what is respiratory muscle weakness
Respiratory muscle weakness should be considered in patients whose dyspnea cannot be explained by pulmonary disease, cardiac disease, anemia, or deconditioning.First symptoms may occur when respiratory muscles are under increased load, such as when standing in deep water, swimming, or in the supine position.yspnea is common in advanced stages of neuromuscular disorders, but it is infrequently the presenting symptom. However, dyspnea is a frequent complaint in a primary care setting but is rarely caused by a respiratory muscle weakness.