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Modern imaging techniques in urinary stone disease.

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Modern imaging techniques offer low-dose options for urinary stone disease management, even in obese patients. Measuring stone volume, not just diameter, improves treatment decisions and study comparisons.

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Area of Science:

  • Radiology
  • Urology
  • Medical Imaging

Background:

  • Radiological imaging is rapidly advancing in medical applications.
  • Urinary stone disease management relies heavily on accurate imaging.

Purpose of the Study:

  • To review and discuss recent advancements in imaging techniques for urinary stone disease.
  • To highlight changes in the management of urinary stone disease through modern imaging.

Main Methods:

  • Review of current literature on radiological imaging in urinary stone disease.
  • Analysis of new protocols like low-dose and ultra-low-dose computed tomography (CT).
  • Evaluation of dual-energy CT and quantitative imaging approaches.

Main Results:

  • Iterative reconstruction enables low-dose and ultra-low-dose (ULD) CT protocols, feasible even in obese patients.
  • Dual-energy CT offers additional information but requires careful dose consideration.
  • Stone volume measurement shows promise over largest diameter for clinical decisions.

Conclusions:

  • Low-dose and ULD CT protocols should become standard, including for obese patients.
  • Dual-energy CT use should be reserved for specific clinical indications.
  • Reporting stone volume alongside diameter is recommended for treatment planning and study comparability.