Table 2.
The most frequent CT findings acquired from the published literature.
| Ref. | N | GGO | Crazy-paving pattern | Consolidation | GGO + consolidation | Interlobular septal thickening |
|---|---|---|---|---|---|---|
| Li et al. [38] | 83 | 97.6% (81/83) | 36.1% (30) | 63.9% (53) | — | 62.7% (52) |
| Guan et al. [42] | 47 | 100% (47/47) | 89.4% (42/47) | 63.8% (30/47) | — | — |
| Miao et al. [43] | 54∗ | 70.4% (38/54) | 29.6% (16/54) | 22.2% (12/54) | — | |
| Zhang et al. [44] | 60 | 97% (58/60) | 92% (55/60) | — | — | — |
| Zhang et al. [45] | 34 | 52.9% (18/34) | 23.5% (8/34) | 8.8% (3/34) | 35.3% (12/34) | — |
| Gervaise et al. [46] | 72 | 94% (68/72) | 38% (27/72) | 68% (49/72) | — | — |
| Dai et al. [47] | 219 | 94.5% (207/219) | — | — | — | 93.6% (205/219) |
| Han et al. [34] | 108 | 60.1% (65/108) | 39.8% (43/108) | 5.5% (6/108) | 40.7% (44/108) | — |
| Li and Xia [48] | 51 | 35.3% (18/51) | — | 5.9% (3/51) | 54.9% (28/51) | 70.6% (36/51) |
| Bernheim et al. [10] | 121 | 61.2% (74/121) | 4.9% (6/121) | |||
| Zhao et al. [9] | 101 | 86.1% (87/101) | — | 43.6% (44/101) | 64.4% (65/101) | |
| Wang et al. [49] | 110 | 27.3% (30/110) | — | 27.3% (30/110) | 45.4% (50/110) | — |
| Zhou et al. [33] | 62 | 40.3% (25/62) | — | 33.9% (21/62) | — | — |
| Xiong et al. [50] | 42 | 100% (42/42) | — | 81% (34/42) | 69% (29/42) | |
| Yoon et al. [51] | 9 (40 lesions) | 35% (14/40) | 10% (4/40) | 5% (2/40) | 50% (20/40) | — |
| Cheng et al. [39] | 11 | 100% (11/11) | — | 54.5% (6/11) | 63.6% (7/11) | |
| Zhou et al. [52] | 100 (272 CT scans) | 28.3% (77/272) | — | 14% (38/272) | 28.3% (77/272) | |
| Guan et al. [53] | 52 | 96.2% (50/52) | 88.5% (46/52) | 78.8% (41/52) | — | |
| Liu et al. [54] | 112 | 35.7% (40/112) | 21.4% (24/112) | 13.4% (15/112) | 50.9% (57/112) | 66.1% (74/112) |
| Hu et al. [55] | 46 | 39.1% (18/46) | — | 60.9% (28/46) | 2.2% (1/46) | |
| Li et al. [56] | 131 | 15.3% (20/131) | — | 3.1% (4/131) | 46.6% (61/131) | 51.9% (68/131) |
| Wu et al. [35] | 130 | 53.8% (70/) | 76.9% (100) | — | 46.2% (60) | — |
| Zhu et al. [57] | 72 | 50% (36) | — | 22.2% (16) | 81.9% (59) | — |
| Wang et al. [58] | 13 | 30.8% (4) | — | 7.7% (1) | 61.5% (8) | 15.4% (2) |
| Shang et al. [59] | 307 (628 CT scans) | — | — | — | — | 59.2% (372) |
| Vancheri et al. [60] | 180 | 21.1% (38) | — | 4.4% (8) | 68.8% (124) | — |
| Fan et al. [61] | 150 | 62% (93) | — | 4% (6) | 34% (51) | — |
| Luo et al. [62] | 70 | 38.6% (27) | — | 2.9% (2) | 58.6% (41) | — |
| Chen et al. [63] | 21 | 95.2% (20) | — | 71.4% (15) | — | 61.9% (13) |
| Cecconi et al. [64] | 235 | 68.9% (162) | — | 23.8% (56) | — | — |
| Iwasawa et al. [65] | 6 | 100% (6) | 100% (6) | 83.3% (5/6) | — | — |
| Fu et al. [66] | 55 | 32.7% (18) | 16.4% (9) | 14.5% (8) | 52.7% (29) | 38.2% (21) |
| Song et al. [32] | 51 | 76.5% (39) | — | 54.9% (28) | 58.8% (30) | 74.5% (38) |
| Chung et al. [67] | 21 | 57.1% (12) | 19% (4) | 0 (0) | 28.6% (6) | — |
| Pan et al. [31] | 63 | 85.7% (54) | — | 19% (12) | — | — |
| Xu et al. [68] | 41 | 73.2% (30) | — | 36.6% (15) | 61% (25) | 80.5% (33) |
| Wu et al. [69] | 80 | 91.3% (73) | 28.8% (23) | 62.5% (50) | — | 58.8% (47) |
| Shi et al. [29] | 81 | 65.4% (53) | 9.9% (8) | 17.3% (14) | 13.6% (11) | 34.6% (28) |
| Xu et al. [70] | 90 | 72.2% (65) | 12.2% (11) | 13.3% (12) | — | 36.7% (33) |
| Liu et al. [71] | 73 | 89% (65) | 38.4% (28) | 11% (8) | — | — |
| Zhou et al. [72] | 62 | 61.3% (38) | 25.8% (16) | 1.6% (1) | 35.5% (22) | — |
| Wang et al. [73] | 1012 (917 CT scans) | 94.1% (863) | — | 5.9% (54) | — | — |
| Caruso et al. [74] | 58 | 100% (58) | 39.7% (23) | 72.4% (42) | — | 13.8% (8) |
| Himoto et al. [75] | 6 | 66.7% (4) | 0 (0) | 0 (0) | 33.3% (2) | — |
| Long et al. [1] | 36 | 30.6% (11) | — | 16.7% (6) | 52.7% (19) | — |
| Han et al. [76] | 17 (65 CT scans) | 69.2% (65) | 40% (26) | 13.8% (9) | — | 53.8% (35) |
| Ai et al. [4] | 1014 (888 CT scans) | 46.1% (409/888) | — | 50.3% (447/888) | — | 0.9% (8/888) |
| Pan et al. [8] | 21 (82 CT scans) | 73.2% (60) | 23.2% (19) | 63.4% (52) | — | — |
| Yang et al. [77] | 149 (2376 segments)# | 12.1% (287/2376) | 7.2% (170/2376) | 26.8% (637/2376) | — | |
| Ding et al. [78] | 112 (348 CT scans) | 89.9% (313) | 54.3% (189) | 54.3% (189) | — | — |