©2016 All Rights Reserved.
Arkana Laboratories is a registered trademark.
Privacy and Terms
The patient is a middle-aged Caucasian male who presents with chief complaint of progressive muscle weakness and muscle cramps of insidious onset. He also reported muscle mass loss and muscle twitching. No muscle pain, no skin rash, or myotoxic medications are reported. Myositis panel is negative. CPK levels over the last few months have trended slightly upward, and the most recent CPK is ~800. EMG/NCS shows denervation-type changes. No family history of neuromuscular disorder is reported. A muscle biopsy of the thigh was pursued to aid in diagnostic work-up, and confirms denervation-type changes that are active and chronic. A clinical...