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99mtc-Nannocolloid Localization Of Lymphorenal Fistula Causing Chyluria, Maseeh Uz Zaman, Riffat Parveen Hussain, Khalil Ahmed Khan, Gufran Khan, M. Nadeem Ahmad

Department of Radiology

Chyluria is an abnormal condition in which chyle appears in the urine because of a fistulous communication between the lymphatics and the urinary tract. It is not life-threatening and spontaneous regression is reported in 50% of cases. Lymphangiography has been the main imaging modality for localization of the site of fistula, but it is invasive and requires expertise. Lymphoscintigraphy using Tc-99m labelled colloid is a safe, non-invasive, reproducible technique, which bears less radiation exposure. A 67-year-old male presented with 7-month history of chyluria following a spinal surgery. Bilateral lower limb lymphoscintigram revealed sluggish lymph flow in the left lower limb …