Cited by 194Adipokines, Inflammation, and Metabolic DiseasesRegulation of Appetite and ObesityLipid metabolism and disorders

Diagnosis and treatment of lipodystrophy: a step-by-step approach

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Araújo-Vilar, D., Santini, F.·2019·Journal of Endocrinological Investigation

Abstract

AIM: Lipodystrophy syndromes are rare heterogeneous disorders characterized by deficiency of adipose tissue, usually a decrease in leptin levels and, frequently, severe metabolic abnormalities including diabetes mellitus and dyslipidemia. PURPOSE: To describe the clinical presentation of known types of lipodystrophy, and suggest specific steps to recognize, diagnose and treat lipodystrophy in the clinical setting. METHODS: Based on literature and in our own experience, we propose a stepwise approach for diagnosis of the different subtypes of rare lipodystrophy syndromes, describing its more frequent co-morbidities and establishing the therapeutical approach. RESULTS: Lipodystrophy is classified as genetic or acquired and by the distribution of fat loss, which can be generalized or partial. Genes associated with many congenital forms of lipodystrophy have been identified that may assist in diagnosis. Because of its rarity and heterogeneity, lipodystrophy may frequently be unrecognized or misdiagnosed, which is concerning because it is progressive and its complications are potentially life threatening. A basic diagnostic algorithm is proposed. Effective management of lipodystrophy includes lifestyle changes and aggressive, evidence-based treatment of comorbidities. Leptin replacement therapy (metreleptin) has been found to improve metabolic parameters in many patients with lipodystrophy. Metreleptin is approved in the United States as replacement therapy to treat the complications of leptin deficiency in patients with congenital or acquired generalized lipodystrophy and has been submitted for approval in Europe. CONCLUSIONS: Here, we describe the clinical presentation of known types of lipodystrophy, present an algorithm for differential diagnosis of lipodystrophy, and suggest specific steps to recognize and diagnose lipodystrophy in the clinical setting.

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Crossref · 10.1007/s40618-018-0887-z

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  • Acquired forms of partial lipodystrophy, including Barraquer-Simons syndrome, involve autoimmune mechanisms and cephalocaudal fat loss.

    “Acquired forms, including Barraquer–Simons syndrome, involve autoimmune mechanisms and cephalocaudal fat loss.”

    From Precision obesity medicine: A phenotype-guided framework for pharmacologic therapy across the lifespan (2025) · cites this paper as [151]

    In “Step 3.2: Evaluation of PLD,” the paper identifies Barraquer–Simons syndrome as acquired partial lipodystrophy and describes cephalocaudal fat loss. It calls the cause unknown and autoimmune involvement only possible, so the claim states that mechanism more firmly than the source does. (LLM, conf=0.88)

    Experimental — accuracy not yet measured
  • Partial lipodystrophy syndromes are rare disorders marked by selective loss of subcutaneous fat, severe insulin resistance, hypertriglyceridemia, and hepatic steatosis.

    “Partial lipodystrophy Syndromes are rare disorders marked by selective loss of subcutaneous fat, severe insulin resistance, hypertriglyceridemia, and hepatic steatosis.”

    From Precision obesity medicine: A phenotype-guided framework for pharmacologic therapy across the lifespan (2025) · cites this paper as [151]

    The Introduction (page unavailable) describes lipodystrophy syndromes as rare and links fat loss to insulin resistance, hypertriglyceridemia, and hepatic steatosis. The PLD evaluation section describes selective subcutaneous fat loss, but the Conclusions say these disorders range from mild to severe. The source therefore does not support characterizing partial lipodystrophy syndromes generally as marked by severe insulin resistance. (LLM, conf=0.84)

    Experimental — accuracy not yet measured
  • Genetic forms of partial lipodystrophy, such as familial partial lipodystrophy types 1-3, typically arise from LMNA, PPARG, or other adipocyte gene mutations, with onset in adolescence or early adulthood.

    “Genetic forms, such as familial partial lipodystrophy types 1–3, typically arise from LMNA, PPARG, or other adipocyte gene mutations, with onset in adolescence or early adulthood.”

    From Precision obesity medicine: A phenotype-guided framework for pharmacologic therapy across the lifespan (2025) · cites this paper as [151]

    Table 1 identifies LMNA for type 2 familial partial lipodystrophy (FPLD) and PPARG for type 3, but lists the genes for type 1 as unknown. The ‘Step 3.2: Evaluation of PLD’ section says type 2 fat loss begins around puberty and type 3 lipoatrophy appears in adulthood; it does not specify early adulthood for type 3. Thus the genetic and onset descriptions are supported for some, but not all, of types 1–3. (LLM, conf=0.88)

    Experimental — accuracy not yet measured
  • HIV-associated lipodystrophy, linked to antiretroviral therapy, presents with variable lipoatrophy and central adiposity, often sharing similar metabolic derangements.

    “HIV-associated lipodystrophy, linked to antiretroviral therapy, presents with variable lipoatrophy and central adiposity, often sharing similar metabolic derangements [150, 151].”

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Research works printed but not linked: 2

  1. [33]Oshima J Martin GM Hisama FM Pagon RA Adam MP Ardinger HH Wallace SE Amemiya A Bean LJH Bird TD Ledbetter N Mefford HC Smith RJH Stephens K Werner syndrome GeneReviews® 1993 Seattle University of Washington 20301687
  2. [69](2015) Myalept (metreleptin) for injection: US prescribing information. Aegerion Pharmaceuticals Inc., Cambridge

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Authors
Araújo-Vilar, D., & Santini, F.
Affiliations
Azienda Ospedaliera Universitaria Pisana (IT)
Venue
Journal of Endocrinological Investigation
Published
2018-04-27
Volume
42
Issue
1
Pages
61-73
ISSN
  • 0391-4097 (ISSN-L)
  • 1720-8386
OpenAlex
W2802787768
Cited by
194
References
80
Citations by year
2026: 18 · 2025: 23 · 2024: 29 · 2023: 27 · 2022: 27 · 2021: 29 · 2020: 23 · 2019: 14 · 2018: 4
FWCI
2.50
Type
journal article
Language
en
Open access
Locations
  • Journal of Endocrinological Investigation (publishedVersion, cc-by)
  • Europe PMC (PubMed Central) (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas) (publishedVersion, cc-by)
  • Hispana (submittedVersion, cc-by)
  • CINECA IRIS Institutial research information system (University of Pisa) (submittedVersion)
  • Repositorio institucional da Universidade de Santiago de Compostela (University of Santiago de Compostela) (submittedVersion, cc-by)
Funders
Aegerion
Topics
  • Health Sciences › Medicine › Epidemiology › Adipokines, Inflammation, and Metabolic Diseases
  • Life Sciences › Neuroscience › Endocrine and Autonomic Systems › Regulation of Appetite and Obesity
  • Health Sciences › Medicine › Cardiology and Cardiovascular Medicine › Lipid metabolism and disorders
Keywords
lipodystrophy, leptin deficiency, metreleptin, leptin replacement therapy, congenital lipodystrophy, acquired lipodystrophy, generalized lipodystrophy, partial lipodystrophy, diabetes mellitus, dyslipidemia, differential diagnosis, diagnostic algorithm, metabolic comorbidities, lifestyle management
MeSH terms
Diet, Healthy, Adipose Tissue, Humans, Insulin Resistance, Lipodystrophy, Treatment Outcome, Leptin

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