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?

Although autoantibody profiling has enhanced risk stratification and informed cancer screening strategies in DM, substantial therapeutic challenges remain.

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 ...

Classic DM (CDM) presents with pathognomonic cutaneous findings and progressive, symmetric proximal muscle weakness. Cutaneous disease usually precedes the appearance of myositis by 3–6 months in ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. Proximal weakness and elevated creatine kinase were ...

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 ...

Tumors can destroy the blood vessels of muscles even when the muscles are nowhere close to the tumor. That is the key finding of a new study that my colleagues and I recently published in the journal ...

The case description for a Case Records of the Massachusetts General Hospital appears below. What is the diagnosis? Cast your vote. The correct diagnosis, along with the full description of the case ...

Diagnosing myasthenia gravis (MG) has changed the epidemiology of the disease and taken on a new importance for patients and researchers with the emergence of new treatment classes in the last several ...