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129 Possible Causes for Calyceal Dilation

  • Urinary Tract Infection

    calyces and renal pelvis may be apparent.[dx.doi.org] VUR is graded from 1 to 5, with 1 being minor reflux into the ureter, and 5 being ureteral dilation and dilation of the renal pelvis and renal calyces.[clinicaladvisor.com] The ultrasound may show focal, segmental, hypoechoic renal lesions in Candida pyelonephritis, and when hydronephrosis is present, separation of the central renal echoes or dilated[dx.doi.org]

  • Congenital Bilateral Megacalycosis

    dilatation without pelvic or ureteral obstruction.[semanticscholar.org] […] an occasionally outnumbered, uniform dilatation of calyces (polycalycosis).[urotoday.com] Magnetic resonance urography revealed calyceal dilatation, increased number of calyces, and normal ureters and bladder. Figure 1.[tandfonline.com]

  • Congenital Hydronephrosis

    dilatation persistent hydronephrosis: 10 mm in the 3 rd trimester Ancillary sonographic features: dilatation of the renal calyces dilated ureter if the obstruction is distal[radiopaedia.org] dilatation Normal calyces Slight dilatation Moderate dilatation Severe dilatation Atrophic cortex 1 cm 1-1.5 cm 1.5 cm 1.5 cm 1.5 cm Grade 1 Pyelectasis 8 mm No caliectasis[fetalultrasound.com] Grade III - pelvic and calyceal dilatation with normal thickness of the renal parenchyma Grade IV - pelvic and calyceal dilatation associated with parenchymal thinning What[clinicaladvisor.com]

  • Renal Tuberculosis

    Global enlargement of the affected kidney occurred when calyceal dilatation surpassed parenchymal retraction.[ncbi.nlm.nih.gov] Earliest findings include minimal calyceal dilatation with the loss of calyceal sharpness.[indianjnephrol.org] The CT scan showed signs of chronic nephropathy, dilated calyces and thinning of renal cortex in both kidneys and severe dilation of ureter.[ncbi.nlm.nih.gov]

  • Vesicoureteral Reflux

    Ultrasound findings were considered suggestive of VUR if “dilatation of the pelvi-calyces”, “dilatation of the ureters”, or “dilatation of the collecting system” of one or[adc.bmj.com] […] and calyces with minimal blunting of the fornices Grade IV – dilation of the renal pelvis and calyces with moderate ureteral tortuosity Grade V – gross dilatation of the[en.wikipedia.org] II Reflux reaches the renal pelvis, but the calyces are not dilated. III The ureter and renal pelvis are dilated, with minimal or no blunting of calyces.[merckmanuals.com]

  • Renal Pelvic Calculus

    This patient had IVU twice and US twice, but the only positive finding was a dilated pelvis on IVU; the fact that the calyces were not dilated on both US and IVU, and ureters[wajradiology.org] Hydrocalix refers to irregular calyceal dilatation caused by infundibular obstruction, either acquired or congenital.[ijri.org] Obstructive disorder of the urinary system that causes dilatation of the renal pelvis and calyces with urine.[quizlet.com]

  • Chronic Pyelonephritis

    […] description Irregular scarred cortical surface usually at poles, dilated and blunted calyces Dilated ureter; retraction and destruction of papillae with "U” shaped scars[pathologyoutlines.com] […] clubbing : secondary to retraction of the papilla from overlying scar thickening and dilatation of the calyceal system overall renal asymmetry The long-term complications[radiopaedia.org] Irregular pyelocaliceal system (blunt or dilated calyces) Histologic changes are nonspecific: infiltrates of lymphocytes, fibrosis and atrophic tubules with hyaline casts.[urology-textbook.com]

  • Hydrocalycosis

    Caliectasis ( hydrocalycosis ) is a medical condition that occurs when the calyces, within the renal pelvis, become dilated.( 1 , 2 ) Calyces are found within the kidney and[medinfo.org] The basics are: Megacalycosis findings: is an uncommon, congenital renal abnormality, characterized by nonobstructive dilatation of the renal calyces with normal renal pelvis[healthboards.com] dilation, and there is a round filling defect in bladder Treatment – transurethral incision Urinary tract obstruction 8 Classification of megaureter Refluxing Obstructed[slideplayer.com]

  • Bilateral Multicystic Dysplastic Kidney

    calyces.[slideshare.net] […] nuclear medicine scan ULTRASOUND OF THE ATYPICAL FORM Difficult to distinguish from hydronephrosis as the renal pelvis communicates with peripheral cysts which resemble dilated[fetalultrasound.com] Two main types have been described 2 : pelvi-infundibular most common multiple small non-communicating renal cysts representing the dilated calyces atresia of the ureter and[radiopaedia.org]

  • Hydronephrosis

    […] renal pelvis and calyces blunting of fornices and flattening of papillae mild cortical thinning may be seen grade 4 (severe) gross dilatation of the renal pelvis and calyces[radiopaedia.org] Moderate renal pelvis dilation (between 10 and 15 mm in fetuses), including a few calyces Grade 3 (moderate) – Renal pelvis dilation with all calyces uniformly dilated.[en.wikipedia.org] When contrast is used, the renal pelvis and calyces will appear dilated and radiopaque.[quizlet.com]

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