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Living with Farber lipogranulomatosis

A rare inherited condition in which fats build up in cells, causing a hoarse voice, fatty lumps under the skin, and painful, swollen joints.

Understanding Farber lipogranulomatosis

Farber lipogranulomatosis is a rare inherited condition in which the body can't break down fats properly, so they collect in cells and tissues.

Three classic signs are a hoarse voice or weak cry, small lumps of fat under the skin (lipogranulomas), and swollen painful joints. Signs usually begin in infancy. It can affect many body systems, causing developmental delay, behavior problems, or seizures. It is now thought of as a spectrum of overlapping signs.

Signs & symptoms

Symptoms vary from person to person. GARD lists these among the most common:

  • Hoarse voice or weak cry
  • Fatty lumps under the skin
  • Swollen, painful joints
  • Developmental delay
  • Floppy muscle tone in infancy
  • Slow growth and weight gain

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include brain and nervous system specialists, eye disease specialists, genetic specialists and seizure and epilepsy specialists.

  3. Consider genetic testing

    Changes in ASAH1 are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.

  4. Connect with expert centers

    Epilepsy Foundation may keep lists of experts for this condition.

Care & treatment

Care team
Brain and nervous system specialists (neurologists); Eye disease specialists (ophthalmologists); Genetic specialists (geneticists); Seizure and epilepsy specialists (epileptologist)
Expert care
Expert lists: Epilepsy Foundation
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 National Tay-Sachs and Allied Diseases Association 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
Bring these questions to your next doctor visit
Should we have genetic testing for the ASAH1 gene?
Which specialists should be on my child's care team?
What can help with joint pain and breathing or feeding?

Quick facts

Symptoms usually starta variety of ages
InheritanceAutosomal Recessive
GenesASAH1

Changes in the ASAH1 gene cause it. It is autosomal recessive, which means a child inherits a changed copy of the gene from each parent.

GeneticNeurologicalSkinInherited MetabolicLysosomal Storage

Also known as: ac deficiency; acid ceramidase deficiency; acylsphingosine deacylase deficiency; ceramidase deficiency; disseminated lipogranulomatosis; farber disease

Patient organizations

Source: NIH GARD · Farber lipogranulomatosisGARD ID 6426 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Farber lipogranulomatosis.

Explore the Farber lipogranulomatosis blog

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Explore actively recruiting Farber lipogranulomatosis studies with HealthSpark.

HealthSpark

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  • Recruiting studies from ClinicalTrials.gov
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  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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