Doctor’s Passport

Find your next topic

Explore the current textbook

Available drafts · Clinical review pending
Membership
Educational draft · awaiting clinical reviewUse Rapid for revision, not patient-care decisions. Check current national and local guidance and the BNF or BNFC before acting.
Rapid

Lipoedema differential diagnosis

Essential points for quick revision.

Saved on this device
!
Acute asymmetry is not lipoedema

Sudden unilateral swelling, erythema, severe pain, breathlessness or neurovascular change is not explained by stable symmetrical lipoedema and may signal thrombosis, infection or ischaemia.

Action: Assess urgently for DVT or PE, cellulitis or sepsis, acute arterial compromise and another obstructing lesion; do not delay the relevant emergency pathway while pursuing a chronic fat-distribution diagnosis.

Synopsis

Recognise the clinical pattern of lipoedema, distinguish it from obesity, lymphoedema and venous disease, and set evidence-conscious management boundaries.

  • Urgently investigate sudden asymmetry, marked erythema, systemic illness, cardiopulmonary symptoms or neurovascular compromise; lipoedema is a chronic clinical pattern and does not explain these changes.
  • Lipoedema usually affects women and produces bilateral symmetrical disproportionate adipose enlargement of hips, buttocks and legs, sometimes arms, with sparing of feet and hands and a cuff at the ankle or wrist.
  • Pain or tenderness in affected fat is central to the clinical concept, no laboratory or hormone test confirms lipoedema, and NICE restricts liposuction to research because safety and efficacy evidence is inadequate.

Key red flags

New unilateral whole-leg swelling, deep tenderness, pleuritic pain, breathlessness, haemoptysis or collapse requires urgent VTE assessment.

A hot expanding erythematous limb with fever, rigors, hypotension or confusion suggests cellulitis with possible sepsis rather than uncomplicated lipoedema.

Rest pain, a cold pale foot, tissue loss, absent pulses or acute neurological deficit requires urgent arterial assessment before compression is considered.

Rapidly progressive asymmetric enlargement, a mass, lymphadenopathy, pelvic symptoms or weight loss raises concern for malignancy or proximal venous or lymphatic obstruction.

Investigation priorities

01
Structured history and whole-body examinationFirst step

Confirm chronicity, symmetry, disproportion, distal sparing, pain and functional effect while searching for mixed or alternative disease.

Management branches

Diagnostic pathwayBilateral disproportionate leg enlargement

Use when chronic symmetrical lower-body enlargement is accompanied by pain, tenderness, bruising concern or difficulty with mobility and clothing.

  1. Establish chronology, symmetry, pain, tenderness, bruising, hormonal transitions, family pattern, weight trajectory, mobility, joint symptoms and psychosocial impact.
  2. Examine body distribution, feet and hands, ankle or wrist cuff, pitting, Stemmer sign, skin thickness, venous changes, pulses, joints and any focal mass or nodes.
Management pathwayRoutine conservative symptom and function plan

Use for routine care after urgent causes and treatable systemic, venous or lymphatic contributors have been identified.

Open full textbook Answer 2 questions
Sources and review status4 sources · checked 13 Sept 2026 · clinical review pending
Sources

Sources and review status

National guidance is shown before implementation-dependent detail. Apply principles in context and verify current guidance when a decision affects care. Source check completed 13 Sept 2026; clinical approval remains outstanding.

Authoring stateRapid draftClinical stateAwaiting reviewJurisdictionUnited Kingdom