Giardia is an X chromosome invisible genetic disease, the female chromosome is XX, the male chromosome is XY. if the mother is a carrier of giardia, one X chromosome has a G6PD deficiency, and the father is normal, then:
Birth daughter:
Two normal X chromosome combination, the daughter is normal, will not have giardia and will not become a carrier of giardia;
Giardia is the most important disease in the world, and it is not the most important disease in the world, but it is a very serious disease.
G6PD-deficient X chromosome and dad's normal X chromosome combine, the daughter is a carrier of fava bean disease;
having a son:
normal X chromosome and dad's Y chromosome combine, the son does not have fava bean disease;
G6PD-deficient X chromosome and dad's Y chromosome combine, the baby is a carrier of fava bean disease.
So boys make up the majority of patients with the onset of fava bean disease.
Fava bean disease is most prevalent in children 2-5 years old, because many children are first exposed to fava beans at this age. According to foreign reports, 20% of the patients with broad bean disease is genetically related; domestic scientific and technological data show that about 41.3% of the patients have a family history, and about 90% of the occurrence of males, two-thirds of which are children under the age of 3.
Guangdong, Guangxi, Hainan and other southern coastal provinces, is the high incidence of fava bean disease areas.
Can broad bean disease be detected?
If you don't know if your baby has fava bean disease, you must pay attention to more observation after giving your baby fava beans, and send them to the hospital if something is wrong inside. Fava bean disease belongs to the onset of rapid, aggressive kind, must be careful.
The terminology of fava bean disease is hereditary glucose-6-phosphate dehydrogenase (G6PD) deficiency, which simply means that severe hemolysis will occur after eating fava beans.
The main symptoms are: nausea, fatigue, vomiting, yellowing of the skin and soy sauce-colored urine. In severe cases, even oliguria, anuria, renal failure, leading to death. For newborns, a high jaundice index may also be a symptomatic manifestation of serosal disease. About 200 million people worldwide have fava bean disease.
What about babies with fava bean disease?
Parents of babies with fava bean disease should not be too panicked, daily to keep the baby away from all fava bean food, including fresh fava beans, bean curd, etc., and do not touch the blooming fava bean flowers, now April-May is the fava bean season is especially important to pay attention to.
And if the baby is still breastfeeding, then the mother herself can not eat fava bean food. In addition, if the baby with fava bean disease has to use medication, also need to tell the doctor in advance, to prevent the drugs have allergies to the baby with fava bean disease ingredients.
The above is the silkworm bean disease pass male not female, silkworm bean disease can check out, please continue to pay attention.