Unfortunately, there is no effective treatment for optic atrophy. Once the nerve fibers in the optic nerve are lost they never heal or grow back. Therefore, the best defense for optic nerve atrophy is an early diagnosis because if the cause can be found and corrected, further damage can be prevented.
But as you're figuring gas into your road trip cost, keep three things in mind: 1  Your car will be more loaded down than normal, thus reducing your gas mileage. 2  Many people tend to drive faster to get long trips over with.  Gas prices do fluctuate in different areas.
Multiply the number of gallons you need times the average gas price to get your total fuel cost. For example, if gas is about $3.50 a gallon in your area and you need 20 gallons to drive your trip distance, you'll pay $75 for gasoline.hen divide this mileage figure by your car's MPG rating to find out how many gallons of fuel you'll need on your trip. For instance, if you plan to drive 500 miles in a car that gets 25 MPG, you'll need about 20 gallons of gasoline.