Which images do you routinely request when ordering a HRCT chest?

The images I tend to request depends in part on the clinical scenario. In general, I find it helpful to obtain a traditional "ILD protocol" when I meet an ILD patient for the first time, especially when the diagnosis is unclear. This includes both prone and supine images with 1-1.5 mm cuts, in addition to full inspiratory and expiratory phases to assess for the presence of air trapping. Subsequent imaging does not necessarily have to be as comprehensive in established patients. For example, case...