• 13615 Citations
  • 61 h-Index
1987 …2018
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Research Output 1987 2018

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Review article
2017
7 Citations

Gadolinium Retention and Toxicity—An Update

Ramalho, M., Ramalho, J., Burke, L. M. & Semelka, R. C., May 1 2017, In : Advances in Chronic Kidney Disease. 24, 3, p. 138-146 9 p.

Research output: Contribution to journalReview article

Gadolinium
Nephrogenic Fibrosing Dermopathy
Contrast Media
Brain
Signs and Symptoms
4 Citations

Ressonância magnética do fígado cirrótico: Diagnóstico de carcinoma hepatocelular e avaliação da resposta ao tratamento –Parte 1

Ramalho, M., Matos, A. P., Alobaidy, M., Velloni, F., Altun, E. & Semelka, R. C., Jan 1 2017, In : Radiologia Brasileira. 50, 1, p. 38-47 10 p.

Research output: Contribution to journalReview article

Liver Cirrhosis
Hepatocellular Carcinoma
Magnetic Resonance Imaging
Liver
Liver Diseases
3 Citations

Ressonância magnética do fígado cirrótico: Diagnóstico de carcinoma hepatocelular e avaliação da resposta ao tratamento – Parte 2

Ramalho, M., Matos, A. P., Alobaidy, M., Velloni, F., Altun, E. & Semelka, R. C., Jan 1 2017, In : Radiologia Brasileira. 50, 2, p. 115-125 11 p.

Research output: Contribution to journalReview article

Image Enhancement
Liver Cirrhosis
Contrast Media
Hepatocellular Carcinoma
Magnetic Resonance Imaging
2016
90 Citations

Gadolinium-based contrast agent accumulation and toxicity: An update

Ramalho, J., Semelka, R. C., Ramalho, M., Nunes, R. H., AlObaidy, M. & Castillo, M., Jul 1 2016, In : American Journal of Neuroradiology. 37, 7, p. 1192-1198 7 p.

Research output: Contribution to journalReview article

Gadolinium
Contrast Media
Nephrogenic Fibrosing Dermopathy
Renal Insufficiency
Kidney
25 Citations

Gadolinium Deposition in Humans: When Did We Learn That Gadolinium Was Deposited in Vivo?

Huckle, J. E., Altun, E., Jay, M. & Semelka, R. C., Apr 1 2016, In : Investigative Radiology. 51, 4, p. 236-240 5 p.

Research output: Contribution to journalReview article

Gadolinium
Contrast Media
Animal Models
Kidney
Cerebellar Nuclei
22 Citations

Gadolinium in humans: A family of disorders

Semelka, R. C., Ramalho, M., AlObaidy, M. & Ramalho, J., Aug 1 2016, In : American Journal of Roentgenology. 207, 2, p. 229-233 5 p.

Research output: Contribution to journalReview article

Gadolinium
Nephrogenic Fibrosing Dermopathy
Kidney
Health
Brain

Radiologist Incomes: A Global Perspective

Ramalho, M., AlObaidy, M., Reinhold, C., Vogl, T., Breen, D., Leiner, T. & Semelka, R. C., Nov 1 2016, In : Current Radiology Reports. 4, 11, 58

Research output: Contribution to journalReview article

Salaries and Fringe Benefits
Radiology
Gross Domestic Product
Motivation
Economics

Radiologist Incomes: A Global Perspective

Ramalho, M., AlObaidy, M., Reinhold, C., Vogl, T., Breen, D., Leiner, T. & Semelka, R. C., Nov 1 2016, In : Current Radiology Reports. 4, 11, 58

Research output: Contribution to journalReview article

Radiology
Gross Domestic Product
Salaries and Fringe Benefits
Motivation
Economics
2015
3 Citations

An overview of imaging techniques for liver metastases management

Matos, A. P., Altun, E., Ramalho, M., Velloni, F., AlObaidy, M. & Semelka, R. C., Sep 25 2015, In : Expert Review of Gastroenterology and Hepatology. 9, 12, p. 1561-1576 16 p.

Research output: Contribution to journalReview article

Neoplasm Metastasis
Liver
Ultrasonography
Tomography
Therapeutics
13 Citations

Focal liver lesions: Practical magnetic resonance imaging approach

Matos, A. P., Velloni, F., Ramalho, M., Alobaidy, M., Rajapaksha, A. & Semelka, R. C., Jan 1 2015, In : World Journal of Hepatology. 7, 16, p. 1987-2008 22 p.

Research output: Contribution to journalReview article

Magnetic Resonance Imaging
Liver
Contrast Media
Ionizing Radiation
Hepatocytes
2014
7 Citations

Body MR Imaging. Fast, efficient, and comprehensive

Kim, B. S., Angthong, W., Jeon, Y. H. & Semelka, R. C., Jan 1 2014, In : Radiologic Clinics of North America. 52, 4, p. 623-636 14 p.

Research output: Contribution to journalReview article

Magnetic Resonance Imaging
Abdomen
Magnetic Resonance Spectroscopy
caN protocol
2 Citations

Dealing with vascular conundrums with MR imaging

Angthong, W. & Semelka, R. C., Jan 1 2014, In : Radiologic Clinics of North America. 52, 4, p. 861-882 22 p.

