Golisano Children's Hospital / Pediatric Nephrology / Tests and Procedures Tests and Procedures Tests and procedures may include but are not limited to: Peritoneal dialysis Hemodialysis Continuous veno-venous hemofiltration Renal biopsy 24-hour ambulatory blood pressure monitoring Urinalysis Kidney function tests Measurement of glomerular filtration rate Urine supersaturation Stone analysis Hypertension work-up Test Instructions Instructions for random urine collection 24-hour urine collection instructions Instructions for SSA urine testing