El-Nahas, Ahmed M.: search on Z-Library

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1

A randomized controlled trial comparing alpha blocker (tamsulosin) and anticholinergic (solifenacin) in treatment of ureteral stent-related symptoms

EL-Nahas, Ahmed R., Tharwat, Mohamed, Elsaadany, Mohamed, Mosbah, Ahmed, Gaballah, Mohamed A.

Journal:

World Journal of Urology

Year:

2016

Language:

english

File:

PDF, 511 KB

english, 2016

2

Renal fungus ball in a patient with retroperitoneal fibrosis: Unique complication in a rare disease

Alobaid, Khaled, Faty, Mostafa, El-Nahas, Ahmed, Al-Terki, Abdullatif, Khan, Zia

Journal:

Year:

2018

Language:

english

File:

PDF, 740 KB

english, 2018

3

Editorial Comment on: Evaluation of Renal Stone Comminution and Injury by Burst Wave Lithotripsy in a Pig Model by Maxwell et al. (From: Maxwell AD, Wang YN, Kreider W, et al. J Endourol 2019 [Epub ahead of print]; DOI: 10.1089/end.2018.0886)

EL-Nahas, Ahmed Refat

Journal:

Journal of Endourology

Year:

2019

Language:

english

File:

PDF, 33 KB

english, 2019

4

Kidney Stone Size and Hounsfield Units Predict Successful Shockwave Lithotripsy in Children

El-Assmy, Ahmed, El-Nahas, Ahmed R., Abou-El-Ghar, Mohamed E., Awad, Bassam A., Sheir, Khaled Z.

Journal:

Year:

2013

Language:

english

File:

PDF, 123 KB

english, 2013

5

Density-Functional Study on the Structures, Stabilities, and Dissociation Pathways of Sc 3+ (DMSO) n Complexes ( n = 1−6)

Xiao, Chuanyun, Hagelberg, Frank, El-Nahas, Ahmed M.

Journal:

Journal of Physical Chemistry A

Year:

2004

Language:

english

File:

PDF, 275 KB

english, 2004

6

Multidetector Computed Tomography: Role in Determination of Urinary Stones Composition and Disintegration With Extracorporeal Shock Wave Lithotripsy—an in Vitro Study

Ahmed El-Assmy, Mohamed E. Abou-El-Ghar, Ahmed R. El-Nahas, Huda F. Refaie, Khaled Z. Sheir

Journal:

Year:

2011

Language:

english

File:

PDF, 227 KB

english, 2011

7

Role of diffusion-weighted magnetic resonance imaging in the differentiation of benign and malignant pulmonary lesions

Alnaghy, Eman Abdelaziz, El-Nahas, Mahmoud Ahmed, Sadek, Ahmed Galal, Gwely, Noureldin Noaman, Elrakhawy, Mohamed Magdy

Journal:

Polish Journal of Radiology

Year:

2018

Language:

english

File:

PDF, 3.81 MB

english, 2018

8

Flexible ureterorenoscopy versus extracorporeal shock wave lithotripsy for treatment of lower pole stones of 10–20 mm

Ahmed R. El-Nahas, Hamdy M. Ibrahim, Ramy F. Youssef, Khaled Z. Sheir

Journal:

BJU International

Year:

2012

Language:

english

File:

PDF, 131 KB

english, 2012

9

Long-term Functional Outcome of Percutaneous Nephrolithotomy in Solitary Kidney

El-Tabey, Nasr A., El-Nahas, Ahmed R., Eraky, Ibrahim, Shoma, Ahmed M., El-Assmy, Ahmed M., Soliman, Shady A., Shokeir, Ahmed A., Mohsen, Tarek, El-Kappany, Hamdy A., El-Kenawy, Mahmoud R.

Journal:

Year:

2014

Language:

english

File:

PDF, 98 KB

english, 2014

10

Risk factors for formation of steinstrasse after extracorporeal shock wave lithotripsy for pediatric renal calculi: a multivariate analysis model

El-Assmy, Ahmed, El-Nahas, Ahmed R., Elsaadany, Mohammed M., El-Halwagy, Samer, Sheir, Khaled Z.

