Comparison of 1.0-, 1.5-, and 2.0-pitch abdominal helical computed tomography in evaluation of normal structures and pathologic lesions

Investigative Radiology

Volumn 32, Issue 11, 1997, Pages 660-666

  Hopper, Kenneth D ^a   Kasales, Claudia J ^a   Mahraj, Rickhesvar P M ^a   Starr, Melanie B ^a   Tenhave, Thomas R ^a   Jozefiak, Judith A ^a   Patrone, Sabrina V ^a   Singer, Paul S ^a  

^a PENN STATE COLLEGE OF MEDICINE   (United States)

Author keywords

Computed tomography; Helical abdomen

Indexed keywords

CONTRAST MEDIUM;

ABDOMINAL DISEASE; ALGORITHM; ANEURYSM; ARTICLE; BREATH HOLDING; CLINICAL PROTOCOL; CLINICAL TRIAL; CONTRAST ENHANCEMENT; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; CYST; DIAGNOSTIC VALUE; HUMAN; IMAGE DISPLAY; IMAGE RECONSTRUCTION; INTERMETHOD COMPARISON; INTRAVENOUS DRUG ADMINISTRATION; KIDNEY DISEASE; LIVER TUMOR; MAJOR CLINICAL STUDY; NOISE; PANCREAS DISEASE; PITCH; PRIORITY JOURNAL; RADIATION DOSE; RANDOMIZED CONTROLLED TRIAL; RETROPERITONEAL DISEASE; SPIRAL COMPUTER ASSISTED TOMOGRAPHY;

EID: 0031460681     PISSN: 00209996     EISSN: None     Source Type: Journal    
DOI: 10.1097/00004424-199711000-00002     Document Type: Article

References (25)

1. Heiken JP, Brink JA, Vannier MW. Spiral (helical) CT. Radiology 1993;189:647-656.
2. Heiken JP, Brink JA, Sagel SS. Helical CT: Abdominal applications. RadioGraphics 1994;14:919-924.
3. Zeman RK, Zeiberg AS, Davros WJ, et al. Routine helical CT of the abdomen: image quality considerations. Radiology 1993;189:395-400.
4. Zeman RK, Fox SH, Silverman PM, et al. Helical (spiral) CT of the abdomen, AJR Am J Radiol 1993;160:719-725.
5. Bluemke DA, Fishman ER. Spiral CT of the liver. AJR Am J Radiol 1993;160:787-792.
6. Polacin A, Kalender W, Marchal G. Evaluation of section sensitivity profiles and image noise in spiral CT. Radiology 1991;185:29-35.
7. Davros WJ, Herts BR, Walmsley JJ, et al. Determination of spiral CT slice sensitivity profiles using a point response phantom. J Comput Assist Tomogr 19:838-843.
8. Rybin GD, Napel S. Increased scan pitch for vascular and thoracic spiral CT. Radiology 1995;197:316-317. Letter to the Editor.
9. King SH, Reynolds MD, Miller KL. Surface dose comparison for spiral and axial scanning with use of a fourth-generation CT system. Radiology 1993;189(P):356.
10. Brink JA, Eiken JP, Wang G. et al. Clinical strategies for maximizing longitudinal resolution in helical body CT. Radiology 1995;197(P):174.
11. Kopka L, Hermann K, Vosshenrich R, et al. Helical CT of a liver phantom: Influence of pitch, section thickness and overlapping reconstructions on detection of lesions with low lesion-to-background contrast. Radiology 1995:197(P):327.
12. Kalender WA, Polacin A. Physical performance characteristics of spiral CT scanning. Med Phys 1991;18:910-915.
13. Polacin A, Kalender W, Marchal G. Evaluation of section sensitivity profiles and image noise in spiral CT. Radiology 1991;185:29-35.
14. Davros WJ, Herts BR, Walmsley JJ, et al. Determination of spiral CT slice sensitivity profiles using a point response phantom. J Comput Assist Tomogr 19:838-843.
15. Kasales CJ, Hopper KD, Ariola D, et al. Reconstructed helical CT scans: Improvement in z-axis resolution compared with overlapped and nonoverlapped conventional CT scans. AJR Am J Radiol 1995:14:1281-1284.
16. Chapuis L, Rogalla P, Goldberg HI, Gould RG, Thoeni RF. Helical CT: Influence of pitch on lesion detection in models with low lesion-to-background differences. Radiology 1994;193(P):171.
17. Birnbaum BA, Jacobs JE, Yin D. Hepatic enhancement during helical CT: A comparison of moderate rate uniphasic and biphasic contrast injection protocols. AJR Am J Radiol 1995;165:853-858.
18. Foley WD, Hoffmann RG, Quiroz FA, et al. Hepatic helical CT: Contrast material injection protocol. Rad 1994;192:367-371.
19. Chambers TP, Baron RL, Lush RM, et al. Hepatic CT enhancement: Enhancement comparison of ionic and nonionic contrast agents in the same patients. Rad 1994;190:721-725.
20. Bree RL, Parsky YR, Bernardino ME, et al. Cost-effective use of low-osmolality contrast media for CT of the liver: Evaluation of liver enhancement provided by various doses of iohexol. AJR Am J Radiol 1994;163:579-583.
21. Small WC, Nelson RC, Bernardino ME, et al. Contrast-enhanced spiral CT of the liver: Effect of different amounts and injection rates of contrast material on early contrast enhancement. AJR Am J Radiol 1994;163:87-92.
22. Wang G, Vannier MW. Maximum volume coverage in spiral computed tomography scanning. Acad Radiol 1996;3:423-428.
23. Kalender WA, Polacin, A, Sus̈s C. A comparison of conventional and spiral CT: An experimental study on the detection of spherical lesions. J Comput Assist Tomogr 1994; 18(2):167-176.
24. Polacin A, Kalender WA. Evaluation of spatial resolution and nose in spiral CT. Rad 1994;193(P):170
25. Crawford CR, King KF, Hu H. Helical CT noise reduction with optimized starting angles. Rad 1994;193(P):170