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.
While the outcomes are slightly better if you wait between six months and 18 months, the pregnancies that do the best are those where the mother has at least 18 months since she last gave birth. This gives her body the time it needs to heal and reduces the risks of the short interval since her last birth.