ESTIMATION OF GLOMERULAR FILTRATION RATE BY USING TC-99M DTPA PLASMA 1 SAMPLE METHOD, GATES METHOD, COCKCROFT-GAULT METHOD AND PREDICTED CREATININE CLEARANCE METHOD: A PROSPECTIVE COMPARATIVE ANALYSIS WITH PLASMA 2 - SAMPLE CLEARANCE METHOD.

Autor: Nosheen Fatima, Maseeh Uz Zaman, Khalid Niaz, Salman Habib, Sharjeel Usmani, Shahid Kamal, Abid Hameed
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: Journal of the Dow University of Health Sciences, Vol 2, Iss 2, Pp 65-70 (2015)
Druh dokumentu: article
ISSN: 1995-2198
2410-2180
Popis: Study Objective: To compare diagnostic accuracy of predicted clearance method, Gates method, Cockcroft-Gault method and plasma 1- sample clearance method with plasma 2-samples clearance method with Tc-99m DTPA for the estimation of glomerular filtration rate(GFR).Study Design: Comparative study. Materials and Methods: This study included 91 consecutive patients who were referred for evaluation ofrenal function to the Nuclear Medicine section of Karachi Institute of Radiotherapy and Nuclear Medicine(KIRAN) from September 2004 to September 2005. The GFR was determined simultaneously by 5 methodsincluding Plasma two-Sample Clearance method after Tc-99m DTPA injection (PSC 2); Plasma one-SampleClearance method after Tc-99 m DTPA injection (PSC 1); Gamma camera uptake method after Tc-99mDTPA injection (Gates method); Predicted Creatinine Clearance by Modification of Diet and Renal Diseases(MDRD); and Cockcroft-Gault’s equation for GFR estimation (CG). PSC 2 was chosen as a reference. Results: Out of the 91 patients, 71 were males and 20 females with age ranging from 16-68 years. Theregression equation of the PSC 1, Gates, MDRD and CG method against the PSC 2 was Y = 1.884 +0.970X(r=0.90, p
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