Sources & References

25 published sources for Hypocomplementemic Urticarial Vasculitis Syndrome, each with evidence grades and key findings.

25 total sourcesGrade A: 2Grade B: 13Grade C: 10treatment (7)reviews (6)epidemiology (3)genetics (1)diagnostics (4)pathogenesis (3)pathophysiology (1)

treatment

7 sources

Grade Ccase series

Treatment and long-term follow-up of pediatric patients with hypocomplementemic urticarial vasculitis syndrome (HUVS): a case-based review

Özen Taş, Aydın F, Özçakar ZB · Clin Rheumatol · 2025

●Long-term follow-up of two DNASE1L3-mutant siblings over 20 years
●Rituximab most effective long-term treatment
●Renal involvement in 82% of pediatric HUVS patients
●Lupus nephritis most common renal manifestation

Details DOI ↗

Grade Bsystematic review

Treatment of urticarial vasculitis: A systematic review

Hamid R, et al. · J Allergy Clin Immunol · 2019

●First systematic review of UV treatment
●No approved drugs for UV — management based on case reports
●Corticosteroids, colchicine, dapsone, HCQ, rituximab, omalizumab all reported effective

Details DOI ↗

Grade Ccase report

A case of hypocomplementemic urticarial vasculitis syndrome successfully treated with omalizumab

Nucera E, Basta F, Buonomo A, Mezzacappa S, Margiotta D, Antonelli Incalzi R, Schiavino D · J Investig Allergol Clin Immunol · 2017

●First report of successful omalizumab treatment for HUVS
●Improvement in urticarial symptoms with anti-IgE therapy

Details PubMed ↗

Grade Ccase report

Mycophenolate mofetil is effective for maintenance therapy of hypocomplementaemic urticarial vasculitis

Worm M, Sterry W, Kolde G · Br J Dermatol · 2000

●Mycophenolate mofetil effective as maintenance therapy after cyclophosphamide induction
●Complete resolution of rash, arthralgias, arthritis, and uveitis
●No effect on obstructive lung disease

Details DOI ↗

Grade Ccase reportn=2

Hypocomplementaemic urticarial vasculitis: successful treatment with cyclophosphamide-dexamethasone pulse therapy

Worm M, Muche M, Schulze P, et al. · Br J Dermatol · 1998

●Cyclophosphamide-dexamethasone pulse therapy effective in 2 women with refractory HUVS
●Significant clinical improvement with good tolerability

Details DOI ↗

Grade Ccase report

Sustained dapsone-induced remission of hypocomplementemic urticarial vasculitis--a case report

Eiser AR, Singh P, Shanies HM · Angiology · 1997

●Sustained remission with dapsone in a patient resistant to cyclophosphamide, corticosteroids, and colchicine
●Dapsone may be the drug of choice for HUV
●First account of vasculitis-related emphysema without tobacco exposure

Details DOI ↗

Grade Ccase report

The hypocomplementemic urticarial-vasculitis syndrome: therapeutic response to hydroxychloroquine

Lopez LR, Davis KC, Kohler PF, Schocket AL · J Allergy Clin Immunol · 1984

●First report of hydroxychloroquine efficacy in HUVS
●Symptomatic and serologic improvement observed only with hydroxychloroquine
●C1q precipitin demonstrated in serum IgG fraction

Details DOI ↗

reviews

6 sources

Grade Ccase report

Hypocomplementemic urticarial vasculitis syndrome: a look beyond urticarial lesions

Bettuzzi T, et al. · Rheumatol Int · 2023

●HUVS as a paraneoplastic manifestation of haematological malignancy
●Emphasized multisystem involvement beyond skin

Details PubMed ↗

Grade Bnarrative review

Urticarial vasculitis: Clinical and laboratory findings with a particular emphasis on differential diagnosis

Marzano AV, Maronese CA, Genovese G, Ferrucci S, Moltrasio C, Asero R, Cugno M · J Allergy Clin Immunol · 2022

●Comprehensive review of UV pathogenesis and differential diagnosis
●Anti-C1q antibodies found in 90-100% of HUVS patients
●Dermal C4d deposition strongly associates with HUV and SLE

Details DOI ↗

Grade Ccase report

Hypocomplementemic urticarial vasculitis syndrome: a case report and literature review

Buck A, Christensen J, McCarty M · J Clin Aesthet Dermatol · 2012

●Comprehensive literature review of HUVS clinical features and pathogenesis
●Discussed diagnostic approach and differential diagnosis

Details PubMed ↗

Grade Bnarrative review

Hypocomplementemic urticarial vasculitis syndrome

Jara LJ, Navarro C, Medina G, Vera-Lastra O, Saavedra MA · Curr Rheumatol Rep · 2009

●Comprehensive review of HUVS pathogenesis, clinical features, and management
●Incidence estimated at 0.5/100,000
●Female:male ratio of 8:1

Details DOI ↗

Grade Bnarrative review

Hypocomplementemic urticarial vasculitis syndrome: an interdisciplinary challenge

Grotz W, Baba HA, Becker JU, Baumgärtel MW · Dtsch Arztebl Int · 2009

●HUVS is an independent immunological disease requiring multidisciplinary management
●Peak incidence in the fifth decade of life
●Multiple organs can be severely involved

Details PubMed ↗

Grade Bnarrative review

Urticarial vasculitis

Venzor J, Lee WL, Huston DP · Clin Rev Allergy Immunol · 2002

●Comprehensive review of urticarial vasculitis classification and management
●Distinguished HUVS from normocomplementemic UV

Details DOI ↗

epidemiology

3 sources

Grade Bretrospective studyn=57

The clinical spectrum and therapeutic management of hypocomplementemic urticarial vasculitis: data from a French nationwide study of fifty-seven patients