Journal:

International Urology and Nephrology

Year:

2015

Language:

english

File:

PDF, 172 KB

english, 2015

11

MP30-06 ACUTE KIDNEY INJURY AFTER PERCUTANEOUS NEPHROLITHOTOMY FOR STONES IN A SOLITARY KIDNEY

EL-Nahas, Ahmed, Taha, Diaa-Eldin, Ali, Hussien, Zahran, Mohamed, Othman, Mahmoud, Harraz, Ahmed, Mosbah, Ahmed, Shokeir, Ahmed

Journal:

The Journal of Urology

Year:

2015

Language:

english

File:

PDF, 50 KB

english, 2015

12

Colonic perforation during percutaneous nephrolithotomy: Study of risk factors

Ahmed R. El-Nahas, Ahmed A. Shokeir, Ahmed M. El-Assmy, Ahmed M. Shoma, Ibrahim Eraky, Mahmoud R. El-Kenawy, Hamdy A. El-Kappany

Journal:

Year:

2006

Language:

english

File:

PDF, 164 KB

english, 2006

13

Mucoadhesive buccal tablets containing silymarin Eudragit loaded nanoparticles: Formulation, characterization and ex vivo permeation

El-Nahas, Amira E., Allam, Ahmed N., El-Kamel, Amal H.

Journal:

Journal of Microencapsulation

Year:

2017

Language:

english

File:

PDF, 1.23 MB

english, 2017

14

Functional and Morphological Effects of Postpercutaneous Nephrolithotomy Superselective Renal Angiographic Embolization

Ahmed R. EL-Nahas, Ahmed A. Shokeir, Tarek Mohsen, Hossam Gad, Ahmed M. El-Assmy, Tarek El-Diasty, Hamdy A. El-Kappany

Journal:

Year:

2008

Language:

english

File:

PDF, 161 KB

english, 2008

15

Clinically insignificant residual fragments: Is it an appropriate term in children?

El-Assmy, Ahmed, El-Nahas, Ahmed R., Harraz, Ahmed M., El Demerdash, Yaser, Elsaadany, Mohammed M., El-Halwagy, Samer, Sheir, Khaled Z.

Journal:

Year:

2015

Language:

english

File:

PDF, 467 KB

english, 2015

16

Acute kidney injury after percutaneous nephrolithotomy for stones in solitary kidneys

El-Nahas, Ahmed R., Taha, Diaa-Eldin, Ali, Hussien M., Elshal, Ahmed M., Zahran, Mohamed H., El-Tabey, Nasr A., El-Assmy, Ahmed M., Harraz, Ahmed M., Moawad, Hazem E., Othman, Mahmoud M.

Journal:

Scandinavian Journal of Urology

Year:

2017

Language:

english

File:

PDF, 798 KB

english, 2017

17

V9-13 LASER POUCHO-LITHOLAPAXY, A MINIMAL INVASIVE TREATMENT FOR GIANT NEOBLADDER CALCULI

Elshal, Ahmed, El-Nahas, Ahmed, Nabeeh, Hossam, Ali-Eldein, Bedeer, Shabaan, Attallah

Journal:

The Journal of Urology

Year:

2014

Language:

english

File:

PDF, 38 KB

english, 2014

18

Enthalpies of Formation, Bond Dissociation Energies and Reaction Paths for the Decomposition of Model Biofuels: Ethyl Propanoate and Methyl Butanoate †

El-Nahas, Ahmed M., Navarro, Maria V., Simmie, John M., Bozzelli, Joseph W., Curran, Henry J., Dooley, Stephen, Metcalfe, Wayne

Journal:

Journal of Physical Chemistry A

Year:

2007

Language:

english

File:

PDF, 591 KB

english, 2007

19

MP30-15 PREDICTORS OF HOSPITAL READMISSION AFTER PERCUTANEOUS NEPHROLITHOTOMY: ANALYSIS OF MORE THAN 700 CONSECUTIVE PATIENTS FROM A TERTIARY REFERRAL CENTER

Osman, Yasser, Harraz, Ahmed, Taha, Diaa-Eldin, Elsawy, Amr, El-Tabey, Nasr, El-Nahas, Ahmed, Shoma, Ahmed, Shokeir, Ahmed

Journal:

The Journal of Urology

Year:

2015

Language:

english

File:

