Urinary Tract Infection and Hydronephrosis with Obstruction due to Ureteral Calculus

A patient presents to the emergency department with hematuria, left-sided flank pain and chills. Computed tomography scan shows a left ureteral stone with hydronephrosis. The patient was admitted to the hospital for treatment and the final diagnosis is listed as acute urinary tract infection (UTI) and hydronephrosis with obstruction due to ureteral calculus. What is the correct ICD-10-CM code for this scenario? ...

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Note:  The following article synopsis was NOT provided by the AHA. It was created by Find-A-Code/innoviHealth.

Article Overview

This brief coding article focuses on an emergency department/hospital diagnosis scenario involving urinary symptoms, imaging findings, and a final diagnosis related to hydronephrosis with obstruction due to a ureteral calculus and infection. It is relevant to ICD-10-CM users who need to understand the indexing approach and reporting implications for this combination of findings.

Why This Topic Matters

Accurate ICD-10-CM assignment for urinary obstruction cases affects clinical reporting, claim accuracy, and consistent classification of complex urologic diagnoses.

What You Will Learn

  • How this urinary tract case is framed for ICD-10-CM classification
  • The type of diagnosis combination discussed in the article
  • How the article approaches index-based code lookup in a urologic obstruction scenario
  • Why the article is relevant to emergency department and inpatient coding review

Who Should Read This

  • Medical coders
  • Coding auditors
  • Clinical documentation improvement specialists
  • Revenue cycle staff
  • Healthcare providers involved in documentation

Codes Discussed


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