Vasculitis & polymyalgia rheumatica

Dupilumab for refractory chronic rhinosinusitis in eosinophilic granulomatosis with polyangiitis

Rheumatology (Oxford)Published Prospective observational study

Authors' conclusion

Dupilumab is an effective treatment option for severe and refractory ENT manifestations in EGPA, as it improves symptoms, reduces inflammation, and leads to better a quality of life.

Study context

Population
Eosinophilic granulomatosis with polyangiitis (EGPA) patients with refractory chronic rhinosinusitis with nasal polyps (CRSwNP), in prolonged remission of vasculitis manifestations, treated with dupilumab 2021–2023
Participants
9 patients
Outcome
Complete response (BVAS = 0 and prednisone dose ≤4 mg/day)

Main finding

As reported in the abstract

Complete response (BVAS = 0 and prednisone ≤4 mg/day) · 3 months

Complete response after 3 months

55.6%

Observational data: associations, not effects.

Further findings

Complete response (BVAS = 0 and prednisone ≤4 mg/day) · 12 months

Complete response at 12 months
83.3%

Nasal symptoms and patient-reported outcome measures (PROMs) · 12 months

Improved significantly, with sustained efficacy over 12 months

Quality of life (AAV-PRO score)

Improvement in quality of life, with a significant reduction in the AAV-PRO score

Nasal cytology

Reductions in eosinophils and neutrophils counts

Safety

OutcomeValues
Adverse eventsDupilumab 44.4%
Adverse events — Hypereosinophilia leading to dupilumab discontinuation
2

Original publication

Dupilumab for refractory chronic rhinosinusitis in eosinophilic granulomatosis with polyangiitis. Rheumatology (Oxford). Published 16 October 2024. doi:10.1093/rheumatology/keae554

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