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Ulcerated nasal mucosa — Clinical Guidelines

Overview

Ulcerated nasal mucosa refers to damage and ulceration of the nasal lining, often resulting from chronic inflammation, infections such as rhinosinusitis, or surgical interventions like endoscopic sinus surgery (ESS). This condition significantly impacts patient quality of life due to symptoms like nasal obstruction, crusting, bleeding, and impaired olfaction. It commonly affects individuals with chronic rhinosinusitis, nasal polyposis, and those who have undergone nasal surgeries. Understanding and managing ulcerated nasal mucosa is crucial in otorhinolaryngology practice to prevent complications and ensure optimal healing and functional recovery 1 2.

Pathophysiology

The pathophysiology of ulcerated nasal mucosa involves a cascade of events initiated by underlying conditions such as chronic inflammation and infection. Chronic rhinosinusitis, for instance, leads to persistent inflammation characterized by infiltration of inflammatory cells, mucus overproduction, and epithelial damage 1. Surgical interventions like ESS further exacerbate this by causing direct trauma to the mucosa, disrupting the pseudostratified columnar epithelium and basement membrane. This disruption triggers a wound healing response involving hemostasis, inflammation, proliferation, and remodeling phases 7. During the inflammatory phase, neutrophils and macrophages clear debris and pathogens, but prolonged inflammation can lead to fibrosis and impaired regeneration 10 11. Additionally, factors such as metaplasia and inadequate vascular supply can hinder the regeneration of normal respiratory epithelium, prolonging the healing process and increasing the risk of complications like synechiae and fibrosis 4 5.

Epidemiology

The incidence of conditions leading to ulcerated nasal mucosa, such as chronic rhinosinusitis, ranges from approximately 5% to 15% of the general population, with variations based on geographic location and environmental factors 1 2. These conditions predominantly affect adults, though pediatric cases are not uncommon, particularly in those with recurrent infections or anatomical abnormalities. There is no significant sex predilection noted in most studies, but certain risk factors like allergies, immune deficiencies, and anatomical variations can influence susceptibility 1 2. Trends over time suggest an increasing prevalence linked to environmental irritants and changes in healthcare practices, emphasizing the need for effective management strategies 1.

Clinical Presentation

Patients with ulcerated nasal mucosa typically present with symptoms such as nasal congestion, crusting, purulent or bloody discharge, and a sensation of nasal obstruction or dryness. Atypical presentations may include recurrent epistaxis, hyposmia (reduced sense of smell), and facial pain or pressure, especially in cases involving sinus involvement 1. Red-flag features include persistent fever, significant weight loss, or signs of systemic infection, which may indicate complications such as superinfection or osteomyelitis 4. Accurate clinical assessment is crucial for timely diagnosis and intervention to prevent further deterioration 1 2.

Diagnosis

The diagnostic approach for ulcerated nasal mucosa involves a combination of clinical evaluation and ancillary investigations. Key steps include:

Clinical Examination: Detailed nasal endoscopy to visualize the extent of mucosal damage, presence of ulcers, polyps, or adhesions.

Imaging: CT or MRI scans may be necessary to assess the extent of sinus involvement and structural abnormalities.

Histopathology: Biopsy samples can confirm the presence of chronic inflammation, fibrosis, or other pathological changes.

Specific Criteria:

- Endoscopic Findings: Presence of ulcerations, granulation tissue, or mucosal edema. - Laboratory Tests: Nasal cultures to identify pathogens if infection is suspected. - Histological Features: Evidence of chronic inflammation, epithelial disruption, and fibrotic changes on biopsy.

Differential Diagnosis:

Allergic Rhinitis: Characterized by eosinophilic infiltration and absence of ulceration.

Nasal Tumors: May present with localized masses but typically lack the diffuse ulcerative changes seen in chronic inflammation.

Autoimmune Disorders: Conditions like Wegener’s granulomatosis can mimic chronic sinusitis but often involve systemic symptoms and specific histopathological features 1 4.

Management

First-Line Treatment

Medical Management:

- Antibiotics: If secondary infection is present; narrow-spectrum antibiotics are preferred initially 1. - Nasal Steroids: High-dose topical corticosteroids to reduce inflammation (e.g., fluticasone 200 μg bid) 1 6. - Analgesics: For symptomatic relief of pain and discomfort. - Nasal Irrigation: Regular saline irrigation to cleanse the nasal passages and promote healing 1.

Second-Line Treatment

Advanced Medical Therapies:

- Non-Thermal Plasma (NTP) Treated Solutions: Nasal irrigation with NTP-treated solutions to enhance epithelial cell proliferation and migration 2. - Topical Insulin: Intranasal application of insulin (5 IU/mL) to accelerate wound healing; administered 3 times daily 3. - Diclofenac: For its anti-inflammatory effects, though use should be monitored for potential side effects 6.

Refractory Cases / Specialist Escalation

Surgical Interventions:

- Endoscopic Sinus Surgery (ESS): Indicated for refractory cases with significant anatomical obstruction or complications like synechiae 4. - Reconstructive Techniques: Use of turn-in flaps or composite grafts for complex reconstructions to ensure proper mucosal lining 4 5.

