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.
Confidence votes 208K. There are three kinds of answers: ones that are mostly right, ones that are mostly wrong, and those that once were right but now are wrong. The five major types of precipitation are rain, snow, sleet, hail, and freezing rain. Rarer forms include graupel (ice attached to snow, or soft hail) and ground ice (also known as ice needles or diamond dust), which is ground-level condensation of ice crystals, with or without an associated fog cloud.