
Living with Autosomal erythropoietic protoporphyria
An inherited condition that makes skin extremely sensitive to sunlight and can affect the liver.
Understanding Autosomal erythropoietic protoporphyria
Porphyrias are caused by a problem in making heme, which helps blood cells carry oxygen. In EPP, protoporphyrin builds up in the blood, skin, and eventually the liver. This can cause extreme sun sensitivity, liver damage, belly pain, gallstones, and an enlarged spleen. Signs usually begin in the newborn period or infancy.
Signs & symptoms
Symptoms vary from person to person. GARD lists these among the most common:
- Skin that is very sensitive to sunlight
- Itching
- Redness of the skin
- Belly pain
- Gallstones
- Liver damage
Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.
Diagnosis
- 1Talk with your doctor
Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.
- 2See a specialist
Specialists who may be involved include blood and bone marrow specialists, genetic specialists, kidney specialists and skin, hair, and nail specialists.
- 3Consider genetic testing
Changes in FECH are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.
- 4Connect with expert centers
American Porphyria Foundation and United Porphyrias Association may keep lists of experts for this condition.
Care & treatment
- Care team
- Blood and bone marrow specialists (hematologists); Genetic specialists (geneticists); Kidney specialists (nephrologists); Skin, hair, and nail specialists (dermatologists)
- Expert care
- Expert lists: American Porphyria Foundation, United Porphyrias Association
- Treatment
- GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
- Research
- Clinical trials and observational studies may be options. See the research section below.
General information, not medical advice. Your care team makes the decisions.
Everyday life
Living with a rare condition is easier with support.
- Connect with American Porphyria Foundation and other patient organizations
- Keep notes on symptoms, changes and questions for appointments
- Ask about patient registries that help research
- Look into financial aid and travel resources for care visits
Quick facts
EPP is caused by changes in the FECH gene, which lower the activity of an enzyme needed to make heme. GARD's summary says inheritance is autosomal recessive, though GARD lists dominant as well.
Also known as: epp
Patient organizations
- American Porphyria FoundationAutosomal erythropoietic protoporphyria · United States
- United Porphyrias AssociationAutosomal erythropoietic protoporphyria · United States
- National Kidney FoundationKidney diseases · United States
- Renal Support NetworkKidney diseases · United States
- Children's Skin Disease FoundationSkin diseases · United States
You are more than your diagnosis
Perspectives from people navigating life with Autosomal erythropoietic protoporphyria.
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