Jachiet M, Flageul B, Deroux A, Le Quellec A, Maurier F, Cordoliani F, et al. · Arthritis Rheumatol · 2015

●Largest cohort study: 57 patients with HUV
●Angioedema in 51%, musculoskeletal 82%, ocular 56%, pulmonary 19%, renal 14%
●Evaluated treatment efficacy via time-to-treatment failure
●Hydroxychloroquine, colchicine, and corticosteroids as first-line therapy

Details DOI ↗

Grade Bcase seriesn=18

Hypocomplementemic urticarial vasculitis syndrome. Clinical and serologic findings in 18 patients

Wisnieski JJ, Baer AN, Christensen J, Cupps TR, Flagg DN, Jones JV, et al. · Medicine (Baltimore) · 1995

●Largest single-center case series at the time with 18 patients
●High incidence of angioedema, ocular inflammation, glomerulonephritis, and obstructive pulmonary disease
●6 of 11 dyspneic patients died of respiratory failure
●Treatment did not alter progression of obstructive lung disease

Details DOI ↗

Grade Ccase report

Hypocomplementemic urticarial vasculitis syndrome, Jaccoud's syndrome, valvulopathy: a new syndromic combination

Palazzo E, Bourgeois P, Meyer O, et al. · J Rheumatol · 1993

●Identified novel syndromic combination of HUVS with Jaccoud arthropathy and cardiac valvulopathy

Details PubMed ↗

genetics

1 sources

Grade Acohort

DNASE1L3 mutations in hypocomplementemic urticarial vasculitis syndrome

Özçakar ZB, Foster J 2nd, Diaz-Horta O, Kasapcopur O, Fan YS, Yalçınkaya F, Tekin M · Arthritis Rheum · 2013

●Identified DNASE1L3 loss-of-function mutations as the genetic cause of familial HUVS
●Homozygous frameshift mutation c.289_290delAC in one family
●Autosomal recessive inheritance pattern established

Details DOI ↗

diagnostics

4 sources

Grade Aexpert opinion

2012 revised International Chapel Hill Consensus Conference Nomenclature of Vasculitides

Jennette JC, Falk RJ, Bacon PA, Basu N, Cid MC, et al. · Arthritis Rheum · 2013

●Classified HUV as 'anti-C1q vasculitis' in the revised nomenclature
●Defined as vasculitis with urticaria and hypocomplementemia affecting small vessels
●Associated with anti-C1q antibodies, glomerulonephritis, obstructive pulmonary disease

Details DOI ↗

Grade Bretrospective studyn=132

Clinicopathologic correlation of hypocomplementemic and normocomplementemic urticarial vasculitis

Davis MD, Daoud MS, Kirby B, Gibson LE, Rogers RS 3rd · J Am Acad Dermatol · 1998

●18% of 132 UV patients had hypocomplementemia; all were female
●Interstitial dermal neutrophilia in 83% of hypocomplementemic biopsies
●Immunofluorescence deposition of immunoglobulins or C3 in blood vessels

Details PubMed ↗

Grade Bretrospective studyn=72

Urticarial vasculitis: a histopathologic and clinical review of 72 cases

Mehregan DR, Hall MJ, Gibson LE · J Am Acad Dermatol · 1992

●32% of urticarial vasculitis patients had hypocomplementemia
●Hypocomplementemic patients had more systemic symptoms
●Neutrophilic infiltrate pattern correlated with hypocomplementemia

Details DOI ↗

Grade Bcase seriesn=16

Hypocomplementemic urticarial vasculitis: association with chronic obstructive pulmonary disease

Schwartz HR, McDuffie FC, Black LF, Schroeter AL, Conn DL · Mayo Clin Proc · 1982

●Established the Schwartz diagnostic criteria for HUVS
●Identified association with chronic obstructive pulmonary disease
●Defined major and minor criteria still in clinical use

Details PubMed ↗

pathogenesis

3 sources

Grade Blaboratory study

Comparison of autoantibodies to the collagen-like region of C1q in hypocomplementemic urticarial vasculitis syndrome and systemic lupus erythematosus

Wisnieski JJ, Jones SM · J Immunol · 1992

●Demonstrated that anti-C1q antibodies in HUVS differ from those in SLE in binding properties
●HUVS anti-C1q antibodies can bind to reduced/denatured C1q unlike SLE antibodies

Details PubMed ↗

Grade Blaboratory study

IgG autoantibody to the collagen-like region of C1q in hypocomplementemic urticarial vasculitis syndrome, systemic lupus erythematosus, and 6 other musculoskeletal or rheumatic diseases

Wisnieski JJ, Jones SM · J Rheumatol · 1992

●Characterized anti-C1q IgG autoantibodies across multiple rheumatic diseases
●Confirmed specificity of anti-C1q antibodies for HUVS diagnosis

Details PubMed ↗

Grade Blaboratory study

Serum IgG antibodies to C1q in hypocomplementemic urticarial vasculitis syndrome

Wisnieski JJ, Naff GB · Arthritis Rheum · 1989

●Identified that C1q precipitins in HUVS sera are IgG autoantibodies targeting the collagen-like region of C1q
●Established anti-C1q antibodies as the hallmark serologic marker of HUVS

Details PubMed ↗

pathophysiology

1 sources

Grade Ccase seriesn=4

Hypocomplementemia with cutaneous vasculitis and arthritis. Possible immune complex syndrome

McDuffie FC, Sams WM Jr, Maldonado JE, Andreini PH, Conn DL, Samayoa EA · Mayo Clin Proc · 1973

●First description of HUVS in 4 patients with recurrent urticaria and hypocomplementemia
●Identified the syndrome as a possible immune complex-mediated process

Details PubMed ↗