What is the differential diagnosis for a formerly active and healthy 70-year-old woman with worsening proximal weakness, torticollis, and a widespread raised red rash across her cheeks bilaterally?

A 30-year-old African-American woman presented to the emergency department for medical assessment after becoming too weak to walk. She reported proximal muscle aches in both arms and legs, a skin rash ...

Dr. Chidiebere D. Akusobi (Medicine): A 44-year-old woman was evaluated in the rheumatology clinic of this hospital because of proximal muscle weakness and myalgia. The patient had been in her usual ...

Mr. A appeared very uncomfortable as he sat on the examination table. A vigorous 86-year-old, he always kept his regular appointments for the monitoring of hypertension that was well-controlled with ...

Sporadic inclusion body myositis (sIBM) presents with a characteristic clinical phenotype of slow-onset weakness and atrophy, affecting proximal and distal limb muscles and facial and pharyngeal ...

Immune-mediated necrotizing myopathy typically presents with progressive symmetrical proximal muscle weakness and myalgias, although some cases can present with respiratory and esophageal muscle ...

SMA is a genetic condition that impacts motor neurons, leading to muscle weakness that affects essential functions like breathing and movement. Treatments like Spinraza and Zolgensma can help manage ...

Muscle ultrasound may be a useful tool in diagnosing later-onset spinal muscular atrophy (SMA), according to a new study that compared the technique to physical examinations and electromyography (EMG) ...