A 36-Year-Old Woman Is Evaluated for Several Months of Tingling

question 73

Multiple Choice

A 36-year-old woman is evaluated for several months of tingling and numbness of the right hand and fingers that has progressed to dull, aching pain.  The symptoms initially were intermittent but have become persistent, with the pain worsening overnight.  The patient works as an office secretary and has had difficulty typing and holding the phone due to hand weakness.  On examination, she has weakness of thumb opposition and atrophy of the thenar eminence.  The patient attempted treatment with conservative measures but had no significant improvement and has now been referred for surgery.  During surgery, incision of which of the following structures is most likely to improve this patient's symptoms?

• A)Fibrous flexor sheaths
• B)Flexor carpi ulnaris aponeurosis
• C)Palmar aponeurosis
• D)Synovial sheaths of flexor tendons
• E)Transverse carpal ligament

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Definitions:

Service Industries

Sectors that provide non-physical goods or services to consumers or other businesses.

ABC

Activity-Based Costing, a methodology that assigns overhead and indirect costs to related products and services based on their use of resources.

Traditional Product Costing

A costing method that assigns manufacturing overhead costs to products based on volume-related measures such as direct labor hours or machine hours.

Non-manufacturing Costs

Expenses that are not directly involved in the production of goods, including selling, general, and administrative expenses.