Table 1.
Previous studies on CT findings in AFRS (PE=posterior ethmoid; AE=anterior ethmoid; NR=not reported; E=ethmoid)
| Author, year | Patients number (age range) | Ethmoid sinus involvement (%) | Maxillary sinus involvement (%) | Sphenoid sinus involvement (%) | Frontal sinus involvement (%) | Isolated involvement of ethmoid, frontal sinus or both | Isolated species |
| Samir et al, 1996 | 14 (9-50 y) | 11 (79%) | 9 (64%) | 8 (57%) | 6 (43%) | 0 |
Aspergillus fumigatus 57% Aspergillus flavus 14% |
| Torres et al, 1996 | 16(8-71 y) | 16(100%) | 13(81%) | 13(81%) | 5 (31 %) | 0 |
Exserohilum 19% Bipolaris sp.6% Curvularia 6% Drechsiera 6% |
| Mannign et al, 1997 | 10 (13-57 y) | 9 (90%) | 4 (40%) | 6 (60%) | 5 (50%) | 1 isolated PE involvement (10%) |
Bipolaris sp. 40% Exserohilum sp. 20% Curvularia sp. 10% No growrth 20% |
| Mukherji et al, 1998 | 45 (8-68 y) | 43 (96%) | 42 (93%) | 30 (67%) | 32 (71 %) | 1 isolated E involvement (2%) | NR |
| Nussembaum et al, 2001 | 28* (NR) | 24 (86%) | 2 (7%) | 22 (79%) | 8 (29%) | NR |
Bipolaris sp. 57% Curvularia 14% No growth 18% Others 11 % |
| Aribandi et al, 2007 | 7 (8-67 y) | 6 PE (86%) 5 AE (71 %) |
3 (43%) | 6 (86%) | 4 (57%) | NR | Bipolaris sp. 100% |
| Wise et al, 2009 | 111 | 77% | 68% | 58% | 53% | NR | NR |
| Verma et al, 2016 | 100 | AE 92 (92%) PE 84 (84%) |
76 (76%) | 67 (67%) | 65 (65%) | NR | Aspergillus flavus 64% |