CASE 98 History: A 52-year-old man presents with progressive lower extremity weakness. 1. What should be included in the differential diagnosis? (Choose all that apply.) b. Lipoma 2. What is the inheritance pattern of Duchenne’s muscular dystrophy? c. X-linked 3. What anatomic structure does the low-signal-intensity stripe located between the spine and the skin on the parasagittal image represent? b. Posterior thoracolumbar fascia c. Middle thoracolumbar fascia d. Anterior thoracolumbar fascia 4. What is “pseudohypertrophy” in the context of Duchenne’s muscular dystrophy?
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