Indications for PGT include（）
A: Patients with chromosome number and structural abnormalities
B: History of chromosomally abnormal child or pregnancy
C: Advanced maternal age
D: HLA matching, pepole with cancer susceptibility genes
A: Patients with chromosome number and structural abnormalities
B: History of chromosomally abnormal child or pregnancy
C: Advanced maternal age
D: HLA matching, pepole with cancer susceptibility genes
举一反三
- Indications for PGT include（） A: Patients with chromosome number and structural abnormalities B: History of chromosomally abnormal child or pregnancy C: Advanced maternal age D: HLA matching, pepole with cancer susceptibility genes
- Indications of PGT include ( ) A: Patients with abnormal chromosome number or structure B: Patients with a history of chromosomal abnormalities in their offspring C: Advanced aged patients D: Patients with cancer susceptibility genes
- Principal indications for prenatal diagnosis by invasive testing: A: Previous child with a de novo chromosome abnormality B: Presence of structural chromosome abnormality in one of the parents C: Family history of an X-linked disorder D: Risk of a neural tube defect
- Common high-risk factors for a pregnant woman include ( ). A: maternal health B: age of the pregnant woman C: adverse pregnancy history D: height of the pregnant woman
- Family history， age， genetic abnormalities， and diet， these are all called constitutional risk factor.。（ ）