Sickle cell disease occurs from genetic changes that cause abnormalities in hemoglobin molecules: 1  Hemoglobin A (HbA) . 2  HbA is the hemoglobin molecule found in normal red blood cells during childhood and adulthood. 3  People who do not have sickle cell disease generally have this type of hemoglobin in their blood cells.ickle cell disease is an inherited blood disorder in which the body produces abnormally shaped red blood cells. In sickle cell disease, the hemoglobin in red blood cells clumps together. This causes red blood cells to become stiff and C-shaped.
A few new pregnancy symptoms will be noticed with the rise and fall of hormonal levels when you are 2 months pregnant. Your waistline is increasing even though you have not put on any significant weight. There is a change in the texture of the hair and skin during pregnancy.
Everyone refers to pregnancy as 9 months but it is actually a full 10 months which means that at 40 weeks they will consider the baby full term. If you are 5 weeks and 4 days then you are are almost 1 1/2 months pregnant.You are not quite to the 2 months mark yet. Pregnancy is kept track in what they call trimesters.o the month you actualy concieve, they count as the first month. There are 4 weeks to a month and 8 weeks would be considered 2 months. 12 weeks is 3 months and so on.