Title: Role of Renal Doppler Flowmetry in Patients with Altered Renal Function Tests

Authors: Dr Krishna Kumar Borah, Dr Avinash Kamble, Dr Bipul Ch, Kalita

 DOI:  http://dx.doi.org/10.18535/jmscr/v4i3.37

Abstract

Objective: (i) Study was done to know the sensitivity of renal ultrasound with Doppler studies in patient with altered renal function test. 

(ii) To study the sonomorphological characteristics in grayscale ultrasound and renal Doppler flowmetry in altered renal function test. 

Material and Methods: A hospital based cross sectional study of 83 patients were conducted over a period of 1 year from June 2013 to May 2014 in the Deptt. Radio Daignosis, Assam Medical College & Hospital Dibrugarh. Approved was obtained from Institutional ethics review committees, AMCH, Dibrugarh. 

All the patients are subjected to grey scale USG of abdomen and Renal Doppler study. Grey scale USG done with 2.5-5 MHz curvilinear transducer and 10 MHz linear transducer.

Both colour Doppler and pulsed wave Doppler mode were done by using 2.5-5 MHz convex array probe. 
Result: For the analysis of the study, group is subdivided into four subgroups e.g. (i) Chronic kidney disease (CKD) (ii) Acute kidney Injury (AKI)

(iii) Glomerular dieases – Nephritic Syndrome (NeS) & Nephrotic Syndrome (NS) (iv) Lupus Nephritis (LN).

Among the 93 patients CKD 68 (73%), AKI – 13(12.9%) Nes- 3(3.2%), NS- 6 (6.4%), LN – 4 (4.3%).

Renal length are reduced 19%, increased in 16%. Renal cortical echoes are increased in 66.6%. In Renal Doppler RIm is increased 72 (77%) patients. PSVa were normal in 82.7% and increased 17% patients. 

Conclusion: Renal Doppler USG can delineate altered renal function tests in medical renal disease. USG features like increased renal cortical echotexture, increased and decreased renal size, irregular renal surface are the useful indicators for altered renal function. 

Keyword: USG, Renal Doppler flowmetry, altered Renal Function.

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Corresponding Author

Dr Krishna Kumar Borah

MD, Assoc Prof TMCH

Deptt of Radio Diagnosis