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G. Astroza · SciRah

Researcher profile · Semantic Scholar

G. Astroza

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G. Astroza — researcher profile on SciRah

h-index: 12
Works: 53
Citations: 360

Most-cited papers

Effect of supine vs prone position on outcomes of percutaneous nephrolithotomy in staghorn calculi: results from the Clinical Research Office of the Endourology Society Study.
G. Astroza, Michael E. Lipkin, A. Neisius, G. Preminger +4 more
2013Urology64 citations
Semantic Scholar
Radiation Exposure in the Follow-Up of Patients with Urolithiasis Comparing Digital Tomosynthesis, Non-Contrast CT, Standard KUB, and IVU
G. Astroza, A. Neisius, Agnes J. Wang, G. Nguyen +9 more
2013Journal of endourology43 citations
Semantic Scholar
Radiation exposure in urology: a genitourinary catalogue for diagnostic imaging.
A. Neisius, Agnes J. Wang, Chu Wang, Giao T Nguyen +9 more
2013Journal of Urology33 citations
Semantic Scholar
Obesity triples the radiation dose of stone protocol computerized tomography.
Agnes J. Wang, Z. Goldsmith, Chu Wang, G. Nguyen +10 more
2013Journal of Urology32 citations
Semantic Scholar
Digital tomosynthesis: a new technique for imaging nephrolithiasis. Specific organ doses and effective doses compared with renal stone protocol noncontrast computed tomography.
A. Neisius, G. Astroza, Chu Wang, G. Nguyen +6 more
2014Urology22 citations
Semantic Scholar
Treatment Response in Patients with Stones, and Low Urinary pH and Hypocitraturia Stratified by Body Mass Index.
G. Astroza, A. Neisius, M. Tsivian, G. Preminger +1 more
2016Journal of Urology20 citations
Semantic Scholar
Assessment of a Modified Acoustic Lens for Electromagnetic Shock Wave Lithotripters in a Swine Model
John G. Mancini, A. Neisius, Nathan B. Smith, G. Sankin +5 more
2013Journal of Urology18 citations Open access
Semantic Scholar
Does body mass index impact the outcomes of tubeless percutaneous nephrolithotomy?
N. Kuntz, A. Neisius, G. Astroza, M. Tsivian +5 more
2014BJU International16 citations
Semantic Scholar
Appendiceal endometriosis differentially diagnosed from acute appendicitis.
G. Astroza, V. Faundes, René Nanjarí, Marcelo Fleiderman +1 more
2010Chinese Medical Journal15 citations
Semantic Scholar
Is a ureteral stent required after use of ureteral access sheath in presented patients who undergo flexible ureteroscopy?
G. Astroza, M. Catalán, Lucas Consigliere, T. Selman +2 more
2016Central European Journal of Urology14 citations
Semantic Scholar
Intrarenal temperature measurement associated with holmium laser intracorporeal lithotripsy in an ex vivo model
H. Gallegos, J. C. Bravo, Francisca Sepulveda, G. Astroza
2021Central European Journal of Urology12 citations Open access
Semantic Scholar
Optical Performance Comparison of Deflectable Laparoscopes for Laparoendoscopic Single-Site Surgery
Z. Goldsmith, G. Astroza, Agnes J. Wang, W. N. Simmons +4 more
2012Journal of endourology12 citations
Semantic Scholar
Early ureteroscopic treatment in patients with urosepsis associated with ureteral calculi is a safe approach. A pilot study
G. Astroza, Miguel Sarras, J. Salvadó, Alejandro Majerson +2 more
2019Central European Journal of Urology10 citations Open access
Semantic Scholar
Third Place: Increasing Dwell Time of Mitomycin C in the Upper Tract with a Reverse Thermosensitive Polymer
Agnes J. Wang, Z. Goldsmith, A. Neisius, G. Astroza +8 more
201310 citations Open access
Semantic Scholar
Validation of a high-fidelity model in ureteroscopy incorporating hand motion analysis
J. Salvadó, Felipe Oyanedel, S. Sepúlveda, H. Toledo +3 more
2015International Urology and Nephrology6 citations
Semantic Scholar
Does the nephrostomy tract length impact the outcomes of percutaneous nephrolithotomy (PNL)?
G. Astroza, A. Neisius, M. Tsivian, Agnes J. Wang +2 more
2014International Urology and Nephrology6 citations
Semantic Scholar
Endoscopic Treatment of Fibroepithelial Polyp of the Ureter: Case Report
G. Astroza, J. Cartes, R. Neira, G. Sáez
2019Journal of Endourology Case Reports5 citations Open access
Semantic Scholar
Correlation between peak systolic velocity and diameter of cavernosal arteries in flaccid versus dynamic state for the evaluation of erectile dysfunction
R. Souper, Jonathan Hartmann, M. Alvarez, I. Fuentes +2 more
