RT Book, Section A1 Amato, Anthony A. A1 Brown, Jr., Robert H. A2 Jameson, J. Larry A2 Fauci, Anthony S. A2 Kasper, Dennis L. A2 Hauser, Stephen L. A2 Longo, Dan L. A2 Loscalzo, Joseph SR Print(0) ID 1166488788 T1 Muscular Dystrophies and Other Muscle Diseases T2 Harrison's Principles of Internal Medicine, 20e YR 2018 FD 2018 PB McGraw-Hill Education PP New York, NY SN 9781259644016 LK accesspharmacy.mhmedical.com/content.aspx?aid=1166488788 RD 2024/03/29 AB Myopathies are disorders with structural changes or functional impairment of muscle and can be differentiated from other diseases of the motor unit (e.g., lower motor neuron or neuromuscular junction pathologies) by characteristic clinical and laboratory findings. Myasthenia gravis and related disorders are discussed in Chap. 440; inflammatory myopathies are discussed in Chap. 358.