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). 3  Pain when walking up stairs or inclines.
There are currently 10 sectors and 68 industries. Three of the 68 industries do not have companies represented in the S&P 500 Index; therefore, performance is not available for Marine, Transportation and Infrastructure, and Water Utilities.
In this sub-industry, companies provide a wide range of health care and social services through hospitals, doctors'. offices, nursing homes, outpatient surgery centers, and other facilities. In the last two years, the. industry growth is lower than the average healthcare sector growth.