| parent | Miscellaneous Hematology | LP30865-7 |
| child | Calcium bilirubinate crystals | LP18871-1 |
| child | Crystals | Amniotic fluid | Hematology and Cell counts | LP393792-9 |
| child | Crystals | Bile fluid | Hematology and Cell counts | LP393793-7 |
| child | Calcium carbonate crystals | LP32873-9 |
| child | Cholesterol crystals | LP32876-2 |
| child | Crystals | Body fluid | Hematology and Cell counts | LP393794-5 |
| child | Crystals | Duodenal fluid | Hematology and Cell counts | LP393795-2 |
| child | Pyrophosphate crystals | LP15845-8 |
| child | Urate crystals | LP32885-3 |
| child | Crystals | Pericardial fluid | Hematology and Cell counts | LP393796-0 |
| child | Crystals | Peritoneal fluid | Hematology and Cell counts | LP393797-8 |
| child | Crystals | Pleural fluid | Hematology and Cell counts | LP393798-6 |
| child | Crystals | Semen | Hematology and Cell counts | LP427095-7 |
| child | Crystals | Stool | Hematology and Cell counts | LP427096-5 |
| child | Crystals | Synovial fluid | Hematology and Cell counts | LP393799-4 |
| child | Crystals | Vitreous fluid | Hematology and Cell counts | LP393800-0 |
| parent | UA | LP7851-1 |
| child | Acetaminophen crystals | LP36570-7 |
| child | Crystals | Urine | Urinalysis | LP402378-6 |
| child | Crystals | Urine sediment | Urinalysis | LP402379-4 |
| child | Atypical crystals | LP430745-2 |
| child | Ammonium urate crystals | LP32871-3 |
| child | Bilirubin crystals | LP32872-1 |
| child | Calcium hydrogen phosphate dihydrate crystals | LP18130-2 |
| child | Calcium crystals | LP32788-9 |
| child | Cholesterol crystals | LP32876-2 |
| child | Crystals.amorphous | LP70268-5 |
| child | Crystals unspecified | LP70261-0 |
| child | Cystine crystals | LP32877-0 |
| child | Dimagnesium phosphate crystals | LP71683-4 |
| child | Drug crystals | LP71682-6 |
| child | Hippurate crystals | LP32878-8 |
| child | Leucine crystals | LP32879-6 |
| child | Phosphate crystals.amorphous | LP18117-9 |
| child | Pyrophosphate crystals | LP15845-8 |
| child | Sodium urate crystals | LP18869-5 |
| child | Sulfonamide crystals | LP32882-0 |
| child | Triple phosphate crystals | LP16860-6 |
| child | Tyrosine crystals | LP32884-6 |
| child | Crystals.unidentified | LP16850-7 |
| child | Urate crystals | LP32885-3 |
| child | X ray dye crystals | LP36424-7 |
| PartDisplayName | en-US | Crystals |
| DisplayName | en-US | Crystals |
LOINC Version: 2.77
FHIR