12 research outputs found

    ICAR: endoscopic skull‐base surgery

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    Endoscopic endonasal transsphenoidal approach for pituitary adenomas: technical aspects and report of casuistic Abordagem endoscópica endonasal para adenomas de hipófise: aspectos técnicos e relato de casuística

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    OBJECTIVE: Analyse technical aspects, effectiveness and morbidity of the endoscopic endonasal transphenoidal approach for pituitary adenomas. METHOD: From January 2005 to September 2008, 30 consecutive patients underwent endoscopic endonasal resection of pituitary adenomas with a follow up from 3 to 36 months. Their medical charts were retrospectively analysed. RESULTS: There were 18 women and 12 men, mean age 44 years (range 17-65 yr). Among the 30 patients, 23 had macroadenomas and 7 microadenomas. Twelve patients had non-functioning tumors, 9 had ACTH-secreting tumors, 8 had GH-secreting tumors and 1 prolactinoma. Complete resection and hormonal control was achieved in all microadenomas. Macroadenomas were completely removed in 6 patients, subtotal resection in 6 and partial resection in 11. Three patients had diabetes insipidus and 5 had CSF leaks treated with lumbar drainage. CONCLUSION: The endonasal endoscopic approach for pituitary tumors is effective and has low morbidity.<br>OBJETIVO: Analisar aspectos tĂ©cnicos, eficĂĄcia e morbidade do acesso transesfenoidal endonasal endoscĂłpico para adenomas hipofisĂĄrios. MÉTODO: Estudo retrospectivo de trinta pacientes consecutivos submetidos Ă  ressecção endoscĂłpica endonasal de adenomas hipofisĂĄrios, entre janeiro de 2005 e setembro de 2008, com seguimento pĂłs-operatĂłrio entre trĂȘs e 36 meses. RESULTADOS: Foram operados 18 mulheres e 12 homens com idades variando entre 17 e 65 anos (mĂ©dia 44 anos). Entre os 30 casos operados, 23 eram macroadenomas e sete microadenomas. Doze pacientes apresentavam adenomas nĂŁo-funcionantes, nove tumores secretores de ACTH, oito tumores secretores de GH e um prolactinoma. Ressecção macroscĂłpica completa e controle endĂłcrino foram conseguidos em todos microadenomas. Ressecção dos macroadenomas foi completa em seis pacientes, subtotal em seis e parcial em seis casos. TrĂȘs pacientes desenvolveram diabetes insipidus e cinco tiveram fĂ­stula liqĂŒĂłrica pĂłs-operatĂłria controlada com drenagem lombar. CONCLUSÃO: A abordagem endoscĂłpica endonasal para adenomas de hipĂłfise Ă© eficaz e apresenta baixa morbidade

    Endoscopic Minimally Invasive Neurosurgery: Emerging Techniques and Expanding Role through an Extensive Review of the Literature and Our Own Experience – Part II: Extraendoscopic Neurosurgery

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