There are two known types of kidney cysts, the first is Polycystic Kidney Disease (PKD) which is a genetic disorder of unknown causes and the second type is due to impaired kidney function.
6 to 12 days after conception: Implantation of the fertilized egg may cause cramping. 7 to 14 days after conception: Breasts may feel swollen, sore, tingly and heavy. 7 to 14 days after conception: Fatigue due to increased progesterone, low blood sugar and low blood pressure. 7 to 14 days after conception: Increased estrogen and slowed gastric emptying may lead to nausea known as morning sickness.
You can conceive at ANY point during your cycle, even during your period. You'll start to feel light symptoms of pregnancy 2 weeks after conception, but you won't start feeling morning sickness for another 2 weeks or more. That's the EARLIEST. If you can feel symptoms, you're going to get a positive on a HPT. It's as easy as that.