Research Topics
| Z J WangSummaryAffiliation: University of California Country: USA Publications
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Detail Information
Publications
Blood oxygen level-dependent (BOLD) MRI of diabetic nephropathy: preliminary experienceZhen J Wang
Department of Radiology, University of California San Francisco, San Francisco, California, USA
J Magn Reson Imaging 33:655-60. 2011..To evaluate the blood oxygen level-dependent (BOLD) magnetic resonance imaging (MRI) findings in kidneys of patients with diabetic nephropathy...- Urinary oxygen tension measurement in humans using magnetic resonance imagingZhen J Wang
Department of Radiology, University of California San Francisco, Abdominal Imaging, San Francisco, CA 94143 0628, USA
Acad Radiol 15:1467-73. 2008..We sought to assess the feasibility of magnetic resonance (MR) quantification of urinary PO(2) in humans... - Renal cyst pseudoenhancement at multidetector CT: what are the effects of number of detectors and peak tube voltage?Zhen J Wang
Department of Radiology, University of California San Francisco, 505 Parnassus Ave, Box 0628, C 372C, San Francisco, CA 94143 0628, USA
Radiology 248:910-6. 2008..To determine the effect of the number of detectors and peak tube voltage on renal cyst pseudoenhancement in a phantom model... - MR imaging of ovarian tumors using folate-receptor-targeted contrast agentsZhen J Wang
Department of Radiology, University of California San Francisco, 505 Parnassus Ave, San Francisco, CA 94143 0628, USA
Pediatr Radiol 38:529-37. 2008..Because of its over-expression in many human tumors, the folate receptor (FR) is a promising target for tumor-specific imaging... - Brain metabolite levels assessed by lactate-edited MR spectroscopy in premature neonates with and without pentobarbital sedationZ J Wang
Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
AJNR Am J Neuroradiol 29:798-801. 2008..We investigated whether pentobarbital sedation has any effect on the ratios of spectral metabolites lactate, N-acetylaspartate, or choline in a group of premature neonates... 
Multidetector row CT urography: does supine or prone positioning produce better pelvecalyceal and ureteral opacification?Zhen J Wang
Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
Clin Imaging 33:369-73. 2009..To evaluate whether supine or prone positioning improves pelvicalyceal and ureteral opacification at multi-detector row computed tomographic (CT) urography...- Ectopic ureter associated with uterine didelphys and obstructed hemivagina: preoperative diagnosis by MRIZhen J Wang
Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
Pediatr Radiol 40:358-60. 2010..Accurate preoperative diagnosis of ectopic ureteral insertion associated with this syndrome is important for surgical planning... - Multi-detector row computed tomographic appearance of celiac gangliaZhen J Wang
Department of Radiology, University of California, San Francisco, San Francisco, CA 94143 0628, USA
J Comput Assist Tomogr 34:343-7. 2010..To assess the imaging features of celiac ganglia on multi-detector row computed tomography (MDCT)... - Positive enteric contrast material for abdominal and pelvic CT with automatic exposure control: what is the effect on patient radiation exposure?Zhen J Wang
Department of Radiology, University of California San Francisco, 505 Parnassus Avenue, San Francisco, CA 94143 0628, United States
Eur J Radiol 79:e58-62. 2011..To assess the effect of positive enteric contrast administration on automatic exposure control (AEC) CT radiation exposure in (1) a CT phantom, and (2) a retrospective review of patients... - Computed tomography findings in pseudothrombosis of the iliofemoral veinGaurav Desai
Department of Radiology, University of California, San Francisco, CA 94143 0628, USA
J Comput Assist Tomogr 34:146-8. 2010..Examination of axial and reformatted images may facilitate recognition and help avoid an erroneous diagnosis of deep venous thrombosis... - Visualization of renal medullary hyperattenuation at unenhanced CT: what is the effect of furosemide administration?Rahi Kumar
