Suprasucaplar nerve palsy (SNP) is a rare entity, but it must be differentiated from various shoulder disabilities. Six operated cases of SNP were reported.
All cases complained of shoulder pain and revealed weakness of the external rotation power. Five cases were caused by a ganglion and one by an abnormal band. Electromyographic study demonstrated nurogenic pattern In five cases, and low frequency pattern in one. Diagnosis was performed by physical examination, electlomyography, ultrasonography, and magnetic resonace imaging. All cases showed excellent results, and recurrence was not observed.
