ABSTRAK
Sistektomi radikal merupakan penanganan standar pada pasien tumor buli yang telah menembus otot, Perdarahan merupakan salah satu morbiditas yang ditemukan pada prosedur ini. Tujuan penelitian ini untuk mengetahui rata-rata jumlah kehilangan darah pada prosedur sistektomi radikal. Merupakan penelitian non-eksperimental retrospektif-deskriptif-analitik yang mengambil data Rekam Medis dari Januari 2012 Desember 2015 di RSUP H. Adam Malik Medan. Berdasarkan variable yang diperiksa terdapat perbedaan signifikan pada jumlah perdarahan berdasarkan diversi urin yang digunakan, yaitu ureterocutaneostomy dan neobladder. Diperlukan persiapan darah sekitar 951,5 ml sebagai standar persiapan operasi di radikal sistektomi di RSUP H. Adam Malik Medan"

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ABSTRACT
Radical cystectomy is a standard management for patients with bladder tumor which has penetrated muscles. Bleeding is one of the morbidity associated with the procedure. This study aims to measure mean blood loss during radical cystectomy. This study was a retrospective analytic study, data was collected using medical records from January 2012 to December 2015 At Haji Adam Malik General Hospital Medan. Variables that affected amount of blood loss staging, type of anesthesia used, and urine diversion, there are no significant differences except on amount of blood loss according to urine diversion method used, which were ureterocutaneostomy and neobladder. Blood preparation is needed about 951.5 ml as standard preparation for surgery in radical sistektomi in RSHAM