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Medicina fetal Barcelona
Calculadora v2017 en español

DATING BY LMP AND BIOMETRIES

LMP (Last Menstrual Period)

First TM 1 (CRL<=84mm)

Second TM 2 (BDP<= 70mm)

Third TM 3 (BPD>70mm)

Estimate fetal weight

DBP, PC, PA, LF (Hadlock FL)

PA, LF (Hadlock FL)

Growth centile in II TM

Gender:

Unique percentile III TM

Gender:

Multiple percentile III TM

Gender larger twin:
Gender smaller twin:

Preeclampsia 1T

Epidemiologic data

Biometric data

First Trimester Data

Congenital Diaphragmatic Hernia Calculator

Left side Hernia

o/e LHR (%)

Longest diameter method

Right Lung to Head Ratio

Tracing method

Right Lung to Head Ratio

Prediction of survival

Prediction of survival in left CDH

Right side hernia

o/e LHR (%)

Longest diameter method

Left Lung to Head Ratio

Tracing method

Left Lung to Head Ratio

Prediction of survival

Prediction of survival in right CDH

Anemia

Cerebral Doppler

CALCULATE VOLUME TO TRANSFUSE

Doppler

Umbilical artery

Middle cerebral artery

Cerebroplacental ratio

Uterine arteries

Ductus venosus

Aortic isthmus

TEI index



EFW (G):



Percentile:

Gender:



Percentile:

UA Diastolic flow



Percentile:





CPR (Percentile:1)

Mean Ut. A (Percentile:64)

Percentile:

D.V. Atrial Flow:

Fetal Growth restriction:

Stage 2


Recommended management:

Follow-up in 1 week


Recommendations:

  • Control every two weeks
  • Amniotic fluid (maximum vertical pocket) + estimated fetal weight or abdominal circumference + peak systolic velocity middle cerebral artery

DIAGNOSTIC ALGORITHM




Twins gender

TWIN 1


TWIN 2


Twin-twin transfusion syndromePSV-MCA values not entered, the risk for TAPS can not be assessed.


STAGING

Quintero RA et al. J Perinatol. 1999 Dec;19 (8 Pt1): 550-5.

TWIN 1

MVP-AF (mm):

Bladder:





TWIN 2

MVP-AF (mm):

Bladder:






RISK OF IUFD WITHIN ONE WEEK AFTER LASER

Eixarch E et al. Prenat Diagn. 2013 Nov;33(11):1033-8.

Gestational age:

Estimated fetal weight discordance (%):

TWIN 1


TWIN 2


Selective IUGRPSV-MCA values not entered, the risk for TAPS can not be assessed.


TYPE OF IUGR

Diastolic flow in Umbilical artery of small fetus:

Recomendations:

POOR PROGNOSIS CRITERIA

Gestational age:

Estimated fetal weight discordance (%):






Recomendations:

Dating

1. Robinson HP. A critical evaluation of sonar ‘crown-rump length’ measurements. BJOG 1975;82:702-710. Revised BUMS sept 2008.

2. Mul T. A comparative analysis of second-trimester ultrasound dating formulas in pregnancies conceived with artificial reproductive techniques. UOG 1996; 8:397-402.

3. Mongelli M. Third trimester ultrasound dating algorithms derived from pregnancies conceived with artificial reproductive techniques. UOG 2005; 26:129-131.

Fetal Growth

1. Hadlock FP. Estimation of fetal weight with the use of head, body and femur measurements a prospective study. Am J Obstet Gynecol 1985;151(3):333.

2. Hadlock FP. Sonographic estimation of fetal weight. The value of femur length in addition to head and abdomen measurements. Radiology, 1984 Feb; 150(2):535.

Growth centile in II TM

1. Pedersen N, Figueras F, Tabor A. Obstetrics and Gynecology 2008; 112(4):765-71.

Unique percentile in III TM

1. Figueras F. Customized birthweight for a Spanish Population. EJOGRM 2008; 136(1):20-4.

Multiple percentile in III TM

1. Kuno A. Comparision of fetal growth in singleton, twin and triplet pregnancies. Hum Reprod 1999.

2. Corbes de referència de pes, perímetro craneal i longitud en nèixer de nounats d'embarassos únics, bessons i trigèmins a Catalunya. Departament de Salut. Generalitat de Catalunya 2000.

Congenital Diaphragmatic hernia

1. Jani J, UOG 2007; 30:67-71.

2. Dekoninck P, BJOG 2015; 122:940-946.

Normal Doppler Values

1. Arduini D J Perinat Med 1990; 18:165.

2. Baschat AA UOG 2003; 21:124.

3. Mari G N Engl J Med 2000; 342:9.

4. Hecher K UOG 1994; 4:381.

5. Rizzo G UOG 1996; 7:401.

Fetal Biometries

1. CC: Snijders RL, UOG 1994.

2. Extremidades: Chitty, LS BJOG 2002.

Monochorionic Twins

1.Van Mieghem T et al.Ultrasound Obstet Gynecol. 2011 Jan;37(1):15-21.