Megaureter
Megaureter is an anomaly whereby the ureter is abnormally dilated.
by disease: Post-streptococcal glomerulonephritis - Lupus nephritis
Uropathy (Obstructive uropathy, Hydronephrosis, Pyonephrosis)
Inborn errors of renal tubular transport (Renal tubular acidosis, Gitelman syndrome)
cystic (Polycystic kidney disease, Meckel syndrome, Multicystic dysplastic kidney, Medullary sponge kidney)