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Does Myopathy Affect the Heart?

Robert Thorne • • 6 min read
Does Myopathy Affect the Heart?

Heart difficulties
The myopathies almost never affect heart muscles directly. However, sometimes they can cause indirect damage to the heart. In nemaline myopathy
nemaline myopathy
Muscle fibers from a person with nemaline myopathy contains thread-like rods, sometimes called nemaline bodies. While the rods are diagnostic of the disorder, they are more likely a byproduct of the disease process rather than causing any dysfunction on their own.
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and congenital myotubular myopathy, an inadequate oxygen supply to the body during severe bouts of respiratory weakness can lead to heart problems.

What are the signs and symptoms of myopathy?

General signs and symptoms of myopathy include the following:
  • Symmetric proximal muscle weakness.
  • Malaise, fatigue.
  • Dark-colored urine (suggests myoglobinuria) and/or fever.
  • Absence of sensory complaints or paresthesias; however, deep tendon reflexes (DTRs) may be diminished/absent in hypokalemic paralysis.

How does myopathy affect the body?

Myopathy is a general term referring to any disease that affects the muscles that control voluntary movement in the body. Patients experience muscle weakness due to a dysfunction of the muscle fibers. Some myopathies are genetic and can be passed from parent to child.

Robert Thorne
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Robert Thorne

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.