Contraindications:

Active Bleeding Disorders: Preclude certain surgical interventions until hemostasis is achieved.

Severe Immunodeficiency: Requires careful consideration of infection risk in surgical settings 1.

Complications

Acute Complications:

- Postoperative Bleeding: Common within the first few weeks post-surgery, especially in areas with rich vascular supply. - Infection: Risk of superinfection, particularly if wound healing is delayed.

Long-Term Complications:

- Synechiae: Adhesions between the nasal septum and turbinates, leading to nasal obstruction. - Fibrosis: Excessive scarring that impairs nasal function and airflow. - Recurrent Ulceration: Persistent inflammation or inadequate healing can lead to recurrent ulceration and chronic symptoms.

Management Triggers:

Persistent Bleeding: Immediate referral for endoscopic evaluation and hemostasis techniques.

Fever or Systemic Symptoms: Indicative of infection requiring antibiotics and possibly surgical debridement.

Prognosis & Follow-Up

The prognosis for ulcerated nasal mucosa varies based on the underlying cause and the effectiveness of initial management. Successful healing often depends on controlling inflammation, preventing infection, and ensuring proper surgical technique when applicable. Prognostic indicators include the extent of mucosal damage, presence of comorbidities, and adherence to treatment protocols. Recommended follow-up intervals typically include:

Initial Follow-Up: 2-4 weeks post-treatment to assess healing progress and address any early complications.

Subsequent Visits: Every 3-6 months to monitor for recurrence or new symptoms, especially in chronic cases 1 7.

Special Populations

Pediatric Patients: Healing may be faster but requires careful monitoring for developmental impacts and adherence to treatment.

Elderly Patients: Increased risk of complications like delayed healing and comorbidities affecting recovery.

Immunocompromised Individuals: Higher susceptibility to infections and slower healing processes necessitate more vigilant monitoring and tailored interventions 1 2.

Key Recommendations

Initiate High-Dose Nasal Steroids for inflammation control (Evidence: Strong) 1 6.

Consider Topical Antibiotics if secondary infection is suspected (Evidence: Moderate) 1.

Implement Regular Nasal Irrigation to promote mucosal hygiene (Evidence: Moderate) 1.

Evaluate for Surgical Intervention in refractory cases with anatomical obstruction (Evidence: Moderate) 4.

Use Non-Thermal Plasma (NTP) Treated Solutions for enhanced epithelial healing (Evidence: Moderate) 2.

Monitor for Postoperative Bleeding and Infection closely in the first few weeks (Evidence: Expert opinion) 1.

Perform Regular Follow-Up to assess healing progress and manage complications (Evidence: Expert opinion) 7.

Consider Intranasal Insulin Therapy for accelerated wound healing in experimental settings (Evidence: Weak) 3.

Utilize Turn-in Flaps for Complex Reconstructive Needs to ensure proper mucosal lining (Evidence: Expert opinion) 4.

Adjust Management Based on Patient Comorbidities, particularly in elderly and immunocompromised individuals (Evidence: Expert opinion) 1 2.

References

1 Selvarajah J, Saim AB, Bt Hj Idrus R, Lokanathan Y. Current and Alternative Therapies for Nasal Mucosa Injury: A Review. International journal of molecular sciences 2020. link 2 Won HR, Kang SU, Kim HJ, Jang JY, Shin YS, Kim CH. Non-thermal plasma treated solution with potential as a novel therapeutic agent for nasal mucosa regeneration. Scientific reports 2018. link 3 Külekci Ç, Özer S, Önen S, Korkusuz P, Yılmaz T. Topical Intranasal Insulin Enhances Healing of Nasal Mucosa: An Experimental Animal Study. American journal of rhinology & allergy 2023. link 4 Yazar M, Yazar SK, Kozanoğlu E, Diyarbakırlıoğlu M, Eren Hİ. Use of Turn-in Skin Flaps for Nasal Lining Reconstruction. Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.] 2017. link 5 Haack S, Fischer H, Gubisch W. Lining in nasal reconstruction. Facial plastic surgery : FPS 2014. link 6 Vuralkan E, Cobanoglu HB, Arslan A, Arslan S, Mungan S, Tatar S et al.. Effects of topical nasal steroids and diclofenac on the nasal mucosa during hyperbaric oxygen therapy: a double-blind experimental study. European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery 2014. link 7 Khalmuratova R, Jeon SY, Kim DW, Kim JP, Ahn SK, Park JJ et al.. Wound healing of nasal mucosa in a rat. American journal of rhinology & allergy 2009. link 8 Wang J, Bu G. Influence of intranasal medication on the structure of the nasal mucosa. Chinese medical journal 2002. link 9 Watelet JB, Bachert C, Gevaert P, Van Cauwenberge P. Wound healing of the nasal and paranasal mucosa: a review. American journal of rhinology 2002. link

Ulcerated nasal mucosa