| parent | Crystals and calculi | LP31771-6 |
| child | Ammonium urate crystals | Calculus (stone) | Chemistry - non-challenge | LP386699-5 |
| parent | Crystals | LP16849-9 |
| child | Ammonium urate crystals | Urine | Urinalysis | LP402381-0 |
| child | Ammonium urate crystals | Urine sediment | Urinalysis | LP402382-8 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Ammonium urate crystals |
| DisplayName | en-US | Ammonium urate crystals |
LOINC Version: 2.78