R90-R94: Abnormal findings on diagnostic imaging and in function studies, without diagnosis
R94: Abnormal results of function studies
Subcodes of R94:
- R94.0: Abnormal results of function studies of central nervous system
- R94.1: Abnormal results of function studies of peripheral nervous system and special senses
- R94.2: Abnormal results of pulmonary function studies
- R94.3: Abnormal results of cardiovascular function studies
- R94.4: Abnormal results of kidney function studies
- R94.5: Abnormal results of liver function studies
- R94.6: Abnormal results of thyroid function studies
- R94.7: Abnormal results of other endocrine function studies
- R94.8: Abnormal results of function studies of other organs and systems
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