Crystals in Urine: Meaning and Causes


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question 1 of 3

If struvite stones are found in a patient, then you'd most likely suspect:

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1. If cystine stones are found in a patient, then you'd most likely suspect:

2. If calcium oxalate monohydrate crystals are found in the urine, you'd most likely suspect:

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About This Quiz & Worksheet

This quiz and worksheet combo is designed to help you assess your knowledge of crystals found in acidic urine. You will be quizzed on the various conditions that can lead to the formation of these crystals.

Quiz & Worksheet Goals

In these assessments you'll be tested on:

  • Struvite stones
  • Cystine stones
  • Calcium oxalate monohydrate crystals
  • Crystals shaped like shocks of wheat or that are needle fan shaped
  • The types of crystals that are amber in color and shaped like rhomboids or parallelograms
  • How antifreeze poisoning can be found through the examination of urine crystals

Skills Practiced

This worksheet and quiz will allow you to test the following skills:

  • Making connections - use understanding of the concept of crystals with specific shapes indicating certain types of conditions
  • Distinguishing differences - compare and contrast struvite crystals and calcium oxalate crystals
  • Information recall - access the knowledge you've gained regarding the conditions that crystals can indicate

Additional Learning

To learn more about this subject, review the accompanying lesson called Crystals in Urine: Meaning and Causes. This lesson covers the following objectives:

  • Define crystalluria
  • Relate the causes of uric acid crystals
  • Contrast struvite and calcium oxalate crystals
  • Explain and provide a picture of sulfur crystals