A 21-Year-Old Caucasian Male Suffers from Weakness and Gait Disturbance

A 21-year-old Caucasian male suffers from weakness and gait disturbance.  He noticed that he has had difficulty releasing the doorknob lately.  Physical examination shows cataracts, frontal baldness, and gonadal atrophy.  Biopsy shows muscle atrophy involving mostly type 1 fibers.  The patient's condition is best described as which of the following?

A) Denervation muscle atrophy
B) Myotonic dystrophy
C) Inflammatory myopathy
D) Ion channel myopathy
E) Myasthenia gravis
F) Oxidative phosphorylation disease

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free