Department of Radiology, University of California San Francisco, 505 Parnassus Ave, Box 0628, C 372C, San Francisco, CA 94143 0628, USA
Radiology 255:495-500. 2010..To retrospectively investigate the effects of furosemide on the visualization of renal medullary hyperattenuation at unenhanced computed tomography (CT)... - Mucinous adenocarcinoma of the prostate: MRI and MR spectroscopy featuresAntonio C Westphalen
Department of Radiology, University of California, San Francisco, 505 Parnassus Ave, M 372, Box 0628, San Francisco, CA 94143 0628, USA
AJR Am J Roentgenol 193:W238-43. 2009..CONCLUSION: MRI and MR spectroscopy do not appear to provide the ability to reliably detect the lakes of extracellular mucin seen in mucinous adenocarcinoma of the prostate... - The equivocal appendix at CT: prevalence in a control populationEmily M Webb
Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
Emerg Radiol 17:57-61. 2010..While appendicitis could undoubtedly occur in an isodense appendix between 6 and 10 mm in diameter, such an appearance can occur in up to 6.6% of the normal population... - Magnetic resonance imaging of massive ovarian edema in pregnancyFergus V Coakley
Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
J Comput Assist Tomogr 34:865-7. 2010..These findings support the concept that massive ovarian edema in pregnancy reflects chronic partial ovarian torsion... - The characterization of small hypoattenuating renal masses on contrast-enhanced CTNeesha S Patel
Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
Clin Imaging 33:295-300. 2009..To determine if small hypoattenuating renal masses can be characterized as simple cysts or renal cell carcinomas on contrast-enhanced computed tomography (CT)... - Dual-energy and low-kVp CT in the abdomenBenjamin M Yeh
Department of Radiology and Biomedical Imaging, University of California, San Francisco, Box 0628, M 372, 505 Parnassus Ave, San Francisco, CA 94143 0628, USA
AJR Am J Roentgenol 193:47-54. 2009..Further clinical research and technique refinement will be needed as the usage of these exciting technologies spreads... - Delayed enhancement of ascites after i.v. contrast material administration at CT: time course and clinical correlationNancy Benedetti
Department of Radiology and Biomedical Imaging, University of California at San Francisco, Box 0628, M 372, 505 Parnassus Ave, San Francisco, CA 94143 0628, USA
AJR Am J Roentgenol 193:732-7. 2009..The objective of our study was to determine the prevalence and clinical predictors of delayed contrast enhancement of ascites... 
Magnetic resonance imaging measurement of volume magnetic susceptibility using a boundary conditionZ J Wang
Department of Radiology, The Children s Hospital of Philadelphia, Philadelphia, Pennsylvania 19104, USA
J Magn Reson 140:477-81. 1999..This method is demonstrated by solution phantom experiments...- CT and MR imaging of pericardial diseaseZhen J Wang
Department of Radiology, Box 0628, University of California, San Francisco, 505 Parnassus Ave, San Francisco, CA 94143-0628, USA
Radiographics 23:S167-80. 2003..Given the many potential applications of these modalities in the evaluation of pericardial diseases, familiarity with the CT and MR imaging features of these diseases is important... - Computed tomography findings mimicking appendicitis as a manifestation of colorectal cancerRichard E Watchorn
Department of Radiology, University of California, 505 Parnassus Avenue, San Francisco, CA 94143 0628, USA
Clin Imaging 33:430-2. 2009..This study highlights the need to closely examine the ascending colon in patients with a suspected CT diagnosis of acute appendicitis, since these findings may be secondary to an inconspicuous colorectal carcinoma... - Is assessing renal oxygenation by using blood oxygen level-dependent MR imaging a clinical reality?Zhen J Wang
Department of Radiology, University of California San Francisco, Box 0628, M372, 505 Parnassus Ave, San Francisco, CA 94143 0628, USA
Radiology 247:595-6. 2008 - MR spectroscopy in pediatric neuroradiologyJ V Hunter
Department of Radiology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania19104, USA
