## Management Algorithm for Unilateral Nasal Mass ### Clinical Context Unilateral nasal masses with blood-stained discharge and progressive symptoms are concerning for malignancy or inverting papilloma. This is NOT a benign polyp scenario. ### Key Point: **Reassurance and observation with topical steroids is inappropriate and dangerous for unilateral nasal masses.** This approach delays diagnosis of potentially aggressive lesions. ### Correct Management Pathway ```mermaid flowchart TD A[Unilateral nasal mass + epistaxis]:::outcome --> B[Urgent imaging: CT/MRI]:::action B --> C{Imaging findings?}:::decision C -->|Bone erosion/skull base involvement| D[High suspicion malignancy]:::urgent C -->|Localized, no bone change| E[Still requires biopsy]:::action D --> F[Endoscopic biopsy]:::action E --> F F --> G{Histology result?}:::decision G -->|Malignancy/inverting papilloma| H[Oncology referral + staging]:::action G -->|Benign| I[Surgical excision if symptomatic]:::action ``` ### Why Each Approach Matters | Step | Rationale | Urgency | |------|-----------|----------| | **Imaging (CT/MRI)** | Assesses bone involvement, extent, skull base risk | **Mandatory first** | | **Endoscopic biopsy** | Establishes diagnosis; cannot treat without knowing pathology | **Before any treatment** | | **Oncology referral** | Malignancy/inverting papilloma need specialist management | **If positive biopsy** | | **Topical steroids alone** | Inappropriate; delays diagnosis, may mask progression | **Contraindicated** | ### High-Yield: **Unilateral nasal mass = rule out malignancy first. Steroids are NOT first-line.** ### Clinical Pearl: Inverting papilloma (benign but locally aggressive) and squamous cell carcinoma are the two most common unilateral nasal masses in adults. Both require imaging and biopsy before any treatment decision. ### Warning: Topical nasal steroids may temporarily reduce edema and give false reassurance, but they do NOT treat underlying pathology and delay diagnosis. This is a common pitfall.
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