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2016年10月2日 星期日

[醫如往常] Senior Clerkship Day 20: Ob/Gyn 施醫師; 華醫師FXS, SMA; 黃醫師 多胞胎妊娠

施醫師
  • Compound B mode
  • 2D mode
  • 3D mode
Probe 100萬
0-256 level
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Situs inversus
Dextrocardia, L loop

Primary ciliary dyskinesia (PCD), also immotile ciliary syndrome or Kartagener syndrome
is a rare, ciliopathic, autosomal recessive genetic disorder that causes defects in the action of cilia lining the respiratory tract (lower and upper, sinuses, Eustachian tube, middle ear) and fallopian tube, as well as in the flagella of sperm cells. The phrase "immotile ciliary syndrome" is no longer favored as the cilia do have movement, but may be inefficient or unsynchronized.
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Irregular lacuna
前置胎盤v.s.植入性胎盤
植入性胎盤 3d mode:異常血管增生、血管融合
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華醫師
FXS, Fragile X syndrome
  • Xq27.1 FMR1
  • Male 1/4000, female 1/8000
  • CGG repeat 
  • AD
Repeat > 40 permutation: carrier
Repeat > 55 2%
Repeat > 200 100% full methylation
父親遺傳 長度不會增加
母親遺傳會anticipation

FXPOI
  • Primary ovary insufficiency
  • Average Age 28 開始排卵異常
  • 20% permutation woman would have FXPOI
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FXTAS
  • Tremor Ataxia
  • Age related
  • Male>female
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CGG Repeated primed PCR
台大3350
外面檢驗收兩千多不過是傳統PCR
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AGGs增加精確度
降低full mutation發生率
可以偵測高達1300 CGGs
Homozygous or heterozygous
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Carrier
Israel 1 in 158
Taiwan 1 in 333
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Early treatment
  • Drug clinical trial
  • Occupation therapy
Prevent next sibling
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SMA; Spinal Muscular Atrophy
  • Anterior horn cells, bilateral, Proximal lower limbs
  • 5q13 AR
  • SMN1 Gene 8 exons
  • SMN2 exon 7 沒有表現

95% SNM1 Homozygous mutation
2% point mutation
Carrier: 1/40
Taiwan: 2.04% only has one SMA1

Tx:
  • Valproic acid 蔡力凱醫師發表
  • Gene therapy 效果不好
  • Antisense oligonucleotide
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MLPA Gold standard
37 target regions
跟housekeeping gene 比較
Chromosome 13, 18, 21做比較

台大MLPA一次2500
外面用傳統方式1500
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Multiplex Ligation-dependent Probe Amplification

Stuffer sequence(填充序列) 增加跑膠的鑑別性

"The stuffer sequences are varied in length so that a range of up to 50 targets can be amplified and separated in a single experiment."
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ISIS Cop.
Q PCR
Then drug Clinical trial
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胡教授實驗室每年做十萬個血片
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黃醫師 多胞胎妊娠
"珺"要念四聲

<20 weeks chronic hypertension
>20 weeks PIH
PIH with others: preeclampsia
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GDM
75g OGTT Diagnosis 空腹
50g OGTT screen 不用空腹
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超音波
fetus在上下兩周可接受

Placenta: Hyperechoic

Lambda sign, beak sign
DC twin

T sign
MC twin
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Painless antepartum hemorrhage
  • Anterior placenta implantation
Twins high risk
  • Cervical incompetence

Painful antepartum hemorrhage
  • Placenta abruption
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Cervical incompetence
  • painless
  • Cervical length shortening <2.5cm
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Cervical length shortening with Pain
  • Preterm labor
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常常來不及Cesarean Delivery
直接NSD
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Day 4-8: MCDA Twins
Day 8-13: MCMA twins
Day 14: Conjoined twins
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Twins Prevalence 3%
Twins Risk factor
  • Maternal weight and height: Obese (BMI 30 kg/m2) and tall women (≥65 inches [164 cm])
  • Family history
  • Increasing parity
  • Race/geographic area
  • Age: Naturally conceived dizygotic twinning increases four-fold between age 15 and age 35
  • fertility stimulating drugs
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CD indication
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Presentation twin
決定於第一個twin 胎位
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Slective reduction
  • KCl
  • Cord occlusion
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Steroid stimulate lung maturation
2 dose 間距24小時
Week 23-34
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TTTS
Disconcordent + 羊水量不一樣
10-15% mc twin

TAPS; TWIN anemia polycythemia sequence
MCA PSV; Pulse systolic velocity >1.5x

TRAP; twin reversed arterial perfusion

法國前五次IVF 免費

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