2017International journal of impotence research5 citations
Semantic Scholar
In-Vitro Assessment of a New Portable Ballistic Lithotripter with Percutaneous and Ureteroscopic Models
Agnes J. Wang, Gregory T. Baldwin, James C. Gabriel, F. H. Cocks +7 more
2012Journal of endourology5 citations Open access
Semantic Scholar
Hemoperitoneum secondary to bleeding of a hepatic metastasis of testicular carcinoma
G. Astroza, Daniel Espínola, V. Faundes, J. Calderón
2011Central European Journal of Urology4 citations Open access
Semantic Scholar
As little as possible. A new paradigm in endourology
G. Astroza, C. Morales, G. Sáez
20203 citations Open access
Semantic Scholar
Subcapsular Renal-Infected Hematoma After Retrograde Intrarenal Surgery: A Rare but Serious Complication
J. Salvadó, Lucas Consigliere, H. Gallegos, Francisco Rojas +1 more
2016Journal of Endourology Case Reports3 citations Open access
Semantic Scholar
[Isolated manifestation of necrotizing vasculitis of the bladder: a case report].
A. Becker, G. Astroza, N. Quezada, C. Riano +2 more
2008Der Urologe (Ausg. A)3 citations
Semantic Scholar
Ergonomics in percutaneous nephrolithotomy: a comparative analysis of musculoeskeletical and mental workload in prone vs. supine positions with two lithotripters—a pilot study
Diego González, Catherine Sánchez, Christian Segovia, Tomas Gatica +5 more
2025World journal of urology1 citations
Semantic Scholar
Does the ureteral access sheath reduce infections in previously drained sepsis patients?
Renato I. Navarro, Lucas Dueñas, N. Moreno, E. Castiglioni +1 more
2025World journal of urology1 citations Open access
Semantic Scholar
2076 SPECIFIC ORGAN DOSES UTILIZING A NEW TECHNIQUE FOR IMAGING NEPHROLITHIASIS: DIGITAL TOMOSYNTHESIS
A. Neisius, G. Astroza, N. Kuntz, Agnes J. Wang +11 more
20131 citations
Semantic Scholar
IP10-23 SAFETY OUTCOMES OF A ROBOTIC PLATFORM FOR HOLMIUM LASER ENUCLEATION OF THE PROSTATE (HOLEP): PRIMARY RESULTS OF THE ASTRA STUDY
P. Gilling, R. Ledezma, Ernesto Mohr, T. Olmedo +5 more
2026Journal of Urology0 citations
Semantic Scholar
Worldwide variations in purchase and per-procedure costs of single-use flexible ureteroscopes and flexible navigable access sheaths: the economic impact of reuse strategies on procedural outcomes from a 40-country YAU–EAU endourology international collaboration
Amelia Pietropaolo, Hayder Alhusseinawi, B. Soebhali, J. Cabrera +47 more
2026Urolithiasis0 citations
Semantic Scholar
Determination of urinary stone composition using computed tomography using artificial intelligence
H. Gallegos, Alejandro Rojas, E. Castiglioni, C. Verdugo +4 more
2026Central European Journal of Urology0 citations
Semantic Scholar
Global variation in acquisition costs of single-use flexible ureteroscopes and flexible navigable access sheaths: an international collaborative analysis from the YAU & EAU Endourology groups
Amelia Pietropaolo, Hayder Alhusseinawi, B. Soebhali, J. Cabrera +47 more
2026World journal of urology0 citations
Semantic Scholar
When long pulse is not enough: inferior dusting efficiency of pulsed thulium:YAG compared with Ho:YAG and thulium fiber laser in a standardized in vitro renal model
Renato I. Navarro, Isidora Huete, Miguel Eyzaguirre, C. Manterola +3 more
2026World journal of urology0 citations Open access
Semantic Scholar
GG01-04 DETERMINATION OF URINARY STONE COMPOSITION USING NON-CONTRAST COMPUTED TOMOGRAPHY. APPLICATION OF AN ARTIFICIAL INTELLIGENCE MODEL
Alejandro Rojas, H. Gallegos, C. Verdugo, Benjamin Barraza +3 more
2025Journal of Urology0 citations
Semantic Scholar
IP13-40 PULSED-THULIUM:YAG LASER FOR ENDOSCOPIC TREATMENT OF KIDNEY STONE. COMPARATIVE ANALYSIS WITH HOLMIUM:YAG AND THULIUM FIBER LASERS IN AN IN VITRO MODEL
G. Astroza, C. Manterola, Renato I. Navarro, J. Salvadó +1 more
2025Journal of Urology0 citations
Semantic Scholar
Codificación de cirugía de urolitiasis en el sistema privado de salud Chileno. Descripción de 10 años
G. Astroza
2024Revista Chilena de Urología0 citations
Semantic Scholar
Radiological differential diagnosis and management of retroperitoneal hematomas posterior to radical inguinal orchiectomies. A case report
Á. Zúñiga, Santiago Escobar-Urrejola, Felipe Del Valle, A. Fuentes +1 more
2022Urology Case Reports0 citations Open access
Semantic Scholar
Complicated Renal Cyst as a Cause of Renal Colic and its Endoscopic Treatment
