Most commonly, patients describe acute tenderness in the buttock and sciatica-like pain down the back of the thigh, calf and foot. Typical piriformis syndrome symptoms may include: 1  A dull ache in the buttock. 2  Pain down the back of the thigh, calf and foot (sciatica).
We think of ice as snowflakes, ice cubes, snow cones, and dangerous patches on the sidewalk. Scientists have many different ways of categorizing ice too! There are actually fourteen types of ice that exist in different environments.
Ice Floe. Ice broken up by wind, sea, swells, currents and tides. Has various names depending on the size, including small (65.5 ft-328 ft across), medium (328-1640 ft), big (1640 ftâ6562 ft), vast (6562 ftâ32,809 ft) and giant (more than 32,809 ft). 2 Of 21.