The health services industry closed the day up 2.3%. Uroplasty Inc ( UPI), IVAX Diagnostics Inc ( IVD), Strategic Diagnostics Inc ( SDIX), and TranS1 Inc ( TSON) were all decliners today within the health services industry with Volcano Corporation ( VOLC) being today's featured health services loser. Volcano Corporation fell 12 cents (-0.5%) to $24.85 on light volume. Throughout the day, 101,356 shares of Volcano Corporation exchanged hands as compared to its average daily volume of 675,300 shares. Volcano Corporation designs, develops, manufactures, and commercializes a suite of intravascular ultrasound (IVUS) and functional measurement (FM) products used in the diagnosis and treatment of vascular and structural heart disease. Volcano Corporation has a market cap of $1.3 billion and is part of the health care sector. The company has a P/E ratio of 132.3, below the average health services industry P/E ratio of 139.7 and above the S&P 500 P/E ratio of 17.7. Shares are down 7.9% year to date as of the close of trading on Thursday. TheStreet Ratings rates Volcano as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, good cash flow from operations and expanding profit margins. However, as a counter to these strengths, we also find weaknesses including unimpressive growth in net income and premium valuation.