This category contains 29 posts

CT of the Abdomen Axial Anatomy

These slides were taken from WikiRadiography (WetPaint) here.

Solution to Unknown Case #22 – Vesicoureteral Reflux with Duplicated Collecting System

History: Child with multiple urinary tract infections.  This is a case of vesicoureteral reflux with a completely duplicated right collecting system. Vesicoureteral reflux is graded as follows: 1. Grade 1 – reflux into a normal caliber ureter only 2. Grade 2 – reflux into the ureter, renal pelvis, and calyces with out dilatation 3. Grade … Continue reading

Unknown Case #22 – Retrograde Voiding Cystourethrogram

History: child with history of urinary tract infections.  What is your diagnosis for this child with a history of multiple urinary tract infections? Comment and share below!

Solution to Unknown Case # 7 – Focal Orchitis with Pyocele

History: Adolescent male with scrotal pain. This is a case of focal orchitis with pyocele, which characteristically appears as an ill-defined hypoechoic heterogenous lesion in the testicle on grayscale ultrasound, with increased flow on color Doppler ultrasound. This is distinguished from an intratesticular abscess by having internal flow on Doppler ultrasound. Intratesticular abscess would be … Continue reading

Solution to Unknown Case #5 – Calyceal Diverticulum

History: 16 year old female with recurrent flank pain.  This is the appearance of a calyceal diverticulum, which is a small outpouching or eventration of a calyx into the renal parenchyma. They are usually connected by a narrow channel to the renal pelvis, as seen in the IVP image above. A calyceal diverticulum can be … Continue reading

Unknown Case # 5 – Intravenous Pyelogram and Abdominal CT

History: 16 year old female with recurrent flank pain. What is your diagnosis for this pediatric patient with recurrent flank pain? Comment below. Share and pin this case by clicking on the icons below!


History: 35 year old female with pelvic pain.  Endometriosis is a condition in which endometrial cells (the cells that line the inside of the uterus) are found outside of the uterus within other areas of the body. Patients typically complain of painful menstruation, irregular bleeding, and infertility. When endometrial tissue forms a localized mass, such as … Continue reading


History: 18 year old female with pelvic pain. On further imaging evaluation with ultrasound, the fluid filled structures in the pelvis turned out to be the right horn of a uterine didelphys and the right portion of the vagina, which was obstructed by a transverse septum. Look again at the image above. The left horn of … Continue reading

Ovarian Fibroma on Ultrasound

History: 40 year old female with pelvic pain. The imaging appearance here is consistent with a solid adnexal mass. The differential diagnosis in this case includes pedunculated uterine fibroid, ovarian torsion, Brenner Tumor, fibroma or fibrothecoma, lymphadenopathy, GI tumors and Bladder tumors. The final diagnosis on pathology was ovarian fibroma. These are benign tumors of … Continue reading

Pulmonary Metastatic Disease

History: 65 year old male with a history of “abdominal” malignancy presents with chest pain and shortness of breath. This is a case of metastatic disease to the lungs (pulmonary metastatic disease). Can you determine the likely primary cancer? Take a look at the film again. See the surgical clips in the abdomen. The patient … Continue reading