menu_book Resources & Tools
Practical tools, trusted databases, and clinical trial links to help you navigate life with the m.3243A>G mutation.
Resources & tools - short list
Bring these first
- Medication Safety
- Emergency Wallet Card
- Emergency Letter
Useful for appointments
- What to Ask Your Doctor
- Travel Checklist
- Emergency Letter
Community
Use the `Community` page to find support organizations, specialist pathways, and regional centers.
Evidence
Use the `Sources` page for the bibliography behind the site rather than printing long database lists.
Tools
Practical downloads and guides you can print, share, or take to your next appointment.
Start here
Understanding the Mutation
How the m.3243A>G mutation works - plain language and technical, side by side.
MELAS vs MIDD
Side-by-side comparison of the two main phenotypes - onset, severity, symptoms, and treatment.
Sources
A browsable bibliography of the papers, guidelines, and reviews behind the medical information on this site.
Emergency and appointments
Medication Safety Guide
Drug-specific evidence, cautions and questions for an individual medicine review.
Emergency Wallet Card
Print a card with space for your individual medicine precautions and specialist contact.
Emergency Letter
A full-page letter for your GP, hospital, or emergency team - covers drugs, management, and contacts.
What to Ask Your Doctor
Prepared questions for specialist appointments - progression, treatment, monitoring, genetics, and more.
Travel Checklist
Printable checklist for travelling with mitochondrial disease - packing, flights, and emergency planning.
Henry Symptom Tracker
An iOS app for logging symptoms, energy levels, and medication - built for mitochondrial patients.
Daily life, family, and support
Community
Browse support organizations, specialist pathways, and research centers grouped by region.
Exercise & Movement
Exercise evidence, its limitations and questions for planning activity with your team.
Nutrition & Diet
Food choices, meal timing, hydration and questions for an individual nutrition plan.
Supplements Guide
The mitochondrial cocktail in detail - L-arginine, taurine, CoQ10, B vitamins, evidence, and cautions.
Self Care
Pacing, rest, flare recovery, mental health, relationships, and a practical daily toolkit.
For Caregivers
Guidance for partners, parents, and family members - how to help, and how to look after yourself.
Pregnancy Guide
Family planning, monitoring during pregnancy, delivery planning, and postnatal care.
For Children & Teens
An age-appropriate explainer for young people and their siblings - no jargon, just the real stuff.
Sharing with Others
Template messages and tips for explaining your condition to family, doctors, and colleagues.
Glossary
Every medical term used on this site, defined in plain language.
Clinical & Genetic Databases
Trusted scientific and clinical references for the m.3243A>G mutation, MELAS, and MIDD.
OMIM - MT‑TL1 (#590050)
Online Mendelian Inheritance in Man entry for the MT‑TL1 gene and associated phenotypes.
View on OMIM → Clinical reviewGeneReviews - MELAS
Authoritative, peer‑reviewed clinical summary of MELAS diagnosis, management, and genetics.
Read on NCBI → Rare disease portalOrphanet - MELAS
European rare‑disease database with prevalence, clinical guidelines, and specialist centres.
View on Orphanet → Variant databaseMITOMAP
Comprehensive catalogue of human mitochondrial DNA variants and their disease associations.
View MITOMAP → Variant interpretationClinVar - m.3243A>G
NCBI database of clinically interpreted genomic variants - pathogenicity, evidence, submissions.
Search ClinVar → Clinical conceptMedGen - MIDD
NCBI portal linking MIDD to genes, conditions, clinical resources, and practice guidelines.
View on MedGen →Clinical Trials & Research
Search trial records and confirm current recruitment and eligibility with the study team.
ClinicalTrials.gov - MELAS
Search active and completed clinical trials for MELAS syndrome worldwide.
Search trials → Clinical trialsClinicalTrials.gov - MIDD
Search trials related to Maternally Inherited Diabetes and Deafness.
Search trials → Patient registryMITOCON European Registry
European patient registry that helps connect researchers with participants for mitochondrial disease studies.
Learn more → Research consortiumNorth American Mitochondrial Disease Consortium (NAMDC)
NIH‑funded network of centres conducting natural‑history studies and clinical trials for mito diseases.
Visit NAMDC →Mitochondrial diseases are rare - every participant in a registry or clinical trial helps researchers build a clearer picture of how the m.3243A>G mutation behaves and which treatments work. Even if a study doesn't benefit you directly, your data helps future patients. Ask your specialist if any current studies are a good fit.