PDF, 51 KB

english, 2015

20

Factors Affecting Stone-free Rate and Complications of Percutaneous Nephrolithotomy for Treatment of Staghorn Stone

Ahmed R. El-Nahas, Ibrahim Eraky, Ahmed A. Shokeir, Ahmed M. Shoma, Ahmed M. El-Assmy, Nasr A. El-Tabey, Shady Soliman, Ahmed M. Elshal, Hamdy A. El-Kappany, Mahmoud R. El-Kenawy

Journal:

Year:

2012

Language:

english

File:

PDF, 166 KB

english, 2012

21

Holmium laser enucleation of the prostate for treatment for large-sized benign prostate hyperplasia; is it a realistic endourologic alternative in developing country?

Elshal, Ahmed M., Mekkawy, Ramy, Laymon, Mahmoud, Barakat, Tamer S., Elsaadany, Mohamed M., El-Assmy, Ahmed, El-Nahas, Ahmed R.

Journal:

World Journal of Urology

Year:

2016

Language:

english

File:

PDF, 408 KB

english, 2016

22

MP30-05 A PROSPECTIVE EVALUATION OF THE SURGEON PERSPECTIVE FOR DETERMINING STONE-FREE STATUS AFTER PERCUTANEOUS NEPHROLITHOTOMY

Harraz, Ahmed, Osman, Yasser, Mahmoud, Osama, Elsawy, Amr, Fakhreldin, Islam, El-Nahas, Ahmed, Shoma, Ahmed, Shokeir, Ahmed

Journal:

The Journal of Urology

Year:

2015

Language:

english

File:

PDF, 83 KB

english, 2015

23

[IEEE Comput. Soc Second IEEE Symposium on Computer and Communications - Alexandria, Egypt (1-3 July 1997)] Proceedings Second IEEE Symposium on Computer and Communications - Flow scheduling protocols without real-time clocks

El-Nahas, A., Ahmed, K.M., Gouda, M.G.

Year:

1997

Language:

english

File:

PDF, 395 KB

english, 1997

24

Single Versus Maintenance Intravesical Chemotherapy for the Prevention of Bladder Recurrence after Radical Nephroureterectomy for Upper Tract Urothelial Carcinoma: A Randomized Clinical Trial

Harraz, Ahmed M., El-Shabrawy, Magdy, El-Nahas, Ahmed R., El-Kappany, Hamdy, Osman, Yasser

Journal:

Clinical Genitourinary Cancer

Year:

2019

Language:

english

File:

PDF, 1.11 MB

english, 2019

25

Assessment of hybrid, meta-hybrid-GGA, and long-range corrected density functionals for the estimation of enthalpies of formation, barrier heights, and ionisation potentials of selected C1–C5 oxygenates

El-Nahas, Ahmed M., Simmie, John M., Mangood, Ahmed H., Hirao, Kimihiko, Song, Jong-Won, Watson, Mark A., Taketsugu, Tetsuya, Koga, Nobuaki

Journal:

Molecular Physics

Year:

2015

Language:

english

File:

PDF, 277 KB

english, 2015

26

Hospital admission for treatment of complications after extracorporeal shock wave lithotripsy for renal stones: a study of risk factors

EL-Nahas, Ahmed R., Taha, Diaa-Eldin, Elsaadany, Mohamed M., Zahran, Mohamed H., Hassan, Mohamed, Sheir, Khaled Z.

Journal:

Year:

2017

Language:

english

File:

PDF, 411 KB

english, 2017

27

MP90-02 ORAL DISSOLUTION THERAPY (ODT) FOR LUCENT RENAL CALCULI; CAN WE PREDICT THE OUTCOME?

Elsawy, Amr, Elshal, Ahmed, El-Nahas, Ahmed, Elbaset, Mohamed, Farag, Hashim, Shokeir, Ahmed

Journal:

The Journal of Urology

Year:

2017

Language:

english

File:

PDF, 548 KB

english, 2017

28

Adsorption of Cu 2+ and Mg 2+ ions on silica gel derived from rice hulls ash: Experimental and theoretical studies

Marie, Asmaa, Atia, Asem A., ELGogary, Tarek M., El-Nahas, Ahmed M.

