9 - radiology mcqs - 22 to 28

22q. what is the imaging modality of choice to detect bone metastasis ?

1. bone scan
2. CT
3. MRI
4. X ray

Answer : a . bone scan is the most commonly used imaging modality to detect bone metastasis except for spine metastasis .

23q: what is the imaging modality of choice to detect metastasis to spine ?

1. CT
2. MRI
3. X ray
4. Bone scan

Answer : b . MRI .

24q: what is the usually preferred imaging modality for lung imaging ?

1. CT
2. MRI
3. X ray
4. PET SCAN

Answer : a . CT .

25q: what is the best imaging modality for pancoast tumor ?

1. CT
2. MRI
3. X RAY
4. PET SCAN

Answer : b. MRI . because it involves the branchial plexus and sympathetic chain.

26q: what is the best imaging modality for superior sulcus tumor ?

1. CT
2. MRI
3. X ray
4. PET scan

Answer : b . MRI . superior sulcus tumor is the other name of pancoast’s tumor .

27q: what is the investigation of choice for posterior mediastinal tumors ?

Answer : MRI .

28q: what is the best investigation for all the brain tumors ?

Answer : contrast enhanced MRI .