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.
SECTORS IN TOURISM Sectors Overview The tourism industry has been divided into eight different sectors or areas. The following sector descriptions are brief overviews. 1. Accommodation 2.Adventure Tourism and Recreation 3. Attractions 4. Events and Conferences 5.ECTORS IN TOURISM There are two subcategories in the travel trade sector. â¢ The first is the retail arm of the industry, made up of travel agencies. â¢ The second is the wholesale side, made up of tour operators, who sell to travel agencies.