Journal:

Journal of Theoretical and Computational Chemistry

Year:

2019

Language:

english

File:

PDF, 989 KB

english, 2019

29

Thermodynamic and kinetic stability of magnesium dication solvated by tetramethylethylenediamine

Ahmed M. El-Nahas, Ghada E. Khedr, Sanaa M. Emam

Journal:

Computational and Theoretical Chemistry

Year:

2011

Language:

english

File:

PDF, 1006 KB

english, 2011

30

Transvesical open prostatectomy for benign prostatic hyperplasia in the era of minimally invasive surgery: Perioperative outcomes of a contemporary series

Elshal, Ahmed M., El-Nahas, Ahmed R., Barakat, Tamer S., Elsaadany, Mohamed M., El-Hefnawy, Ahmed S.

Journal:

Arab Journal of Urology

Year:

2013

Language:

english

File:

PDF, 410 KB

english, 2013

31

A theoretical study on the catalysis of Cu-exchanged zeolite for the decomposition of nitric oxide

Tajima, Nobuo, Hashimoto, Masaki, Toyama, Fuminori, Mahmoud El-Nahas, Ahmed, Hirao, Kimihiko

Journal:

Physical Chemistry Chemical Physics

Year:

1999

Language:

english

File:

PDF, 205 KB

english, 1999

32

Structures and stabilization energies of methyl anions with main group substituents from the first five periods

Ahmed M. El-Nahas, Paul Von Ragué Schleyer

Journal:

Journal of Computational Chemistry

Year:

1994

Language:

english

File:

PDF, 1.67 MB

english, 1994

33

Theoretical study of H3AXH3 and H3AYH2 (A = B, Al, Ga; X = N, P, As and Y = O, S, and Se), electrostatic and hyperconjugative interactions roles

Abdelaâli El Guerraze, Ahmed M. El-Nahas, Abdellah Jarid, Chafiq Serrar, Hafid Anane, M’hamed Esseffar

Journal:

Chemical Physics

Year:

2005

Language:

english

File:

PDF, 336 KB

english, 2005

34

Urinary complications of migrated intrauterine contraceptive device

Ahmed S. El-Hefnawy, Ahmed R. El-Nahas, Yaser Osman, Mahmoud A. Bazeed

Journal:

International Urogynecology Journal

Year:

2008

Language:

english

File:

PDF, 227 KB

english, 2008

35

Reply

Ahmed R. El-Nahas, Ramy F. Youssef, Ahmed M. El-Assmy, Nasr A. El-Tabey, Ahmed S. El-Hefnawy

Journal:

Year:

2009

Language:

english

File:

PDF, 69 KB

english, 2009

36

Reverse SiC Bond Polarization as a Means for Stabilization of Silabenzenes: A Computational Investigation

El-Nahas, Ahmed M., Johansson, Markus, Ottosson, Henrik

Journal:

Organometallics

Year:

2003

Language:

english

File:

PDF, 281 KB

english, 2003

37

Extracorporeal shock-wave lithotripsy monotherapy of partial staghorn calculi

El-Assmy, Ahmed, El-Nahas, Ahmed, Madbouly, Khaled, Abdel-Khalek, Mohamed, Abo-Elghar, Mohamed, Sheir, Khaled

Journal:

Scandinavian Journal of Urology and Nephrology

Year:

2006

Language:

english

File:

PDF, 168 KB

english, 2006

38

Percutaneous nephrolithotomy vs. extracorporeal shockwave lithotripsy for treating a 20–30mm single renal pelvic stone

Hassan, Mohammed, El-Nahas, Ahmed R., Sheir, Khaled Z., El-Tabey, Nasr A., El-Assmy, Ahmed M., Elshal, Ahmed M., Shokeir, Ahmed A.

Journal:

Arab Journal of Urology

Year:

2015

Language:

english

File:

PDF, 414 KB

english, 2015

39

Oxidative Stress Induced by Pt(IV) Pro-drugs Based on the Cisplatin Scaffold and Indole Carboxylic Acids in Axial Position

Tolan, Dina, Gandin, Valentina, Morrison, Liam, El-Nahas, Ahmed, Marzano, Cristina, Montagner, Diego, Erxleben, Andrea

Journal:

Scientific Reports

Year:

2016

Language:

english

File:

PDF, 1.13 MB

english, 2016

40

Structural studies and anticancer activity of a novel (N6O4) macrocyclic ligand and its Cu(II) complexes

