What it is
Yellowish, fatty deposits in or under the skin — a visible sign of severely elevated blood lipids, particularly in familial hypercholesterolaemia.
Research-supported
Xanthomas
Yellowish, fatty deposits in or under the skin — a visible sign of severely elevated blood lipids, particularly in familial hypercholesterolaemia.
CategoryCardiovascular
Reviewed by Gyfts Editorial Team · Editorial Health Review
26 March 2026
At a glance
Xanthomas at a glance
Commonly experienced as
- Yellowish plaques around the eyes (xanthelasma), firm nodules felt within the Achilles tendon, or yellowish papular deposits on the buttocks — often noticed incidentally.
Evidence context
Research-supportedSee the evidence snapshotContext
Patterns of Xanthomas
Xanthomas are yellowish, waxy deposits of lipid-laden macrophages in the skin and tendons — forming visible or palpable plaques, nodules, or tendon thickenings that indicate severely elevated circulating lipid levels. They are pathognomonic of severe hyperlipidaemia, particularly familial hypercholesterolaemia (FH) — a genetic condition producing markedly elevated LDL cholesterol from birth. Types include xanthelasma (flat, yellowish deposits around the eyelids — most visible and common), tendon xanthomas (firm nodules palpable within the Achilles tendon and extensor tendons of the hands in FH), and eruptive xanthomas (crops of small yellowish papules on the buttocks and elbows from severe hypertriglyceridaemia). Their presence is diagnostically significant — indicating a very high cardiovascular risk requiring urgent lipid investigation and treatment.
Could this be you
People commonly experience
Xanthomas shows up differently for everyone. Browse by how it tends to be felt — these are common experiences, not a checklist or a diagnosis.
In daily life1 common experience
- Yellowish plaques around the eyes (xanthelasma), firm nodules felt within the Achilles tendon, or yellowish papular deposits on the buttocks — often noticed incidentally.
Common experiences people describe — not a diagnostic checklist.
The Evidence
Evidence context
Xanthomas are clinically significant skin findings linked to severely elevated lipids and high cardiovascular risk — requiring prompt professional assessment.
Overall pictureStrong evidence base
A visible warning sign of serious lipid abnormality
Xanthomas are fatty skin deposits strongly associated with familial hypercholesterolaemia and markedly elevated cardiovascular risk. Their presence warrants urgent lipid investigation and specialist-led management — not a watch-and-wait approach.
Seek emergency care immediately if…Certain symptoms alongside xanthomas signal a cardiovascular emergency requiring immediate attention.
Call emergency services if you experience chest pain with shortness of breath, arm pain, or jaw pain. Sudden severe palpitations with dizziness or fainting, leg swelling with breathlessness, or a sudden cold, pale, or blue limb are all urgent warning signs. Do not wait — these may indicate a heart attack or acute vascular event.
What the evidence showsThe link between xanthomas and severe hyperlipidaemia is well established in clinical literature.
Xanthomas are recognised markers of familial hypercholesterolaemia (FH) — a genetic condition causing elevated LDL cholesterol from birth. High-intensity statins have very strong evidence for FH management. PCSK9 inhibitors are well-supported for cases not controlled by statins. LDL apheresis is used in the most severe homozygous FH cases.
What xanthomas indicate clinicallyDifferent xanthoma types point to different underlying lipid abnormalities.
Tendon xanthomas — firm nodules in the Achilles or hand tendons — are strongly associated with FH. Eruptive xanthomas suggest severe hypertriglyceridaemia. Xanthelasma around the eyelids is the most visible type. Each pattern carries diagnostic significance and guides which lipid investigations are most appropriate.
Professional assessment is essentialXanthomas should always be evaluated by a qualified clinician — self-management is not appropriate here.
Anyone with visible xanthomas should seek assessment from a GP or specialist promptly. Lipid panel testing, genetic screening for FH, and cardiovascular risk stratification are standard next steps. This is not a condition suited to self-directed or complementary-only approaches — specialist-led care is the appropriate pathway.
Broader care considerationsLifestyle factors can support lipid management alongside medical treatment — but do not replace it.
Dietary changes, physical activity, and smoking cessation are recognised as supportive measures in lipid management and cardiovascular health. These are best pursued alongside — not instead of — medically supervised treatment. Complementary or holistic approaches may support general wellbeing but have no established role in managing FH-level lipid abnormalities.
What this platform cannot offer hereGyfts provides educational context only — not professional assessment or a management plan.
Xanthomas require clinical evaluation, lipid testing, and often specialist referral. No app, platform, or self-directed tool is a substitute for that professional assessment. If you have noticed yellowish skin deposits or tendon thickenings, please contact a qualified healthcare provider as a priority.
References
Evidence & Research
Educational sources that inform this overview. Inclusion is for context and does not imply endorsement.
- Global atlas on cardiovascular disease prevention and control
- Inflammation and atherosclerosis
- Effect of potentially modifiable risk factors associated with myocardial infarction in 52 countries: INTERHEART study
Full citations are maintained by the Gyfts editorial team and reviewed periodically.
Keep exploring
Find Xanthomas practitioners you can trust
Browse practitioners, explore honest overviews, and take what you learn to a conversation — at your own pace.