Lumbosacral myelomeningocele

Case contributed by Naqibullah Foladi
Diagnosis certain


Bulging at the back

Patient Data

Age: 1 year
Gender: Male

Large bony defect posterior to the lumbosacral vertebral bodies with protrusion of the fluid density into the subcutaneous tissues. Neural tissue extends into the lesion and terminates at a neural placode. 

Absent right kidney.

The left kidney is significantly enlarged with two ureters. The lower ureter crosses the midline and inserts in the urinary bladder at the expected location of the right ureteric orifice.

Major blood vessels appear normal.  No ascites or pneumoperitoneum. 

Vertebral bodies appear normal.

Case Discussion

The features are of a lumbosacral myelomeningocele. Brain MRI is helpful in determining an associated Chiari malformation.

An additional finding is left-sided cross fused renal ectopia.

This case is also contributed by Dr. Mohammad Tahir Aien.

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