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Questions and Answers
What is the recommended tube current for low-dose CT for pulmonary nodule follow-up and lung cancer screening?
What is the recommended tube current for low-dose CT for pulmonary nodule follow-up and lung cancer screening?
- 100 mAs
- 200 mAs
- 120 kVp
- 40-80 mAs (correct)
What is the purpose of using iterative reconstruction algorithm in low-dose CT?
What is the purpose of using iterative reconstruction algorithm in low-dose CT?
- To increase radiation dose
- To increase image noise
- To decrease radiation dose
- To decrease image noise (correct)
What is the current status of iterative reconstruction software availability for CT scanners?
What is the current status of iterative reconstruction software availability for CT scanners?
- Few CT scanners have iterative reconstruction software
- All CT scanners have iterative reconstruction software
- No CT scanners have iterative reconstruction software
- Most CT scanners have iterative reconstruction software (correct)
