The ultrasound image shows multiple simple and one complex right ovarian cyst, with diffuse low-level echos and absence of flow on Doppler US. Note that there is good through-transmission, also through the complex cyst (blue arrow). On the T1 with fatsat the lesion remains bright, ruling out a fatty lesion.
A purist is  one who desires that an item remain true to its essence and free from adulterating or diluting influences. The term may be used in almost any field, and can be applied either to the self or to others. Use of the term may be either pejorative or complimentary, depending on the context.
Civil Engineering & Design. In architecture or structural engineering or building, a purlin (or purline) is a horizontal structural member in a roof. Purlins support the loads from the roof deck or sheathing and are supported by the principal rafters and/or the building walls, steel beams etc.