A child presents with a horseshoe kidney. This congenital anomaly is due to fusion of the kidneys at which structure?
Show answer and explanation
Correct answer: Lower poles
Horseshoe kidneys fuse at the lower poles. As they ascend, they become trapped under the inferior mesenteric artery.
Practice all 20 Embryologic Development and Defects questions
Keep practicing
More Embryologic Development and Defects questions
- A neonate exhibits a holosystolic murmur due to a ventricular septal defect. This defect is most commonly due to failure of formation of wh…
- A newborn has intestinal obstruction due to malrotation of the midgut. Which embryologic event normally occurs at 10 weeks gestation?
- A neonate presents with a persistent cervical sinus. This defect results from incomplete involution of which structure?
- A newborn presents with Potter sequence. Which embryologic abnormality most likely caused this condition?
- A fetus shows intestinal contents within the umbilical cord covered by peritoneum. This condition is caused by which embryologic failure?
- A neonate is diagnosed with annular pancreas. This condition is most often caused by abnormal migration of which structure?