Medical Coding for Stress can be Physical or Chemical. So a stress test can be performed in several different ways. The key is to get the heart pumping and accelerate the heart and then graph it to see what its doing. So to create stress on the heart orâ¦ in the heart, theyâll use a treadmill, or exercise bike. Thereâs more than one type of treadmill thatâs listed on the CPT code 93015, just in case when youâre reading the case and thereâs a specific type of treadmill. Another way that they can do this is by medication.
The causes of climate change can be divided into two categories-those that are due to natural causes and those that are created by man. Natural causes There are a number of natural factors responsible for climate change. Some of the more prominent ones are continental drift, volcanoes, ocean currents, the earth's tilt, and comets and meteorites. Let's look at them in a little detail.
Agriculture and climate change. Climate change-caused by an increase in greenhouse gases-is the most serious long-term challenge facing the world today. Because of the threat it poses to the natural environment, farming will be one of the first sectors to feel its effects. The potential threats include: 1  changes in rainfall distribution.