Showing posts with label Biomechanics. Show all posts
Showing posts with label Biomechanics. Show all posts

A 59-year- old woman has been told by her orthopedist that the preferred treatment for her debilitating pain in both knees is knee replacement surgery. She agrees to have the surgery in one month when she will have time for rehabilitation. In the interim, the physician prescribes a medication for pain relief and to reduce inflammation. The woman is otherwise healthy, takes no medication, and has no known drug allergies. The physician decides on a nonsteroidal anti- inflammatory drug that has a high affinity for cyclooxygenase-2 (COX-2) and no affinity for COX-1. Compared to other NSAIDs, this drug is less likely to cause:

A 59-year- old woman has been told by her orthopedist that the preferred treatment for her debilitating pain in both knees is knee replacement surgery. She agrees to have the surgery in one month when she will have time for rehabilitation. In the interim, the physician prescribes a medication for pain relief and to reduce inflammation. The woman is otherwise healthy, takes no medication, and has no known drug allergies. The physician decides on a nonsteroidal anti- inflammatory drug that has a high affinity for cyclooxygenase-2 (COX-2) and no affinity for COX-1. Compared to other NSAIDs, this drug is less likely to cause:



A. Allergy
B. Blood clots
C. Elevated blood pressure
D. Gastric ulcer
E. Peripheral vasoconstriction


Answer: D

A 69-year-old male presents to your office complaining of pain in his neck that extends bilaterally over his shoulders. He also complains of an aching sensation in both of his arms and loss of fine motor control of his hands. This has been progressing over the past six months. He worked in construction and had multiple small neck injuries during college wrestling and football. His overall health is quite good. On X-rays studies of his cervical spine you would expect to find?

A 69-year-old male presents to your office complaining of pain in his neck that extends bilaterally over his shoulders. He also complains of an aching sensation in both of his arms and loss of fine motor control of his hands. This has been progressing over the past six months. He worked in construction and had multiple small neck injuries during college wrestling and football. His overall health is quite good. On X-rays studies of his cervical spine you would expect to find?



A. Normal findings
B. Nothing abnormal except for the loss of the cervical lordotic curve
C. Narrowing of multiple disc spaces, with osteophytes and loss of cervical lordosis
D. An anterior wedge deformity is present at C5
E. A large lytic lesion in the body of C4


Answer: C

A 54-year-old male construction worker has had low back pain for about two months. He has had previous episodes of low back pain. Now, the pain is more intense than it was on prior episodes and seems to be getting worse rather than improving over time. He does remember lifting very heavy steel beams and the pain is now unbearable. He complains of numbness in both legs and across his buttocks. He is embarrassed to report that he was incontinent of urine and stool this morning. You should plan on:

A 54-year-old male construction worker has had low back pain for about two months. He has had previous episodes of low back pain. Now, the pain is more intense than it was on prior episodes and seems to be getting worse rather than improving over time. He does remember lifting very heavy steel beams and the pain is now unbearable. He complains of numbness in both legs and across his buttocks. He is embarrassed to report that he was incontinent of urine and stool this morning. You should plan on:



A. Admitting him to the hospital immediately
B. Arranging for outpatient physical therapy
C. Giving him a prescription for acetaminophen
D. Recommending him for an outpatient lumbar spine MRI
E. Recommending for him bed rest and a return visit in a week


Answer: A