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Ultrasonography criteria for the diagnosis of autosomal dominant polycystic kidney disease
| Family history positive1 | ||
| Unknown genotype | ||
| Age (yr) | ||
| ≥ 15 and ≤ 39 | ≥ 3 unilateral renal cysts | |
| ≥ 40 and ≤ 59 | ≥ 2 bilateral renal cysts | |
| ≥ 60 | ≥ 4 bilateral renal cysts | |
| Family history negative | ||
| > 10 bilateral renal cysts, with the exclusion of renal or extra-renal disease causing renal cysts | ||
Exclude autosomal dominant polycystic kidney disease when < 2 unilateral renal cysts and ≥ 40 years of age.
