calyceal diverticulum

ca·ly·ce·al di·ver·ti·cu·lum

(kal-i-sē'ăl dī'vĕr-tik'yū-lŭm)
A congenital or acquired distention of a kidney calyx that renders it susceptible to calculus formation.
References in periodicals archive ?
Carcinoma in a calyceal diverticulum is largely uncommon.
The calyceal diverticulum, which had been diagnosed preoperatively as a complicated cyst, was confirmed by ureteroscopy and retrograde pyelogram (Figure 2).
Herein, we report a rare case of rupture of a calyceal diverticulum caused by ureteroscopy.
Her past medical history included right ureteral calculi secondary to her right calyceal diverticulum. In addition to the past ureteral stone, there had also been a stone in the calyceal diverticulum.
Other renal masses include Transitional cell carcinoma (n = 01), Wilms' tumour (n = 09), Lymphoma (n = 1), Complex renal cyst (n = 01), Abscess (n = 03), PCKD (n = 2), Focal pyelonephritis (n = 2), Calyceal diverticulum (n = 1), Renal lymphangiectasia (n = 1), Angiomyolipoma (n = 03) and Oncocytoma (n = 02).
Results: Puncture of calyceal diverticulum was successful in all 12 UFURS patients.
Koh, "Management of the Bladder and Calyceal Diverticulum: Options in the Age of Minimally Invasive Surgery," Urologic Clinics of North America, vol.
The differential diagnosis for the imaging appearance of renal tuberculosis includes chronic pyelonephritis, papillary necrosis, medullary sponge kidney, calyceal diverticulum, renal cell carcinoma, transitional cell carcinoma and xanthogranulomatous pyelonephritis.
Initial differential diagnoses included partial staghorn stone, calyceal diverticulum with stones and chronic pyelonephritis, cystic renal cell carcinoma with calcification, TB, and fungus balls.
The localization of calculi was extremely difficult in some cases with hydronephrosis, lower calyceal calculi, or calyceal diverticulum calculi.
The term "calyceal diverticulum" was first suggested by Prather in 1941[6] and a number of etiologies have been described in the literature since then.
An unusual complication of calyceal diverticulum. Br J Urol 1975;47:370http://dx.doi.org/10.1111/j.1464-410X.1975.tb03987.x.