Table 3.
Distribution of 532 Type I A simple pAVM of head and neck region based on MARs.
| Anatomic regionsa | Number of cases (%) |
|---|---|
| Neck | 22 (4.2%) |
| Mentum | 9 (1.7%) |
| Lower lip | 38 (7.3%) |
| Oral cavity | 32 (6.0%) |
| Floor of mouth | 3 |
| Tongue | 24 |
| Gingiva | 1 |
| Palate (hard and soft palate) | 4 |
| Upper lip | 49 (9.2%) |
| Pharyngeal | 1 (0.2%) |
| Buccal region | 62 (11.6%) |
| Maxillary region | 77 (14.4%) |
| Nasal region | 27 (5.1%) |
| Orbital region | 50 (9.4%) |
| Zygomatic region | 8 (1.5%) |
| Parotideomasseteric region | 12 (2.6%) |
| Deep region of lateral face | 2 (0.4%) |
| Frontal part | 28 (5.2%) |
| Temporal region | 13 (2.4%) |
| Ears | 75 (13.9%) |
| Scalp | 27 (5.1%) |
a
According to Human Anatomy, Head and Neck Chapter.