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In a 37 - year - old woman with documented pentazocine - induced fibrous myopathy of triceps and deltoid muscles bilaterally and a three - week history of right wrist drop , electrodiagnostic examination showed a severe but partial lesion of the right radial nerve distal to the branches to the triceps , in addition to the fibrous myopathy .
 pentazocine, fibrous myopathy, fibrous myopathy
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 pentazocine, fibrous myopathy, fibrous myopathy