Crohn's Colitis. 1  Inflammation of the colon only. 2  Not uncommon. Approximately 20 percent of patients with Crohn's. 3  Symptoms include diarrhea, rectal bleeding, and abdominal pain. 4  Perianal disease and the extraintestinal manifestations of Crohn's disease are more common in patients with involvement of the colon.
The DJIA is composed mainly of companies found on the NYSE, with only a couple of Nasdaq-listed stocks. Remember, although both the Dow and the Nasdaq refer to market indices, only the Nasdaq also refers to an exchange where investors can buy and sell stock.
The PowerShares QQQ tracks a modified-market-cap-weighted index of 100 NASDAQ-listed stocks. QQQ is one of the best established and mostâa quirky but wildly popular mash-up of tech, growth and large-cap exposureâ traded ETFs in the world. It's also one of the most unusual.