Table 4.
Distribution of cases according to type of lesion, sex ratio, and average age of presentation
| Diagnosis | No. of cases | Percentage (%) | M:F | Average age of presentation (in years) |
|---|---|---|---|---|
| Non-neoplastic (81 cases) | ||||
| Adenoid hypertrophy | 5 | 6.2 | 3:2 | 7 |
| Rhinosporidosis | 17 | 20.9 | 1.4:1 | 35.6 |
| Nasal polyp | 20 | 24.7 | 1.8:1 | 36.5 |
| Nasolabial cyst | 4 | 4.9 | 1:3 | 35 |
| Rhinolith | 2 | 2.5 | 1:1 | 20 |
| Atrophic rhinitis | 3 | 3.7 | F only | 31.7 |
| Fungal infection | 8 | 9.9 | 3:1 | 46.5 |
| Nasal myiasis | 13 | 16.1 | 1:3.3 | 48.8 |
| Rhinoscleroma | 5 | 6.2 | F only | 45 |
| Mucocele | 4 | 4.9 | 1:3 | 47.5 |
| Benign lesions (39 cases) | ||||
| Angiofibroma | 3 | 7.7 | M only | 18.3 |
| Inverted papilloma | 12 | 30.7 | 2:1 | 45.8 |
| Hemangioma | 17 | 43.6 | 2.4:1 | 46.2 |
| Squamous papilloma | 3 | 7.7 | 1:2 | 38.3 |
| Maxillary ameloblastoma | 1 | 2.6 | M only | 38 |
| Septal angioma | 3 | 7.7 | 2:1 | 38.3 |
| Malignant lesions (16 cases) | ||||
| Nasopharyngeal carcinoma | 4 | 25 | M only | 40 |
| Maxillary carcinoma | 7 | 43.75 | 1.3:1 | 43.6 |
| Malignant melanoma | 2 | 12.5 | 1:1 | 50 |
| Carcinoma nasal cavity | 2 | 12.5 | 1:1 | 55 |
| Solitary plasmacytoma | 1 | 6.25 | M only | 48 |