G. Astroza, Francisca Sepulveda
2022Journal of Endoluminal Endourology0 citations Open access
Semantic Scholar
Unilateral Medullary Sponge Kidney
R. Neira, D. Barrera, G. Astroza
2018Journal of Endoluminal Endourology0 citations Open access
Semantic Scholar
MP68-08 EARLY URETEROSCOPIC TREATMENT IS AS SAFE AS DEFERRED TREATMENT IN PATIENTS WITH UROSEPSIS ASSOCIATED WITH URETERAL CALCULI. A PROSPECTIVE, RANDOMIZED CLINICAL TRIAL
G. Astroza, Miguel Sarras, Alejandro Majerson, J. Salvadó +1 more
20180 citations Open access
Semantic Scholar
INTRAVESICAL INSTILLATION OF LEVOBUPIVACAINE AS AN ADJUNCT TO REDUCE THE URETERAL STENT ASSOCIATED DISCOMFORT: A DOUBLE BLIND RANDOMIZED CONTROLLED TRIAL.: MP75‐07
J. Salvadó, G. Astroza, Alvaro A. Saavedra
20170 citations
Semantic Scholar
MP51-14 PERCUTANEOUS NEPHROLITHOTOMY AFTER RECENT UROLITHIASIS RELATED SEPSIS: WHAT SHOULD PATIENTS EXPECT? ANSWERS FROM A MATCHED PAIR ANALYSIS
R. Youssef, A. Neisius, Melissa Suarez, S. Vernez +6 more
20160 citations Open access
Semantic Scholar
661 Treatment response in stone patients with gouthy diathesis stratified by BMI
G. Astroza, A. Neisius, M. Tsivian, N. Kuntz +3 more
20130 citations
Semantic Scholar
1057 WHAT IS THE ANTIBIOTIC OF CHOICE FOR OBSTRUCTING STONE PATIENTS WITH SEPSIS? A CONDITION-SPECIFIC ANTIBIOGRAM
Z. Goldsmith, Olugbemisola Oredein-Mccoy, L. Gerber, Agnes J. Wang +8 more
20130 citations
Semantic Scholar
1546 EFFECTS OF HOLMIUM:YAG LASER ENERGY SETTINGS ON FIBER TIP DEGRADATION
Z. Goldsmith, Samarpit Rai, A. Neisius, G. Astroza +7 more
20130 citations
Semantic Scholar
967 Does body mass index impact the outcomes of tubeless percutaneous nephrolithotomy
N. Kuntz, A. Neisius, G. Astroza, M. Tsivian +4 more
20130 citations
Semantic Scholar
653 In vivo stone comminution produced by a modified acoustic lens for electromagnetic lithotripters
A. Neisius, Nathan B. Smith, N. Kuntz, Tim Schykowski +5 more
20130 citations
Semantic Scholar
839 OPTICAL PERFORMANCE COMPARISON OF DEFLECTABLE LAPAROSCOPES FOR LAPAROENDOSCOPIC SINGLE-SITE SURGERY
Z. Goldsmith, G. Astroza, Agnes J. Wang, W. N. Simmons +7 more
20130 citations
Semantic Scholar
2098 EMERGENT URETERAL STENT VERSUS NEPHROSTOMY FOR UROSEPTIC CALCULI: UTILIZATION AND OUTCOMES OVER 15 YEARS
Z. Goldsmith, Olugbemisola Oredein-Mccoy, L. Gerber, L. Banez +9 more
20130 citations
Semantic Scholar
2304 IN VIVO STONE COMMINUTION PRODUCED BY A MODIFIED ACOUSTIC LENS FOR ELECTROMAGNETIC LITHOTRIPTERS
A. Neisius, Nathan B. Smith, N. Kuntz, Tim Schykowski +8 more
20130 citations
Semantic Scholar
2079 ENERGY AND PULSE REPETITION FREQUENCY DEPENDENT TISSUE INJURY PRODUCED BY A MODIFIED ACOUSTIC LENS FOR ELECTROMAGNETIC LITHOTRIPTERS
A. Neisius, Nathan B. Smith, N. Kuntz, Tim Schykowski +9 more
20130 citations
Semantic Scholar
2094 TREATMENT RESPONSE IN STONE PATIENTS WITH GOUTHY DIATHESIS STRATIFIED BY BODY MASS INDEX
G. Astroza, A. Neisius, M. Tsivian, M. Iqbal +4 more
20130 citations
Semantic Scholar

Frequent co-authors

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Michael E. Lipkin×24
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Michael E. Lipkin — researcher profile on SciRah
A. Neisius×22
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A. Neisius — researcher profile on SciRah
G. Preminger×21
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G. Preminger — researcher profile on SciRah
M. Iqbal×15
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M. Iqbal — researcher profile on SciRah

×13

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N. Kuntz — researcher profile on SciRah

Agnes J. Wang×12

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Agnes J. Wang — researcher profile on SciRah

M. Ferrandino×12

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M. Ferrandino — researcher profile on SciRah

Z. Goldsmith×9

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Z. Goldsmith — researcher profile on SciRah

W. N. Simmons×9

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W. N. Simmons — researcher profile on SciRah

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R. Youssef — researcher profile on SciRah

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J. Salvadó — researcher profile on SciRah

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M. Tsivian — researcher profile on SciRah