title: The diagnostic dilemma of blepharospasm.
mesh_terms: D001764:Blepharospasm / Q000175:diagnosis* / Q000523:psychology; D003291:Conversion Disorder / Q000175:diagnosis / Q000523:psychology; D003937:Diagnosis, Differential; D005141:Eyelid Diseases / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D014282:Trihexyphenidyl / Q000627:therapeutic use
chemical_list: D014282:Trihexyphenidyl