Subacute Kidney Injury in an Outpatient Setting
-Patient with a subacute kidney injury.
-Etiology: Classified as Prerenal (decreased renal perfusion), Intrinsic renal (pathology of the vessels, glomeruli, or tubulointerstitium), or postrenal (obstructive).
-Initial testing: Dipstick, UA with microscopy, quantification of urine protein or albumin (by random or “spot” protein-to-creatinine ratio or albumin-to-creatinine ratio), and a renal ultrasound.
Uptodate.com has an excellent algorithm and article I recommend to read. See here: https://www.uptodate.com/contents/diagnostic-approach-to-adult-patients-with-subacute-kidney-injury-in-an-outpatient-setting