Skeletal Imaging A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 24 questions. More Questions You will get deferent questions every time you take the quiz. Correct AnswersThere could be more than one correct answer, select all that apply.Skip QuestionsYou are allowed to scroll backward and forward before submitting your answers.10 MinutesThe quiz has a time limit. Time's up You can still submit your answers after the allowed period of time has ended . When ready, click Next to start the quiz. Name (Required) Email (Optional) Twitter (Optional) 1. An area of soft tissue uptake was noticed in the anterior region of the elbow on scintigraphy bone images. Which of the following is the most likely cause of this finding? Metastatic lesions. Joint dislocation. Dose extravasation. Joint osteoarthritis. None 2. Superbonescan is a result of reduced or absent tracer uptake in soft tissue because of.. Insufficiently long interval between tracer injection and image acquisition Excessive avidity of the osteoblasts populating the axial skeleton Insufficient avidity of the osteoblasts populating the axial skeleton Short interval between tracer injection and image acquisition None 3. Bone scan of a patient shows generalized diffuse activity in the abdomen. Which of the following is the most likely cause? Osteopenia. Malignant ascites. Osteoporosis. Osteomyelitis. None 4. In bone scan, the recommended scanning speed for whole-body delayed acquisitions is? 10 to 15 cm per minute 1 to 1.5 cm per hour 1 to 1.5 cm per minute 10 to 15 cm per hour None 5. Which of the following best relates to the end of a long bone? Osteocyte. Metaphysis. Epiphysis. Diaphysis. None 6. Which of the following is the process of bone development or formation within the human body? Ossification Syndesmosis Dislocation Synchondrosis None 7. In bone scan, The early images (Blood Pool Images) are acquired... 1 - 2 hours after injection 20 minutes after injection 1 - 10 minutes after injection 3 - 5 hours after injection None 8. When performing a bone scan with Tc-99m methylene diphosphonate (MDP), the technologist sets the pulse height analyzer to 20% window. What is the acceptable energy range in this setting? 120–160 keV 112–168 keV 130–150 keV 126–154 keV None 9. In bone scan, Diffusely increased soft-tissue uptake can be caused by... Renal failure or Dehydration Failed Tc-99m labeling Drug interference Severe osteoporosis 10. Tc-99m methylene diphosphonate (MDP) is the most widely used bone imaging agent. Uptake of the tracer depends on all of the following EXCEPT Extraction efficiency Liver function Local blood flow Osteoblastic activity None 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-03-25T13:19:40+03:00مارس 25th, 2021|لا توجد تعليقات شارك هذه الصفحة, واترك رأيك حول الموضوع باستخدام وسيلة التواصل التي تناسبك FacebookXLinkedInWhatsAppPinterestEmail عن: ناصر المطيري كبير أخصائيي الطب النووي في مستشفى حفر الباطن المركزي و مؤسس موقع نيوكليرمد. اضف تعليقا إلغاء الردتعليق Δ
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