Table 2 Comparison of PET/MRI with ceMRI and ceCT for patient-based T, N and M staging
From: Diagnostic value of 18F-FDG PET/MRI for staging in patients with endometrial cancer
| Ā | PET/MRI | ceMRI and ceCT |
|---|---|---|
Primary tumor | ||
āSensitivity | 97.2% (35/36) | 97.2% (35/36) |
T staging | ||
āAccuracy | 77.8% (28/36) | 75.0% (27/36) |
ā„50% myometrial invasion | ||
āSensitivity | 92.9% (13/14) | 92.9% (13/14) |
āSpecificity | 86.4% (19/22) | 81.8% (18/22) |
āAccuracy | 88.9% (32/36) | 86.1% (31/36) |
Invasion of cervical stroma | ||
āSensitivity | 85.7% (6/7) | 71.4% (5/7) |
āSpecificity | 100% (29/29) | 93.1% (27/29) |
āAccuracy | 97.2% (35/36) | 88.9% (32/36) |
Invasion of uterine serosa | ||
āSensitivity | 100% (1/1) | 100% (1/1) |
āSpecificity | 100% (35/35) | 100% (35/35) |
āAccuracy | 100% (36/36) | 100% (36/36) |
Invasion of adnexa | ||
āSensitivity | 25.0% (1/4) | 25.0% (1/4) |
āSpecificity | 100% (32/32) | 100% (32/32) |
āAccuracy | 91.7% (33/36) | 91.7% (33/36) |
Invasion of vagina | ||
āSensitivity | 50.0% (1/2) | 50.0% (1/2) |
āSpecificity | 100% (34/34) | 100% (34/34) |
āAccuracy | 97.2% (35/36) | 97.2% (35/36) |
Invasion of parametria | ||
āSensitivity | 0% (0/1) | 0% (0/1) |
āSpecificity | 100% (35/35) | 100% (35/35) |
āAccuracy | 97.2% (35/36) | 97.2% (35/36) |
N staging | ||
āAccuracy | 91.3% (21/23) | 87.0% (20/23) |
Metastatic pelvic lymph node | ||
āSensitivity | 100% (2/2) | 50% (1/2) |
āSpecificity | 90.5% (19/21) | 95.2% (20/21) |
āAccuracy | 91.3% (21/23) | 91.3% (21/23) |
Metastatic para-aortic lymph node | ||
āSensitivity | 100% (1/1) | 0% (0/1) |
āSpecificity | 100% (13/13) | 100% (13/13) |
āAccuracy | 100% (14/14) | 92.9% (13/14) |
M staging | ||
āSensitivity | 33.3% (1/3) | 66.7% (2/3) |
āSpecificity | 100% (8/8) | 87.5% (7/8) |
āAccuracy | 81.8% (9/11) | 81.8% (9/11) |