SQ-LIP-000003 · v1.0 (archived) · View current version →
Can ultrasound diagnose or classify lipedema?
Several single-center studies propose ultrasound thickness cutoffs and qualitative patterns that distinguish lipedema tissue from controls, and these have been reused as references by later work. The diagnosis remains primarily clinical; ultrasound is supportive, not yet a validated stand-alone diagnostic test.
Knowledge freshness = share of the 5 indexed evidence sources from the last 5 years (newest 2025, oldest 2021) . Low freshness flags an ageing evidence base — not that the answer is wrong.
Evidence over time
supporting contradicting refining / context Each dot is a study, placed by year and coloured by whether the linked claim supports or contradicts the answer. As the surveillance loop runs, claim revisions and new evidence will extend this timeline.
Choose a format (Vancouver default). Citing a version captures the evidence state on that date; this page shows the current version — see version history.
What changed in this version
Initial version (v1.0): 5 founding claims indexed from the lipedema pilot. The automated surveillance loop (new-article ingestion → supports / contradicts / refines) has not yet run.
Supporting claims
- SCR-LIP-000005 supporting
In women undergoing venous ultrasound, dermal/subcutaneous thickness measurements at the pre-tibial region, anterior thigh and lateral leg can distinguish clinically diagnosed lipedema from non-lipedema in the lower limbs.
DOI:10.1177/02683555211002340 - SCR-LIP-000006 supporting
For ultrasound diagnosis of lower-limb lipedema, subcutaneous thickness cutoffs of >11.7 mm (pre-tibial), >17.9 mm (anterior thigh), >8.4 mm (lateral leg) and >7.0 mm (medial supramalleolar) provide reproducible reference values.
DOI:10.1177/02683555211002340 - SCR-LIP-000010 supporting
Qualitative ultrasound patterns of the dermis and hypodermis (Lipedema Dermal and Hypodermal Classification, LDHC) describe structural changes (septal alteration, echogenic nodules, dermal-hypodermal junction disruption) that may correspond to stages of inflammation and fibrosis.
DOI:10.4236/jbise.2025.184008
Contradictory claims
- None indexed yet.
Refining / context
- SCR-LIP-000011 refines
Echogenic (hyperechoic) subcutaneous nodules in lipedema can be subclassified into at least four morphological variants (LDHC 3a-3d) whose distribution corresponds most strongly to the patient's most painful site.
DOI:10.4236/jbise.2025.1810029 - SCR-LIP-000048 context
The diagnosis of lipedema is primarily clinical, relying on the patient's medical history, physical examination, and exclusion of differential diagnoses (notably obesity and lymphedema).
DOI:10.1590/1677-5449.202301832
Major uncertainty
Cutoffs and classifications come from single Brazilian cohorts without prospective multicenter validation of sensitivity/specificity.
Version history
- SQ-LIP-000003 · v1.0 — 2026-05-30 — founding index (5 claims) · view this version
Key references
DOI:10.1177/02683555211002340 · DOI:10.4236/jbise.2025.184008 · DOI:10.4236/jbise.2025.1810029 · DOI:10.1590/1677-5449.202301832