[Synovial cyst involving isolated paralysis of the infraspinatus muscle. Ultrasonographic diagnosis and MRI].
A case of entrapment neuropathy of the inferior branch of the suprascapular nerve in the spinoglenoid notch is described. Ultrasonography and MRI examination showed a ganglion cyst in the spinoglenoid notch with an extension to the glenohumeral joint. The lesion was confirmed by surgical and pathological examination.
Bousquet
J C
JC
Service de Radiologie ostéo-articulaire et Neuroradiologie, Hôpital Edouard-Herriot, Lyon.
Denjean
S
S
Faure
C
C
Venin
B
B
Bochu
M
M
D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000294:innervation; D009408:Nerve Compression Syndromes / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology; D010243:Paralysis / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology*; D012782:Shoulder; D013581:Synovial Cyst / Q000150:complications* / Q000175:diagnosis / Q000000981:diagnostic imaging; D014463:Ultrasonography
Kyste synovial entraînant une paralysie isolée du muscle sous-épineux. Diagnostic échographique et IRM.