Hanaa A. El-Boraey, Sanaa M. Emam, Dina A. Tolan, Ahmed M. El-Nahas

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2011

Language:

english

File:

PDF, 825 KB

english, 2011

41

Endourological Treatment of Nonmalignant Upper Urinary Tract Complications After Urinary Diversion

Ahmed R. El-Nahas, Ahmed A. Shokeir

Journal:

Year:

2010

Language:

english

File:

PDF, 227 KB

english, 2010

42

[Ain Shams Univ Proceeding of the Sixteenth National Radio Science Conference. NRSC'99 - Cairo, Egypt (23-25 Feb. 1999)] Proceedings of the Sixteenth National Radio Science Conference. NRSC'99 (IEEE Cat. No.99EX249) - Statistical characterization of variable bit rate MPEG-1 encoded video streams

El-Nahas, S.E., Youssef, E.-S., Moussa, M., Ahmed, I.

Year:

1999

Language:

english

File:

PDF, 460 KB

english, 1999

43

PD11-07 CHEMOPROPHYLAXIS DURING TRANSRECTAL PROSTATE NEEDLE BIOPSY: INTERIM ANALYSIS OF RANDOMIZED CLINICAL TRIAL (NCT02423759)

Atwa, Ahmed M., Elshal, Ahmed M., El-Nahas, Ahmed R., A. El-Ghar, Mohamed, Farg, Hashim, Elsorougy, Ali, Elsawy, Essam, Gaber, Asaad, Farag, Yasser, Hashem, Abdelwahab, Nabeeh, Hossam, Mosbah, Ahmed

Journal:

The Journal of Urology

Year:

2017

Language:

english

File:

PDF, 398 KB

english, 2017

44

Computational Studies on the Thermodynamic and Kinetic Parameters of Oxidation of 2-Methoxyethanol Biofuel via H-Atom Abstraction by Methyl Radical

Abdel-Rahman, Mohamed A., El-Gogary, Tarek M., Al-Hashimi, Nessreen, Shibl, Mohamed F., Yoshizawa, Kazunari, El-Nahas, Ahmed M.

Journal:

Scientific Reports

Year:

2019

Language:

english

File:

PDF, 2.49 MB

english, 2019

45

A green approach for enhancing the hydrophobicity of UiO-66(Zr) catalysts for biodiesel production at 298 K

Abou-Elyazed, Ahmed S., Sun, Yinyong, El-Nahas, Ahmed M., Yousif, Ahmed M.

Journal:

Year:

2020

File:

PDF, 1.99 MB

2020

46

Quantum chemical calculations on the structure and stability of Mg2+XH3OH complexes in the gas phase (X = C, Si, and Ge)

Ahmed M. El-Nahas, Safinaz H. El-Demerdash, El-Sayed E. El-Shereefy

Journal:

International Journal of Mass Spectrometry

Year:

2007

Language:

english

File:

PDF, 610 KB

english, 2007

47

Spectroscopic and quantum chemical studies on the structure of 2-arylquinoline-4(1H)-thione derivatives

Malose J Mphahlele, Ahmed M El-Nahas, Tarek M El-Gogary

Journal:

Journal of Molecular Structure

Year:

2004

Language:

english

File:

PDF, 159 KB

english, 2004

48

Monohydrated alkaline earth metal dications do exist

Ahmed M. El-Nahas

Journal:

Chemical Physics Letters

Year:

2001

Language:

english

File:

PDF, 286 KB

english, 2001

49

Bladder tumour staging: comparison of diffusion- and T2-weighted MR imaging

Ahmed El-Assmy, Mohamed E. Abou-El-Ghar, Ahmed Mosbah, Ahmed R. El-Nahas, Huda F. Refaie, Ihab A. Hekal, Tarek El-Diasty, El Housseiny Ibrahiem

Journal:

European Radiology

Year:

2009

Language:

english

File:

PDF, 296 KB

english, 2009

50

AM1 and PM3 Calculations on the Effect of Substituents on the Stabilities of Carbocations in the Gas Phase and in Solution

El-Nahas, Ahmed Mahmoud, Clark, Timothy

Journal:

Journal of Organic Chemistry

Year:

1995

Language:

english

File:

PDF, 628 KB

english, 1995

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