Magn Reson Imaging Clin N Am 9:165-89, ix. 2001..With the introduction of gene therapy and other new interventions, a noninvasive tool such as MR spectroscopy may prove to be invaluable... - Proton magnetic resonance spectroscopy of brain metabolites in galactosemiaZ J Wang
Department of Radiology, The Children s Hospital of Philadelphia, PA 19104, USA
Ann Neurol 50:266-9. 2001..The results demonstrate that a markedly elevated brain galactitol level may be present only in newborn infants with galactosemia who exhibit massive urinary galactitol excretion... - Imaging malignant and apparent malignant transformation of benign gynaecological diseaseA Y Lee
Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
Clin Radiol 65:1031-7. 2010..The aim of this review is to provide a contemporary overview of imaging findings in malignant and apparent malignant transformation of benign gynaecological disease... - Living donor candidates for right hepatic lobe transplantation: evaluation at CT cholangiography--initial experienceZhen J Wang
Department of Radiology, University of California San Francisco, Box 0628, C-324C, 505 Parnassus Ave, San Francisco, CA 94143-0628, USA
Radiology 235:899-904. 2005.... - 18F-FDG PET/CT of transitional cell carcinomaVivek V Patil
Department of Radiology, University of California San Francisco, San Francisco, CA 94143 0628, USA
AJR Am J Roentgenol 193:W497-504. 2009..PET/CT may also be helpful in the detection of disease outside the bladder at nodal or more distant sites and in the assessment of recurrent disease... - CT and MRI of hepatic pseudotumor in long-standing biliary atresiaZhen J Wang
Department of Radiology, University of California at San Francisco, 94143-0628, USA
J Comput Assist Tomogr 26:444-7. 2002..The CT, MR, and pathologic appearances are described. Accurate radiologic identification of this entity is important for appropriate clinical management... - Concordance of second-order portal venous and biliary tract anatomies on MDCT angiography and MDCT cholangiographyJames S Chen
Abdominal Imaging, Department of Radiology, University of California, San Francisco, Box 0628, C 324C, 505 Parnassus Ave, San Francisco, CA 94143 0628, USA
AJR Am J Roentgenol 184:70-4. 2005..We sought to investigate the concordance between second-order portal venous and biliary tract anatomies using MDCT angiography and MDCT cholangiography... - Chyluria associated with radiofrequency ablation of renal cell carcinomaJohn Schneider
Department of Radiology, University of California, San Francisco, San Francisco, CA, USA
J Comput Assist Tomogr 34:210-2. 2010..We report 2 cases of chyluria in patients after radiofrequency ablation of renal cell carcinoma diagnosed on surveillance computed tomography... - Radiologic mimics of cirrhosisPriyanka Jha
Department of Radiology, University of California, San Francisco, 505 Parnassus Ave, Box 0628, M 372, San Francisco, CA 94143 0628, USA
AJR Am J Roentgenol 194:993-9. 2010.... - Malignant pleural mesothelioma: evaluation with CT, MR imaging, and PETZhen J Wang
Department of Radiology, Box 0628, University of California, San Francisco, 505 Parnassus Ave, San Francisco, CA 94143, USA
Radiographics 24:105-19. 2004..Each imaging modality has its advantages and limitations, but their combined use is crucial in determining the most appropriate treatment options for patients with MPM... - Physiology of renal medullary tip hyperattenuation at unenhanced CT: urinary specific gravity and the NaCl concentration gradientChristopher T Hsu
Department of Radiology, University of California San Francisco, 505 Parnassus Ave, Box 0628, C 324C, San Francisco, CA 94143 0628, USA
Radiology 247:147-53. 2008..To retrospectively investigate the physiology of renal medullary tip hyperattenuation at unenhanced computed tomography (CT)... - Timing bolus dynamic contrast-enhanced (DCE) MRI assessment of hepatic perfusion: Initial experienceSimon Baxter
Department of Radiology, University of California, San Francisco, San Francisco, California, USA
J Magn Reson Imaging 29:1317-22. 2009..To assess whether dynamic contrast-enhanced (DCE) MRI timing bolus data from routine clinical examinations can be postprocessed to obtain hepatic perfusion parameters for diagnosing cirrhosis...