title: Unexplained brachial-plexus palsy.
mesh_terms: D000328:Adult; D001917:Brachial Plexus / Q000293:injuries*; D006801:Humans; D007273:Injections, Intramuscular / Q000009:adverse effects*; D008297:Male; D011183:Postoperative Complications / Q000209:etiology*; D013965:Thyroidectomy