To make decision about nephrectomy in case of hydronephrosis the required conclusive investigation is:

To make decision about nephrectomy in case of hydronephrosis the required conclusive investigation is: 




A. Planned urogramm
B. I/v pieloraphy
C. Renal dynamic scintigraphy
D. Residual nitrogen test
E. Cystoscopy


Answer: C. Renal dynamic scintigraphy


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