Longitudinal assessment of cyst-like lesions of the knee and their relation to radiographic osteoarthritis and MRI-detected effusion and synovitis in patients with knee pain

Table 4 Prevalence of bilateral cysts and bursitides at baseline

Type of lesion^a	Bilateral (N= 156)
Any type	76 (49)
Popliteal cyst	34 (22)
Subgastrocnemius bursitis	11 (7)
proximal tibiofibular joint cyst	5 (3)
Hoffa's fat pad ganglion cyst	2 (1)
Medial meniscal cyst	1 (1)
Semi-membranosus medial collateral ligament bursitis	1 (1)

Data presented as number of subjects with bilateral cystic lesions, either grand total or subtotal for each type of cystic lesions (%). N, number of subjects. ^aIn order of descending frequency.

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