妇产科 计算器
Clinical calculators for pregnancy dating, foetal assessment, obstetric risk scoring, and gynaecological conditions.
所有妇产科计算器
Gestational Age & EDD Calculator
Calculate gestational age and estimated due date from LMP or ultrasound dates using Naegele's rule. Free obstetric tool.
Bishop Score 计算器
Bishop评分评估宫颈成熟度，预测引产成功率。免费。
Pre-eclampsia Risk Calculator
Calculate first-trimester risk of pre-eclampsia using FMF algorithm. Guide aspirin prophylaxis decisions. Free tool.
APGAR Score 计算器
Calculate APGAR score at 1 and 5 minutes to assess newborn condition. Free obstetric and neonatal tool.
Estimated Foetal Weight (Hadlock)
Calculate estimated foetal weight using Hadlock formulae from ultrasound biometry (BPD, HC, AC, FL). Free obstetric tool.
VBAC Success Probability
Estimate probability of successful vaginal birth after caesarean (VBAC) using validated prediction models. Free obstetric tool.
GDM Risk Assessment
Assess risk of gestational diabetes mellitus using pre-pregnancy BMI, ethnicity, and clinical risk factors. Free tool.
Preterm Labour Risk Assessment
Calculate preterm birth risk using cervical length and foetal fibronectin. Guide tocolysis and steroid decisions. Free tool.
Postpartum Haemorrhage Risk Score
Assess risk of postpartum haemorrhage using antenatal and intrapartum risk factors. Guide prophylactic oxytocin use. Free.
Twin Pregnancy Risk Assessment
Assess risks in twin pregnancies: chorionicity, discordance, TTTS risk. Free obstetric clinical tool.
Cervical Length Preterm Risk
Calculate preterm birth risk from transvaginal cervical length measurement. Guide progesterone therapy. Free obstetric tool.
Maternal Age Down Syndrome Risk
Calculate age-related risk of Down syndrome (trisomy 21) at different gestational ages. Free prenatal screening tool.
Blood Volume in Pregnancy
Calculate estimated blood volume and haemorrhage classification thresholds in pregnancy. Free obstetric tool.
Endometriosis Risk Assessment
Assess clinical probability of endometriosis from symptoms, signs, and CA-125. Guide laparoscopy decisions. Free tool.
Cervical Cancer Screening Interval
Determine appropriate cervical screening interval based on HPV status, cytology, and patient age. Free gynaecology tool.
Menopause Symptom Score (MRS)
Quantify menopause-related symptoms using the Menopause Rating Scale. Guide HRT decisions. Free gynaecology tool.
Ovarian Reserve Assessment (AMH)
Interpret anti-Müllerian hormone (AMH) and antral follicle count for ovarian reserve assessment. Free fertility tool.
Foetal Growth Centile Calculator
Calculate foetal weight and abdominal circumference centiles to identify IUGR/SGA. Free obstetric tool.
Magnesium Sulfate Dose (Pre-eclampsia)
Calculate magnesium sulfate loading and maintenance doses for pre-eclampsia seizure prophylaxis. Free obstetric tool.
Rh Incompatibility & Anti-D Calculator
Assess Rh incompatibility risk and calculate anti-D immunoglobulin dose after sensitising events. Free obstetric tool.