Therapy methods, Conjunctival Neoplasms pathology, Fluorouracil therapeutic use, Humans, Male, Neoplasm Recurrence, Local, Orbital Neoplasms pathology, Carcinoma, Squamous Cell therapy, Conjunctival Neoplasms therapy, Orbit Evisceration, Orbital Neoplasms therapy
- Abstract
A case of a squamous cell carcinoma of the conjunctiva is presented. The lesion was removed with recurrence in another conjunctival site. The patient received cycles of 5-Fluorouracil as adjuvant treatment to the surgical removal and presented unfavorable evolution, requiring orbital exenteration. Comments are made on the use of antimitotic drugs in the management of these lesions.
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- 2012
- Full Text
- View/download PDF
9. [Cystic orbital teratoma: clinicopathologic study: case report].
- Author
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Andrade IF, Hilarião MF, Rocha RC, Marback EF, and Marback RL
- Subjects
- Female, Humans, Infant, Newborn, Orbit Evisceration, Orbital Neoplasms congenital, Orbital Neoplasms surgery, Teratoma congenital, Teratoma surgery, Orbital Neoplasms pathology, Teratoma pathology
- Abstract
We report on a case of an congenital orbital tumor of impressive size, occurring in a newborn. The patient underwent orbital exenteration with a histopathologic diagnosis of cystic teratoma. The clinicopathological aspects of such a rare disease are commented.
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- 2008
- Full Text
- View/download PDF
10. [The use of latex biomembrane in exenteration: case report].
- Author
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Fugimoto F, Jervásio AC, Misawa AK, Garcia R, and Matayoshi S
- Subjects
- Aged, Carcinoma, Basal Cell pathology, Carcinoma, Basal Cell surgery, Eyelid Neoplasms pathology, Eyelid Neoplasms surgery, Hevea, Humans, Male, Time Factors, Treatment Outcome, Carcinoma, Basal Cell therapy, Eyelid Neoplasms therapy, Latex therapeutic use, Membranes, Artificial, Orbit Evisceration
- Abstract
The latex biomembrane is a material from Hevea brasiliensis and has angiogenic properties, cellular adhesion and extracellular matrix formation. It has been used for the treatment of ulcers in the inferior extremities caused by diabetes, chronic vascular insufficiency and timpanic perforations. In this study we report a case of biomembrane use to promote granulation in the orbital cavity after exenteration in a male, 72 years, who came into our service with a left eyelid lesion for two years. The ocular examination revealed a hyperemic conjunctiva, corneal thinning, cataract and ocular perforation in the left eye. The right eye had no alterations. There was an expansive and ulcerated lesion with orbital septum, frontal bone and lamina papiracea invasion confirmed by tomography. A total exenteration of the cavity was made and the biomembrane was applied to the affected site. Changes were made every 24 hours in the first seven days, and every other day in the following seven days. The biomembrane had to be taken from the patient because no granulation could be seen. Just one occurred and a half month later. Exenteration is a procedure in which all of the orbital content is removed. If the eyelids are included it is called total exenteration. There are many exenteration techniques as spontaneous granulation, skin grafts, miocutaneous flap, etc. In this case we used a material which has been successfully applied for other wounds, but with no efficiency in our experience. More studies are necessary so that we can present benefits to our patients in the ophthalmologic area with the latex biomembrane.
- Published
- 2007
- Full Text
- View/download PDF
11. [Orbital fat evaluation after enucleation and evisceration in rabbits].
- Author
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Shiratori CA, Schellin SA, Marques ME, Padovani CR, and Padovani CR
- Subjects
- Adipose Tissue cytology, Animals, Cell Count, Orbit cytology, Orbit surgery, Orbit Evisceration, Prospective Studies, Rabbits, Time Factors, Adipocytes, Adipose Tissue anatomy & histology, Eye Enucleation, Orbit anatomy & histology
- Abstract
Purpose: To evaluate rabbit adipocytes of the orbital fat tissue after enucleation and evisceration., Methods: Twenty-tree specimens from 23 rabbits aged 42 days which had undergone socket surgery (evisceration and enucleation) were evaluated. The animals were sacrificed on the 30th, 90th and 180th postoperative day. The orbital fat tissue was prepared for light microscope evaluation (magnification: 200x) and analyzed by IpWin 32 software program. The number of cells in each field and the area of each adipocyte were used to calculate the cell median area. The data were compared between the groups (enucleation and evisceration) and submitted to statistical analysis by a non-parametrical test., Results: There were no statistical differences when considering the mean area of adipocytes between enucleation or evisceration or time of sacrifice., Conclusion: The volume decrease in the anophthalmic cavity is not related to orbital fat atrophy. The genesis of orbital volume reduction might result from the spacial distribution and interrelationships of the orbital soft tissue rather than changes in volume of adipocytes.
- Published
- 2005
- Full Text
- View/download PDF
12. [Rabbit orbital measure evaluations after enucleation and evisceration].
- Author
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Shiratori CA, Schellini SA, Yamashita S, Padovani CR, and Rossa R
- Subjects
- Animals, Animals, Newborn, Orbit growth & development, Rabbits growth & development, Tomography, X-Ray Computed, Eye Enucleation, Models, Animal, Orbit Evisceration, Orbital Implants, Rabbits anatomy & histology
- Abstract
Purpose: To assess orbital volume in weaned rabbits, submitted to enucleation and evisceration, with orbital volume reconstitution using porous polyethylene (PP) spheres, analyzed by computed tomography, by the water displacement test and external orbital measures using Image-J software., Methods: This experimental randomized study consisted of 48 albino rabbits, with 42 days of life, submitted to enucleation (EN) and evisceration (EV), with (WI) or without (NI) implantation of a 10 mm PP sphere. After 1 month (M1), 3 months (M2) and 6 months (M3), 4 animals of each group were sacrificed. The skulls were prepared for dry bone study using the maceration technique. The orbital volume was calculated by computed tomography and by the water displacement test. The results suggest that orbital development in rabbits above 42 days of life is not different regarding evisceration or enucleation, or when an orbital implant is used. The water displacement test showed similar results compared with computed tomography, making a morphometric method in experimental studies worthwhile.
- Published
- 2005
- Full Text
- View/download PDF
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