Lipedema or lymphoedema? And what happens when it is both
They are confused constantly, they are treated differently, and one can eventually cause the other. Four questions separate them, and the first one is about your feet.
Photo: Alexey Demidov / Pexels
In this article
These two get used interchangeably by people who should know better, including some clinicians. They are different conditions with different mechanisms, and telling them apart is not academic: the treatment emphasis differs, the urgency differs, and one of them can turn into a combination of both if it is left long enough.
What each one is
Lipedema is a disorder of fat tissue. Fat accumulates abnormally and symmetrically, it is painful, it bruises easily, and it resists dietary weight loss. The lymphatic system is normal in early lipedema — the problem is the adipose tissue. Full explanation.
Lymphoedema is a disorder of the lymphatic system. Lymph fluid cannot drain properly, so it accumulates in the tissue. It can be primary (a lymphatic system that never worked properly) or secondary — after surgery, radiotherapy, infection, or trauma. Breast cancer surgery involving lymph node removal is a common cause of arm lymphoedema; pelvic surgery, of leg lymphoedema.
The four questions that separate them
1. Is the foot involved?
This is the single most useful question. Classic lipedema stops above the ankle, leaving a visible cuff, with a comparatively normal foot. Lymphoedema involves the foot and toes — the top of the foot swells, and the toes can become squared and thickened.
There is a related bedside sign called Stemmer's sign: try to pinch and lift a fold of skin on the top of the second toe. If you cannot lift it, that is a positive Stemmer's sign and points to lymphoedema. In lipedema, you can usually lift it easily.
2. Does it pit?
Press a thumb firmly into the swollen area for about fifteen seconds and let go. If a dent stays behind, that is pitting, and it points toward fluid — lymphoedema, or one of the systemic causes of swelling. Lipedema, in its earlier stages, does not pit: the tissue is fat, not free fluid, and it springs back.
This is less reliable than the foot question, because advanced lymphoedema stops pitting as the tissue fibroses, and late lipedema with a fluid component can start to.
3. Is it symmetrical?
Lipedema is symmetrical, essentially always. Lymphoedema is frequently one-sided, particularly when it is secondary to surgery on one side of the body. A markedly asymmetrical limb is a reason to look for a lymphatic or venous cause. More on asymmetry.
4. Does it hurt?
Lipedema tissue hurts on pressure — that is one of its defining features. Lymphoedema is more often described as heavy, tight or full rather than painful, at least until it is advanced. Pain is not absolute in either direction, but the "a firm press is genuinely unpleasant" quality is much more characteristic of lipedema.
| Lipedema | Lymphoedema | |
|---|---|---|
| Foot | Spared — a cuff at the ankle | Involved, including toes |
| Stemmer's sign | Negative | Positive |
| Pitting | Not in early stages | Yes, until fibrosis sets in |
| Symmetry | Symmetrical | Often one-sided |
| Pain on pressure | Characteristic | Less typical; heaviness more so |
| Bruising | Easy | Not characteristic |
| Who gets it | Almost exclusively women; family history common | Either sex; often follows surgery, radiotherapy or infection |
| Response to elevation | Little | Often improves, especially early |
Lipo-lymphoedema: when it is both
Untreated lipedema can, over years, overload the lymphatic system. The expanded tissue increases the volume of lymph that needs moving while making it harder to move, and eventually the system cannot keep up. The result is lipo-lymphoedema — lipedema with a secondary lymphoedema on top of it — and it is what some classifications call stage 4.
The picture blurs: the ankle cuff softens because the foot is now involved too, swelling starts to pit, and the limb becomes heavier in a way that changes through the day rather than staying constant.
This matters because it is the outcome that conservative treatment exists to delay. Compression and movement are not comfort measures — they are what stands between the two conditions. Compression, movement, and complete decongestive therapy when it gets to that point.
Go to a doctor promptly if a limb becomes hot, red, tender and swollen, particularly with fever or feeling unwell. That is a possible cellulitis (a skin infection), it is more common in swollen limbs, and it needs antibiotics quickly rather than an appointment next month.
Why the distinction changes the treatment
The two overlap in management but the emphasis is different.
- Compression is central to both, but the specification differs. Lymphoedema often needs flat-knit, higher-class garments and, in the intensive phase, multi-layer bandaging. Lipedema is frequently managed with flat-knit garments too, but the reasoning and the fit priorities are not identical.
- Manual lymphatic drainage is a volume-reduction tool in lymphoedema. In lipedema its documented objective is not volume reduction — the German S2k guideline is explicit that its aim is modulation of the group C nerve fibres, which is to say it is a pain treatment. Anyone selling you MLD for smaller legs is selling you something the evidence does not support. More on this.
- Surgery. Lymph-sparing liposuction for lipedema is a recognised procedure with a growing evidence base. Liposuction on a lymphoedematous limb is a different, more specialised proposition and is not the same operation. What lipedema surgery involves.
- Skin care becomes far more important once lymphoedema is in the picture, because the infection risk rises.
What to do with this
Check your feet, do the pinch test on your second toe, and press a thumb into your shin for fifteen seconds. Then write down what you found and take it with you. A clinician who hears "the swelling stops above my ankle, my feet are normal, I can lift the skin on my toe, and it does not leave a dent" is being handed most of the examination before they start.
And if it turns out to be both, that is not a failure. It is a reason to get properly into treatment, and treatment for lipo-lymphoedema is well established.
Questions people ask about this
What is the difference between lipedema and lymphoedema?
Lipedema is a disorder of fat tissue — symmetrical, painful, easily bruised, and it stops above the ankle leaving the foot normal. Lymphoedema is a failure of lymph drainage — it involves the foot and toes, is often one-sided, pits when you press a thumb into it, and feels heavy rather than painful. The quickest bedside checks are whether your feet are involved, and whether you can pinch and lift the skin on your second toe (you usually can in lipedema, and cannot in lymphoedema).
Can lipedema turn into lymphoedema?
Yes — untreated lipedema can overload the lymphatic system over years, producing lipo-lymphoedema, which is both conditions together and is what some classifications call stage 4. The foot becomes involved, the swelling starts to pit, and the ankle cuff blurs. Delaying that outcome is exactly what consistent compression and regular movement are for.
What is Stemmer's sign?
A bedside test: try to pinch and lift a fold of skin on the top of your second toe. If you cannot lift it, the sign is positive and suggests lymphoedema. In lipedema the foot is typically spared, so the skin lifts easily and the sign is negative. It is quick, it needs no equipment, and it is worth doing before an appointment so you can report the result.
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