You may be diagnosed with polycystic liver disease if: 1  You have a family member with PLD, are under the age of 40, and have more than one cyst. 2  You have a family member with PLD, are older than 40, and have more than three cysts. 3  You have no family members with PLD, are over the age of 40, and have more than 20 cysts.
TOPICS: American Airlines business class First Class jfk JFK-LAX The Difference Between Business and First Class on an American Airlines JFK-LAX Redeye Flight.ast month, I flew the JFK-LAX transcontinental red-eye twice on American Airlines out of JFK airport. I also wrote about my experiences on American Airlines JFK-LAX 767-200 First Class. Here are the differences between Business Class and First Class service based on personal experience: Business Class.
Business class is distinguished from other travel classes by the quality of seating, food, drinks, ground service and other amenities. Full business class is usually denoted 'J' or 'C' with schedule flexibility, but can be many other letters depending on circumstances.