openMFM
Open-Source MFM EducationLatest deck pinned from the library feed

The Open-Source Library forMaternal-Fetal Medicine

openMFM is the public teaching layer for Maternal-Fetal Medicine: evidence-based slide decks, patient education, and clinical tools that stay usable in real care.

Created by Dr. Chukwuma Onyeije, MD · Maternal-Fetal Medicine Specialist

102+Presentations
13Interactive Tools
OpenSource Available

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Trisomy 13 (Patau Syndrome) - Patient Counseling

Patient counseling on Trisomy 13 (Patau syndrome): what the diagnosis means, how NIPT works and its PPV limitations, why false positives occur (confined placental mosaicism, vanishing twin), characteristic sonographic findings, diagnostic confirmation via amniocentesis or CVS, prognosis, and a shared decision-making pathway. Based on ACOG/SMFM guidance.

Trisomy 13Patau SyndromeChromosomal AnomaliesNIPT
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Clinical essentials

Core resources that clinicians and patients return to most often across diabetes, fetal growth, and hypertensive disease.

Interactive clinical tools

Evidence-based calculators and decision-support microsites

Interactive microsite

cfDNA Navigator - NIPT Decision Guide

Interactive patient decision guide for cell-free DNA prenatal screening (NIPT). Covers whether to pursue NIPT based on age, risk factors, and patient values — and explains what a positive result means, including condition-specific and age-stratified positive predictive values (PPV), per ACOG/SMFM guidelines.

NIPTcfDNA ScreeningPrenatal GeneticsInteractivePatient Education
Interactive microsite

Vein of Galen Malformation - Prenatal Risk Stratification Screener

Interactive prenatal risk stratification and counseling tool for Vein of Galen Malformation (VOGM). Evaluates fetal MRI brain parenchymal findings, cardiac hemodynamics, malformation morphology, and systemic findings to generate a tiered risk assessment (Critical / High / Standard) with evidence-based clinical recommendations and counseling guidance.

Vein of Galen MalformationVOGMFetal MRIRight Heart StrainInteractiveProvider Education
Interactive microsite

Periviability Counseling Resource - Interactive Microsite

A dual-audience periviability counseling resource covering survival and morbidity outcomes by gestational age (22–25 weeks), prognostic factors, family decision-support questions, key clinical terminology, and ACOG/SMFM guideline references — for patients, families, and clinicians.

PeriviabilityPrematurityNeonatal OutcomesInteractivePatient Education
Interactive microsite

Cervical Length Screening & Preterm Prevention - Interactive Microsite

Interactive cervical length screening tool and patient education resource covering measurement thresholds, risk stratification, progesterone therapy, cerclage indications, pessary considerations, and ACOG/SMFM guideline-based preterm prevention strategies.

Cervical LengthPreterm BirthScreening ToolInteractivePatient Education
Interactive microsite

Preeclampsia Screener

Evidence-based risk calculator for aspirin prophylaxis.

PreeclampsiaRisk AssessmentClinical Tool
Interactive microsite

Vitamin K Deficiency Bleeding (VKDB)

Dual-audience resource for parents and clinicians.

Newborn CarePreventionClinician Toolkit
Interactive microsite

GDM Screener

Gestational diabetes screening timing per ACOG 2024.

Gestational DiabetesScreening GuidelinesACOG 2024
Interactive microsite

HTN in Pregnancy Screener

Hypertension classification tool per ACOG PB #222.

HypertensionDiagnosisACOG PB 222
Interactive microsite

Fetal Growth Biometry Calculator

INTERGROWTH-21st, Hadlock, and WHO standards.

Fetal GrowthBiometry CalculatorSonographer Education
Interactive microsite

FGRManager

FGR surveillance and delivery timing per SMFM #52.

FGRDoppler SurveillanceSMFM #52
Interactive microsite

Preterm Birth Risk Screener

Risk assessment for patients with prior preterm birth. Covers recurrence risk, contributing factors, and prevention strategies.

Preterm BirthRisk AssessmentClinical Tool
Interactive microsite

Hydrops Fetalis - Interactive Microsite

Comprehensive patient and provider education on Hydrops Fetalis. Covers immune and non-immune causes, diagnostic workup, prognosis, and delivery planning.

Hydrops FetalisFetal EdemaHigh-Risk PregnancyFetal AnomalyPatient EducationProvider Education
Interactive microsite

Fetal Kick Count - Interactive Patient Education Microsite

Interactive patient education on fetal kick counting and movement monitoring. Covers Cardiff Count-to-Ten method, decreased fetal movement, and when to contact your provider. Includes a dedicated mobile-optimized version.

Fetal MovementKick CountingPatient EducationFetal Well-BeingMobile Friendly