Id |
Subject |
Object |
Predicate |
Lexical cue |
T1 |
0-92 |
Sentence |
denotes |
CT Features of Coronavirus Disease 2019 (COVID-19) Pneumonia in 62 Patients in Wuhan, China. |
T2 |
93-103 |
Sentence |
denotes |
OBJECTIVE. |
T3 |
104-299 |
Sentence |
denotes |
The purpose of this study was to investigate 62 subjects in Wuhan, China, with laboratory-confirmed coronavirus disease (COVID-19) pneumonia and describe the CT features of this epidemic disease. |
T4 |
300-322 |
Sentence |
denotes |
MATERIALS AND METHODS. |
T5 |
323-431 |
Sentence |
denotes |
A retrospective study of 62 consecutive patients with laboratory-confirmed COVID-19 pneumonia was performed. |
T6 |
432-474 |
Sentence |
denotes |
CT images and clinical data were reviewed. |
T7 |
475-614 |
Sentence |
denotes |
Two thoracic radiologists evaluated the distribution and CT signs of the lesions and also scored the extent of involvement of the CT signs. |
T8 |
615-693 |
Sentence |
denotes |
The Mann-Whitney U test was used to compare lesion distribution and CT scores. |
T9 |
694-803 |
Sentence |
denotes |
The chi-square test was used to compare the CT signs of early-phase versus advanced-phase COVID-19 pneumonia. |
T10 |
804-812 |
Sentence |
denotes |
RESULTS. |
T11 |
813-953 |
Sentence |
denotes |
A total of 62 patients (39 men and 23 women; mean [± SD] age, 52.8 ± 12.2 years; range, 30-77 years) with COVID-19 pneumonia were evaluated. |
T12 |
954-1056 |
Sentence |
denotes |
Twenty-four of 30 patients who underwent routine blood tests (80.0%) had a decreased lymphocyte count. |
T13 |
1057-1311 |
Sentence |
denotes |
Of 27 patients who had their erythrocyte sedimentation rate and high-sensitivity C-reactive protein level assessed, 18 (66.7%) had an increased erythrocyte sedimentation rate, and all 27 (100.0%) had an elevated high-sensitivity C-reactive protein level. |
T14 |
1312-1391 |
Sentence |
denotes |
Multiple lesions were seen on the initial CT scan of 52 of 62 patients (83.9%). |
T15 |
1392-1480 |
Sentence |
denotes |
Forty-eight of 62 patients (77.4%) had predominantly peripheral distribution of lesions. |
T16 |
1481-1762 |
Sentence |
denotes |
The mean CT score for the upper zone (3.0 ± 3.4) was significantly lower than that for the middle (4.5 ± 3.8) and lower (4.5 ± 3.7) zones (p = 0.022 and p = 0.020, respectively), and there was no significant difference in the mean CT score of the middle and lower zones (p = 1.00). |
T17 |
1763-1896 |
Sentence |
denotes |
The mean CT score for the anterior area (4.4 ± 4.1) was significantly lower than that for the posterior area (7.7 ± 6.3) (p = 0.003). |
T18 |
1897-1942 |
Sentence |
denotes |
CT findings for the patients were as follows: |
T19 |
1943-2241 |
Sentence |
denotes |
25 patients (40.3%) had ground-glass opacities (GGO), 21 (33.9%), consolidation; 39 (62.9%), GGO plus a reticular pattern; 34 (54.8%), vacuolar sign; 28 (45.2%), microvascular dilation sign; 35 (56.5%), fibrotic streaks; 21 (33.9%), a subpleural line; and 33 (53.2%), a subpleural transparent line. |
T20 |
2242-2367 |
Sentence |
denotes |
With regard to bronchial changes seen on CT, 45 patients (72.6%) had air bronchogram, and 11 (17.7%) had bronchus distortion. |
T21 |
2368-2532 |
Sentence |
denotes |
In terms of pleural changes, CT showed that 30 patients (48.4%) had pleural thickening, 35 (56.5%) had pleural retraction sign, and six (9.7%) had pleural effusion. |
T22 |
2533-2966 |
Sentence |
denotes |
Compared with early-phase disease (≤ 7 days after the onset of symptoms), advanced-phase disease (8-14 days after the onset of symptoms) was characterized by significantly increased frequencies of GGO plus a reticular pattern, vacuolar sign, fibrotic streaks, a subpleural line, a subpleural transparent line, air bronchogram, bronchus distortion, and pleural effusion; however, GGO significantly decreased in advanced-phase disease. |
T23 |
2967-2978 |
Sentence |
denotes |
CONCLUSION. |
T24 |
2979-3121 |
Sentence |
denotes |
CT examination of patients with COVID-19 pneumonia showed a mixed and diverse pattern with both lung parenchyma and the interstitium involved. |
T25 |
3122-3217 |
Sentence |
denotes |
Identification of GGO and a single lesion on the initial CT scan suggested early-phase disease. |
T26 |
3218-3289 |
Sentence |
denotes |
CT signs of aggravation and repair coexisted in advanced-phase disease. |
T27 |
3290-3422 |
Sentence |
denotes |
Lesions presented with a characteristic multifocal distribution in the middle and lower lung regions and in the posterior lung area. |
T28 |
3423-3552 |
Sentence |
denotes |
A decreased lymphocyte count and an increased high-sensitivity C-reactive protein level were the most common laboratory findings. |