When it comes to kidneys stones they do not come much bigger than this. On the initial plain radiograph, it seems hardly comprehensible despite their projection over an enlarged reniform outline. R...
Abdominal (tummy) pain is one of the most common presentations to the emergency department. The causes lie on a spectrum that ranges from harmless to life-threatening. Having a differential diagnosis (ddx) in mind helps guide medics through assessment, triage appropriately, and choose relevant inves
An ileovesicostomy (also known as a "bladder chimney") is an uncommon procedure performed for severe neurogenic bladder.In this procedure, the superior portion of the bladder is "augmented" wi...
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Spontaneous rupture of the ureter often occurs secondary to ureteral lithiasis with urinary tract obstruction and resultant increased intraluminal pressure and subsequent rupture, or can be seconda...
Urethral diverticulum is a relatively common disease, favored by inflammation of Skene's glands with abscess collected that develop in the submucosa, and which may also take on a considerable size....
A duplex collecting system (or duplicated collecting system) is one of the commonest congenital renal tract abnormalities.
Ileal conduit and ileal conduit stones.Left nephrostomy placement was requested for access for the stone removal procedure.There is an increased risk for stone formation in ileal conduits for a var...
The drooping lily sign refers to the inferolateral displacement of the opacified lower pole moiety due to an obstructed (and unopacified) upper pole moiety in duplicated collecting system.
Anorectal malformation
Perirenal haemorrhage without a history of trauma complicating an angiomyolipoma is known as Wunderlich syndrome. If perirenal haemorrhage is encountered on ultrasound, a thorough workup should be ...
Renal angiomyolipomas (AML) are a type of benign renal neoplasm encountered both sporadically and as part of a phakomatosis, most commonly tuberous sclerosis. They are considered one of a numb...
The tomographic findings suggest an endometrial cancer. The biopsy proved to be an adenocarcinoma of the endometrium.
Vesicorenal reflux cannot be seen on a CTU, but the appearance of the kidneys is characteristic for chronic recurrent pyelonephritis caused by reflux.
Failed renal transplants may develop dystrophic calcifications and although amorphous calcifications in the pelvis would generally warrant a differential, the typical location and the (hopefully)&n...
See related articles for discussion. These illustrations were created live at SMACC 2015.
Fishhook ureters, also known as J-shaped ureters or hockey stick ureters describe the appearance of the distal ureter in patients with significant benign prostatic hypertrophy. It has also bee...
Multiple pancreatic cysts with bilateral renal masses (renal cell carcinoma) and cysts in a patient with Von Hippel-Lindau disease.
This was an incidental finding during a routine abdominal ultrasound.
Hidden diagnosis
Exophytic part solid-part cystic lesion in the lower pole of the left kidney. The solid components enhance.The appearances are those of a type IV Bosniak cyst, 100% of which are malignant.Ima...
Hydatid cysts result from infection by Echinococcus, and can result in cyst formation anywhere in the body.
A beautiful example of the role of CT-IVU in assessing the urinary tract. The CT-IVU adds anatomical value over and above a traditional IVU or fluroscopic studies.The fistula between the uret...
Hidden diagnosis
Nice example of a bifid renal pelvis.
Surgically proven case of pyonephrosis
Cannonball metastases is a description given to a select type of lung metastases in which multiple large masses are evident.Renal cell carcinoma is by far the commonest cause with choriocarcinoma, ...
Scrotal abscess formed after bilateral orchidectomy and the fistula a further complication. After the initial retrograde urethrogram, a SPC was placed to divert urine but this was unsuccessful six ...
Hidden diagnosis
The manta ray sign is a radiographic appearance in bladder exstrophy. It describes wide midline separation of the pubic bones simulating the appearance of a manta ray swimming towards you 1.&n...
This patient came for low back ache evaluation under MRI and the absence of a right kidney in it's normal position, accompanied by an empty left renal fossa, prompted further evaluation. Whilst the...
Features of acute epididymitis.
Hidden diagnosis
Urethral strictures may be focal or multifocal, the latter being less common and presenting more challenging management.Strictures often occur in the context of inflammatory condition balanitis xer...
