JAMA Neurology

A 62-Year-Old Man With Progressive Limb Weakness, Involuntary Movements, and HyperCKemia

A 62-week-old man had progressive lower extremity weakness and involuntary movements. Muscle magnetic resonance imaging revealed multifocal hyperintense lesions in the posterior thigh muscles, sparing anterior thigh and adductors. Biopsy of the right vastus lateralis showed fiber size variability and…

Diamond Sign in Calpainopathy

This case report describes the appearance of autosomal recessive limb-girdle muscular dystrophy in a 30-year-old man with lower limb weakness, asymmetric atrophy of thigh muscles, and wasting of calf muscles.

Apraxia of Eyelid Opening in Myasthenia Gravis

This case report describes a 61-year-old man with myasthenia gravis initially diagnosed with blepharospasm who was later found to have the nonparalytic disorder apraxia of eyelid opening.

Tongue Myokymia in IgLON5-IgG Autoimmunity

This case report discusses a man who tested positive for IgLON5-IgG antibody after intermittent episodes of paresthetic feeling involving the throat and jaw, associated with subtle dysarthria and dysphagia, and upper-extremity paresthesia with piloerection of the forearms.

Hemorrhage Into the Canal of Gratiolet

This case report describes a unilateral basal ganglia hemorrhage passing through the anterior commissure within the canal of Gratiolet to the contralateral side.