Table 1: Approved screening tools.
| Procedure | Radiation | Time | Cost |
| Barium Esophagram | Yes | Moderate | Moderate |
| Air Contrast Esophagram | Yes | Moderate | Moderate |
| Manometry | No | Time-consuming | Inexpensive |
| Manofluorography | Yes | Time-consuming | Expensive |
| FEESST | No | Time-consuming | Expensive |
| Bolus Scintigraphy | Yes | Moderate | Moderate |
| Ultrasonography | No | Moderate | Expensive |
| VESS | No | Time-consuming | Inexpensive |
| VFSS | Yes | Time-consuming | Expensive |
| Surface EMG | No | Time-saving | Inexpensive |
Note: Goes in two stages, the examination is videotaped and then again analyzed; in addition to radiologist, speech pathologists must be present. Adapted from Vaiman M, et al. [22].