Mesoblastic Nephroma

Etiology: hamartoma of kidney
US: enlarged solid reniform shaped mass in renal fossa
Clinical: most common solid renal mass up to 3 months of age

Radiology Cases of Mesoblastic Nephroma

US of mesoblastic nephroma — Transverse (above) and sagittal (below) US images shows an enlarged solid reniform shaped mass in the right renal fossa.

Surgery Cases of Mesoblastic Nephroma

Surgical image of mesoblastic nephroma — Surgical image shows an extremely large right renal tumor displacing the cecum into the left lower quadrant.

Gross Pathology Cases of Mesoblastic Nephroma

Pathological image of mesoblastic nephroma — Gross pathological image shows a light tan to yellow colored tumor mass situated within the lower pole of the kidney which has a fibrous, whorled cut section reminiscent of a leiomyoma.