CAH
3. By which one of the following mechanisms dose the 21-hydroxylase
deficiency develop ?
(A) by gene conversion and gene recombination between CYP21 gene
and CYP21P gene (pseudogene) during mitosis or meiosis.
(B) by mutations in CYP21P gene of which the protein products
interferes with the presentation of CYP21 gene.
(C) by the deletion of all the introns of CYP21 gene.
(D) by the conversion of CYP21 gene to CYP21P gene.
4. Which one of the following statements is TRUE about the treatment of
21-hydroxylase deficiency ?
(A) Glucocorticoid should not be prescribed in the infants with the
salt-wasting disease.
(B) Laparoscopic adrenalectomy with low-dose steroid replacement is the
treatment of choice.
(C) Maternally administered dexamethasone early in the first trimester
ameliorates genital ambiguity in affected female fetuses.
(D) To ensure the effect of the treatment, 17-OH progesterone should be
suppressed to normal range.
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我無法道出她有多完美
如此天真 卻又夾雜著如許智慧
如許的善心和如許的果斷
這麼活潑的生命竟有如此安詳的靈魂
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※ 編輯: Skylink 來自: 218.166.209.219 (02/28 14:05)
※ 編輯: Skylink 來自: 218.166.209.219 (02/28 14:08)