1 Normal inferior vena cava diameter: 1.5 to 2.5 cm. 2  Less than 50% change in diameter with normal respiration or with a sniff. 3  Elevated Right Atrial Pressure: 4  Dilated inferior vena cava. 5  Dilated hepatic veins. 6  Little or no respiratory change in caval diameter.
Depending on how much money you earn, you may not pay Social Security taxes on your entire income. That's because a cap is set each year on the amount of income subject to Social Security taxes. Last year, that limit was $118,500, but in 2017, it jumped to $127,200.
Q What is the maximum amount of earnings that will be subject to Social Security taxes in 2017? How does that limit and the tax rate compare with 2016? A The maximum amount of earnings on which you pay Social Security taxes is rising from $118,500 in 2016 to $127,200 in 2017. This is the largest increase in recent years. The limit was also $118,500 in 2015, and it was $117,000 in 2014.