Earn Category 1 credits
1 . Review the stated learning objectives at the beginning of the CME article and determine if these objectives match your individual learning needs.
2. Read the article carefully. Do not neglect the tables and other illustrative materials, as they have been selected to enhance your knowledge and understanding.
3. The following quiz questions have been designed to provide a useful link between the CME article in the issue and your everyday practice. Read each question, choose the correct answer, and record your answer on the CME REGISTRATION FORM aï the end of the quiz.
4. Type or print your full name and address and your date of birth In the space provided on the CME Registration Form.
5. Complete the Evaluation portion of the CME Registration Form. Forms and quizzes cannot be processed if the Evaluation portion is incomplete. The Evaluation portion of the CME Registration Form will be separated from the quiz upon receipt at ORTHOPEDICS. Your evaluation of this activity will in no way affect the scoring of your quiz.
6. Send Hie completed form, with your $15 payment (check or money order in US dollars drawn on a US bank, or credit card information) to: ORTHOPEDICS CME Quiz, PO Box 36. Thorofare, NJ 08086, OR take the quiz on-line. Visit www.orthobluejoumal.com for details.
7. Your answers will be graded, and you will be advised whether you have passed or failed. Unanswered questions will be considered incorrect. A score of at least 80% is required to pass.
8. Bo sure to mail the CME Registration Form on or before the deadline usted. After that date, the quiz will close. CME Registration Forms received after the date listed will not be processed.
SLACK Incorporated is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians.
SLACK Incorporated designates this educational activity for a maximum of one (1 ) hour in category 1 credit toward the AMA Physician's Recognition Award, Each physician should claim only those credits that he/she actually spent In the activity.
This CME activity Is primarily targeted to orthopedic surgeons, hand surgeons, head and neck surgeons, trauma surgeons, physical medicine specialists, and rheumatologists. There is no specific background requirement for participants taking this activity.
FULL DISCLOSURE POUCY
Current ACCME policies state that participants in CME activities should be made aware of a faculty member's significant financial or other relationships. Therefore, all faculty members participating in any SLACK, Incorporated-sponsored activity are expected to disclose to the activity audience their relationships (1) with the manufacturer(s) of any commerciai product(s) and/or provider(s) of commercial service(s) discussed in an educational presentation and (2) with any commercial supporters of the activity. (Such relationships can include grants or research support, employee, consultant, major stockholder, member of speakers bureau, etc.) The intent of this disclosure is not to prevent a presenter with a significant financial Interest or other relationship from making a presentation, but rather to provide participants with information on which they can make their own judgments. It remains for the audience to determine whether the presenter's interests or relationships may influence the presentation with regard to exposition or conclusion.
In accordance with ACCWIE policies, the audience is advised that this continuing medical education activity may contain references to unlabeled uses of FDAappraved products or to products not approved by the FOA for use in the United States. The faculty members have been made aware of their obligation to disclose such usage.
Chordoma of the Spine
Which of the following is true about chordomas?
A, They are the most common malignant tumors of the spine.
B. The majority of these lesions occur in the sacrococcygeal region and the clivus.
C. They mainly occur in children.
D. All of the above.
Which of the following is false?
A. Chordomas originate from notochordal remnants.
B. Neurological symptoms are more common in sacrococcygeal lesions.
C. Visual disturbances and fasciai pain are the most common symptoms in cranial lesions.
D. Chordomas are generally radioresistant tumors.
Which of the following is false about chordomas?
A. The tumor usually involves the posterior vertebral elements.
B. Computed tomography is the modality of choice for the detection of lung métastases.
C. Magnetic resonance imaging is the best method to detect tumor extension and cord compression.
D. Bone scan is the modality of choice for distant bone métastases.
Which of the following is false about chondroid chordoma?
A. It is found almost exclusively in the spheno-occipital region.
B. It shows histological similarities to cartilage neoplasms.
C. It may be misdiagnosed with chondrosarcoma.
D. Prognosis is worse for patients with this variant.
Which of the following is true for dedifferentiated chordoma?
A. It is of epithelial origin.
B. It is found almost exclusively in the sacrococcygeal region.
C. It is usually found at the initial presentation.
D. It is usually occurring after prior radiation therapy of a conventional chordoma.