Table 2.

Number of studies presenting each imaging finding

	X Ray	MRI	CT
Tibial plateau destruction	27 (49 patients) [8, 10, 13, 16, 20, 22–24, 26, 29–32, 35, 37, 39, 40, 43, 45–50, 52, 53, 62]	8 (11 patients) [8, 16, 25, 27, 36, 46, 47, 52]	11 (35 patients) [6, 19, 22–24, 26, 34, 35, 45, 46, 60]
Femoral condyle destruction	10 (16 patients) [7, 15, 19, 27, 32, 39, 40, 48, 55, 58]	2 (2 patients) [27, 36]	2 (2 patients) [19, 46]
Knee joint effusion	3 (6 patients) [17, 42, 43]	7 (7 patients) [3, 12, 20, 27, 36, 46, 52]	2 (2 patients) [20, 46]
Synovial thickening	1 (1 patient) [17]	3 (3 patients) [12, 20, 52]	2 (2 patients) [20, 46]
Oedema	1 (2 patients) [17]	4 (6 patients) [8, 16, 23, 52]	2 (2 patients) [6, 34]
Fragmentation	9 (46 patients) [5, 7, 10, 12, 18, 29, 33, 37, 46]	3 (5 patients) [9, 12, 25]	1 (1 patient) [45]
Osseous Debris	2 (4 patients) [5, 33]	0	1 (1 patient) [46]
Joint space collapse	7 (7 patients) [19, 27, 40, 51, 52, 57, 62]	1 (29 patients) [9]	0
Calcium deposition in joint/Chondrocalcinosis	6 (40 patients) [13, 15, 33, 35, 37, 53]	1 (1 patient) [56]	0
Meniscal tear	1 (1 patient) [48]	1 (1 patient) [45]	0
Cruciate Ligament damage	0	2 (2 patients) [45, 56]	0