A S Shiu
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Explore the profile of A S Shiu including associated specialties, affiliations and a list of published articles.
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Articles
17
Citations
94
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Recent Articles
1.
Drzymala R, Alvarez P, Bednarz G, Bourland J, DeWerd L, Ma L, et al.
Med Phys
. 2015 Nov;
42(11):6745-56.
PMID: 26520764
Purpose: Absorbed dose calibration for gamma stereotactic radiosurgery is challenging due to the unique geometric conditions, dosimetry characteristics, and nonstandard field size of these devices. Members of the American Association...
2.
Boyd R, Hogstrom K, Antolak J, Shiu A
Med Phys
. 2001 Jul;
28(6):950-8.
PMID: 11439491
The purpose of this work was to develop an electron-beam dose algorithm verification data set of high precision and accuracy. Phantom geometries and treatment-beam configurations used in this study were...
3.
Maor M, Dubey P, Tucker S, Shiu A, Mathur B, Sawaya R, et al.
Int J Cancer
. 2000 Jul;
90(3):157-62.
PMID: 10900428
This study was conducted to determine prognostic factors for tumor response and patient survival after stereotactic radiosurgery (SRS) for brain metastasis. Eighty-four patients with brain metastasis underwent SRS at a...
4.
Shiu A, Kooy H, Ewton J, Tung S, Wong J, Antes K, et al.
Int J Radiat Oncol Biol Phys
. 1997 Feb;
37(3):679-88.
PMID: 9112467
Purpose: A prototype Miniature Multi-Leaf Collimator (MMLC) designed specifically for radiosurgery and small field radiotherapy has been fabricated and evaluated at the University of Texas M. D. Anderson Cancer Center...
5.
Shiu A, Tung S, Gastorf R, Hogstrom K, Morrison W, Peters L
Int J Radiat Oncol Biol Phys
. 1996 Jun;
35(3):599-604.
PMID: 8655385
Purpose: The purpose of this study is to report that commercially available eye shields (designed for orthovoltage x-rays) are inadequate to protect the ocular structures from penetrating electrons for electron...
6.
Shiu A, Tung S, Nyerick C, Ochran T, Otte V, Boyer A, et al.
Med Phys
. 1994 Apr;
21(4):559-66.
PMID: 8058023
This work evaluates the application of AAPM task group 25 (TG25) methodology for determination of central axis depth dose for a radiotherapy linear accelerator, whose dual scattering foil system and...
7.
Tung S, Shiu A, Starkschall G, Morrison W, Hogstrom K
Int J Radiat Oncol Biol Phys
. 1993 Sep;
27(1):153-60.
PMID: 8365936
Purpose: To evaluate the radiation dosimetry of a new technique for total scalp irradiation. Methods And Materials: A treatment technique described by Akazawa (1989) has been studied. During each fraction,...
8.
Shiu A, Tung S, Hogstrom K, Wong J, Gerber R, Harms W, et al.
Med Phys
. 1992 May;
19(3):623-36.
PMID: 1508101
The Collaborative Working Group (CWG) of the National Cancer Institute (NCI) electron beam treatment planning contract has performed a set of 14 experiments that measured dose distributions for 28 unique...
9.
Kurup R, Hogstrom K, Otte V, Moyers M, Tung S, Shiu A
Phys Med Biol
. 1992 Jan;
37(1):127-44.
PMID: 1741418
The accuracy of dose calculations from a pencil-beam algorithm developed specifically for arc electron beam therapy was evaluated at 10 and 15 MeV. Mid-arc depth-doses were measured for 0 degrees...
10.
Shiu A, Hogstrom K
Int J Radiat Oncol Biol Phys
. 1991 Aug;
21(3):695-702.
PMID: 1869463
This work has quantitatively studied the variation of dose both within bone and in unit density tissue near bone-tissue interfaces. Dose upstream of a bone-tissue interface is increased because of...