Advances in Otolaryngology / 2014 / Article / Tab 4

Research Article

Predicting Neck Abscess with Contrast-Enhanced Computed Tomography

Table 4

Frequency of patients for each CECT diagnostic criterion.

CECT criteriaNumber of patients
True positive ()False positive ()True negative ()False negative ()

Presence of inflammation
 Yes70451
 No13
Presence of hypodense mass
 Yes7144
 No41
Presence of rim enhancement
 100%50020
 ≥50% but <100%12310
 <50%9110
 Not rim enhancement0041
Irregularity of rim enhancement
 Yes632
 No824
 Not applicable4
Presence of air
 Total number of cases101
 Within collection only81
 Tracking within fascia only1
 Within collection, fascia and in bone1
Lymph node enlargement
 Total number of cases54460
 Normal hilum29400
 Abnormal hilum25060

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