[CT manifestations of squamous papilloma in adult nose, pharynx and throat].

Analyze the CT imaging characteristics of squamous papilloma in adult nose pharynx and throat to improve the diagnostic accuracy.Retrospectively analyze clinical data and CT image data in 24 cases of squamous papilloma in adult nose, pharynx and throat, which were confirmed by endoscopic surgical pathology, and summarize CT imaging features including location, shape, enhancement, and its relationship with adjacent tissue, and so on.The patients with squamous papilloma were characterized by diffusing thickening and uniform swelling of the mucosa of nose, pharynx and throat, narrowing near the cavity gap, swallow gap existing, and enhancement scanning manifested mild-to-moderate gradually uniform reinforcement (enhanced CT value with 20-45 HU), when accompanied with malignancy, apparent arterial enhancement (enhanced CT value >45 HU) was observed.The adult patients with papilloma of nose, pharynx and throat has special features in CT image, which can provide more information for clinical diagnosis.