• disorders of kidney and ureter with urolithiasis (N20-N23)
  1. N28 Other disorders of kidney and ureter, not elsewhere classified

    1. N28.0 Ischemia and infarction of kidney

      Inclusion term(s):

      • Renal artery embolism
      • Renal artery obstruction
      • Renal artery occlusion
      • Renal artery thrombosis
      • Renal infarct
    2. N28.1 Cyst of kidney, acquired

      Inclusion term(s):

      • Cyst (multiple) (solitary) of kidney (acquired)
    3. N28.8 Other specified disorders of kidney and ureter

      1. N28.81 Hypertrophy of kidney

      2. N28.82 Megaloureter

      3. N28.83 Nephroptosis

      4. N28.84 Pyelitis cystica

      5. N28.85 Pyeloureteritis cystica

      6. N28.86 Ureteritis cystica

      7. N28.89 Other specified disorders of kidney and ureter

    4. N28.9 Disorder of kidney and ureter, unspecified

      Inclusion term(s):

      • Nephropathy NOS
      • Renal disease (acute) NOS
      • Renal insufficiency (acute)
Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.