| R94 | Abnormal results of function studies |
| | Abnormal results of function studies of central nervous system |
| | Abnormal electroencephalogram [EEG] |
| | Abnormal brain scan |
| | Abnormal results of other function studies of central nervous system |
| | Abnormal results of function studies of peripheral nervous system and special senses |
| | Abnormal results of function studies of eye |
| | Abnormal electro-oculogram [EOG] |
| | Abnormal electroretinogram [ERG] |
| | Abnormal visually evoked potential [VEP] |
| | Abnormal oculomotor study |
| | Abnormal results of other function studies of eye |
| | Abnormal results of function studies of ear and other special senses |
| | Abnormal auditory function study |
| | Abnormal vestibular function study |
| | Abnormal results of other function studies of ear and other special senses |
| | Abnormal results of function studies of peripheral nervous system |
| | Abnormal response to nerve stimulation, unspecified |
| | Abnormal electromyogram [EMG] |
| | Abnormal results of other function studies of peripheral nervous system |
| | Abnormal results of pulmonary function studies |
| | Abnormal results of cardiovascular function studies |
| | Abnormal result of cardiovascular function study, unspecified |
| | Abnormal electrocardiogram [ECG] [EKG] |
| | Abnormal result of other cardiovascular function study |
| | Abnormal results of kidney function studies |
| | Abnormal results of liver function studies |
| | Abnormal results of thyroid function studies |
| | Abnormal results of other endocrine function studies |
| | Abnormal results of function studies of other organs and systems |
