Imaging features of cervicofacial actinomycosis
| Patient/Age, y/Sex | Radiographic Diagnosis | Location | Extension | Margin | Enhancement | Lymph Nodes |
|---|---|---|---|---|---|---|
| 1/6/F | Cancer | Pyriform sinus | RPS, paraglottic | Ill defined | Moderate | Mild |
| Tuberculosis | NA | SMG | NA | Heterogeneous | NA | |
| 2/77/F | Cancer | Gingiva | Buccal space | Well defined | Moderate, homogeneous | NA |
| 3/24/F | Cancer | Oropharynx | PPS, RPS, SCM | Ill defined | Moderate | Mild |
| Infection | Hypopharynx | Thyroid gland | NA | Heterogeneous | NA | |
| 4/61/M | Cancer | Aryepiglottic fold | NA | Well defined | Moderate, homogeneous | Mild |
| 5/80/F | Cancer | Tongue | Sublingual space | Ill defined | Moderate, homogeneous | None |
| 6/41/M | Cancer | Nasopharynx | CS, PPF | Ill defined | Mild, homogeneous | NA |
| 7/49/F | Fungal sinusitis | Nasal cavity | PPF | Ill defined | Moderate, homogeneous | NA |
Note.—CS indicates cavernous sinus; NA, not applicable; PPF, pterygopalatine fossa; PPS, parapharyngeal space; RPS, retropharyngeal space; SCM, sternocleidomastoid muscle; and SMG, submandibular gland and submandibular space.