Characterization of Skeletal Muscle Using Magnetic Resonance Elastography (MRE)

Completed

Phase N/A Results N/A

Eligibility Criteria

Inclusion Criteria

Normals:
- Healthy individuals
Stroke:
- a first stroke (i.e., a unilateral, ischemic hemispheric stroke) within the previous one to two months, ability to cooperate and follow simple commands, and gastrocsoleous strength in the affected lower extremity of between trace and 50% of normal.
Immobilization:
- immobilized in a cast (typically 6 weeks) following sugical repair of a severe Achilles tendon tear or rupture, ankle injury or plantar fascial pain
Myofascial Pain:
- history of pain in trapezius confirmed by clincal examination. The examiner will perform snapping palpation over the MFTP. If a localized, transient contraction is observed, the response is considered to be positive and the subject will be considered eligible for entry into the study.
Hyperthyroid Myopathy:
- clinical assessment in combination with a serum hormone profile of increased Free Thyroxine (FT4) and Triiodothyronine (T3) in the face of suppressed levels of Thyroid Stimulating Hormone (TSH).