Silva-Granda et al. (2026)
Palabras claves: ácido hialurónico; rellenos dérmicos; nariz; oclusión vascular; isquemia
cutánea; necrosis; hialuronidasa; metaanálisis; reporte de caso.
Abstract
Background: Hyaluronic acid (HA) fillers are widely used in minimally invasive aesthetic
procedures. Nasal cutaneous ischemia after filler-related vascular occlusion is uncommon but
potentially devastating because it may progress to necrosis, scarring, and ophthalmic
complications. Available evidence is dominated by case reports and case series with
heterogeneous rescue protocols. Objective: To synthesize the available evidence on
presentation, treatment, and outcomes of nasal cutaneous ischemia secondary to HA filler,
perform an exploratory meta-analysis of favorable cutaneous outcome, and contextualize an
illustrative clinical case. Methods: A structured review was conducted following PRISMA 2020
principles. PubMed/MEDLINE was searched from inception through August 5, 2026,
supplemented by backward and forward citation tracking. Case reports, case series, and cohorts
describing nasal cutaneous ischemia/necrosis after HA filler were eligible. Individual cases were
summarized narratively. Quantitative pooling was restricted to multi-patient nasal cohorts with
harmonizable final outcomes. Random-effects DerSimonian-Laird meta-analysis was performed
on the logit scale. Results: Fifteen clinically relevant reports/series representing approximately 48
patients were included in the narrative synthesis. Only two cohorts provided harmonizable
outcome data (21 favorable outcomes among 29 patients). The pooled favorable cutaneous
outcome was 73.9% (95% CI 43.6%-91.2%; I²=36.9%). This estimate is exploratory and of very
low certainty because only two cohorts contributed and most evidence was uncontrolled. Across
the broader literature, earlier recognition and hyaluronidase-based rescue were consistently
associated with better outcomes, whereas evidence for adjunctive therapies remained
heterogeneous. Case: A 35-year-old woman with no relevant history and normal vital signs
developed nasal skin changes after HA filler injection. The supplied image demonstrates an
erythematous-violaceous area over the nasal dorsum/lateral wall in keeping with impaired
perfusion in the reported context. Conclusions: HA filler-related nasal cutaneous ischemia is a
time-sensitive emergency. Early recognition and prompt hyaluronidase-mediated degradation of
HA are the most consistently supported interventions. Prospective registries and standardized
outcome definitions are needed.
Keywords: hyaluronic acid; dermal fillers; nose; vascular occlusion; skin ischemia; necrosis;
hyaluronidase; meta-analysis; case report.
extrínseca, espasmo vascular o una
1. Introducción
combinación de mecanismos, con
disminución del flujo tisular y
progresión desde palidez y livedo
Los rellenos dérmicos de ácido
hialurónico se han consolidado como
una de las intervenciones estéticas
inyectables más frecuentes por su
reversibilidad relativa, versatilidad y
perfil de seguridad. Sin embargo, las
complicaciones vasculares, aunque
poco frecuentes, concentran la
hasta ampollas, ulceración
y
necrosis. Las conexiones entre los
territorios facial, angular, dorsal y
lateral nasal, así como sus
anastomosis con ramas de la
circulación oftálmica, explican el
carácter de alto riesgo de la región
nasal.
mayor
gravedad
arterial
por
clínica.
La
obstrucción
producirse
puede
embolización
intravascular del relleno, compresión
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