Figure 1 This photograph was taken at the primary clinical presentation.  Ranula, floor of mouth presenting as dome-shaped, smooth surfaced, bluish grey swelling which is clinically an ideal presentation for this lesion in terms of color, shape and location.

 

History of the present illness
This is a 67-year-old male with a smooth-surfaced, dome-shaped and pink- to grayish-blue swelling located off the midline in the left side of the floor of mouth (Fig 1).  The swelling is about 2 cm in diameter and has been present for an unknown period of time.