Chronic Interstitial Nephritis
Does this patient have chronic interstitial nephritis (CIN)? Chronic interstitial nephritis (Figure 1) comprises a large and diverse group of conditions characterized by: Figure 1. Chronic interstitial nephritis. Urinary concentration defects (secondary to dysfunction of the kidney concentrating mechanism located in the medulla Occurs early in the course Associated: nocturia, polyuria and nephrogenic diabetes insipidus…