Research output: Contribution to journalReview article

Blood Vessels
Magnetic Resonance Imaging
Vascular Diseases
Thorax
16 Citations

Magnetic resonance imaging of pancreatitis: An update

Manikkavasakar, S., AlObaidy, M., Busireddy, K. K., Ramalho, M., Nilmini, V., Alagiyawanna, M. & Semelka, R. C., Oct 28 2014, In : World Journal of Gastroenterology. 20, 40, p. 14760-14777 18 p.

Research output: Contribution to journalReview article

Chronic Pancreatitis
Pancreatitis
Magnetic Resonance Imaging
Contrast Media
Adenocarcinoma
2012
9 Citations

A Ressonância magnética na doença de Crohn do intestino delgado

Ramalho, M., Herédia, V., Cardoso, C., Matos, A. P., Palas, J., De Freitas, J. & Semelka, R. C., 2012, In : Acta Medica Portuguesa. 25, 4, p. 231-240 10 p.

Research output: Contribution to journalReview article

Crohn Disease
Magnetic Resonance Imaging
Multidetector Computed Tomography
Patient Safety
Ionizing Radiation
25 Citations
Health Care Reform
Diagnostic Imaging
Radiology
Tomography
Patient Harm
40 Citations

The information imperative: Is it time for an informed consent process explaining the risks of medical radiation?

Semelka, R. C., Armao, D. M., Elias, J. & Picano, E., Jan 2012, In : Radiology. 262, 1, p. 15-18 4 p.

Research output: Contribution to journalReview article

Radiation-Induced Neoplasms
Radiation Dosage
Physician-Patient Relations
Diagnostic Imaging
Ionizing Radiation
2011
17 Citations

Hepatic tumor response evaluation by MRI

Lee, C. H., Braga, L., de Campos, R. O. P. & Semelka, R. C., Jul 1 2011, In : NMR in Biomedicine. 24, 6, p. 721-733 13 p.

Research output: Contribution to journalReview article

Magnetic resonance imaging
Tumors
Liver
Biomarkers
Imaging techniques
2010
4 Citations

Pediatric body MR imaging: Our approach

Vu, T. L., Qureshi, W., Turan, N., Yonkers, S., Stallings, C. & Semelka, R. C. Apr 2010 In : Applied Radiology. 39, 4, p. 8-19 12 p.

Research output: Contribution to journalReview article

Pediatrics
2009
30 Citations

Nephrogenic Systemic Fibrosis and Management of High-risk Patients

Altun, E., Semelka, R. C. & Cakit, C., Jul 2009, In : Academic Radiology. 16, 7, p. 897-905 9 p.

Research output: Contribution to journalReview article

Nephrogenic Fibrosing Dermopathy
Risk Management
Contrast Media
Kidney
Gadolinium
2008

MRI evaluation of treatment response for local therapies for malignant liver lesions

Leonardou, P., Kierans, S., Braga, L., Elazzazzi, M. & Semelka, R. C., 2008, In : Current Cancer Therapy Reviews. 4, 4, p. 285-293 9 p.

Research output: Contribution to journalReview article

Liver
Laser Coagulation
Cryotherapy
Laser Therapy
Therapeutics
2007
143 Citations

Imaging strategies to reduce the risk of radiation in CT studies, including selective substitution with MRI

Semelka, R. C., Armao, D. M., Elias, J. & Huda, W., May 1 2007, In : Journal of Magnetic Resonance Imaging. 25, 5, p. 900-909 10 p.

Research output: Contribution to journalReview article

Tomography
Radiation
Patient Safety
Neoplasms
Nuclear Weapons
53 Citations

Liver MR Imaging: 1.5T versus 3T

Ramalho, M., Altun, E., Herédia, V., Zapparoli, M. & Semelka, R., Aug 1 2007, In : Magnetic Resonance Imaging Clinics of North America. 15, 3, p. 321-347 27 p.

Research output: Contribution to journalReview article

Artifacts
Liver
Research
1 Citations

Magnetic resonance imaging of the liver: A review

Herédia, V., Altun, E., Ramalho, M. & Semelka, R. C., Oct 1 2007, In : Expert Opinion on Medical Diagnostics. 1, 2, p. 213-223 11 p.

Research output: Contribution to journalReview article

Liver
Magnetic resonance imaging
Magnetic Resonance Imaging
Imaging techniques
Magnetic resonance
2006
46 Citations

Emerging techniques: Whole-body screening and staging with MRI

Lauenstein, T. C. & Semelka, R. C., Sep 2006, In : Journal of Magnetic Resonance Imaging. 24, 3, p. 489-498 10 p.

Research output: Contribution to journalReview article

Whole Body Imaging
Neoplasm Staging
Body Image
Vascular Diseases
Radiography

Future Directions in MR Imaging of the Female Pelvis

Brown, M. A., Martin, D. R. & Semelka, R. C., Nov 1 2006, In : Magnetic Resonance Imaging Clinics of North America. 14, 4, p. 431-437 7 p.

Research output: Contribution to journalReview article

Pelvis
Contrast Media
Magnetic Resonance Spectroscopy
Technology
Direction compound
27 Citations

Magnetic resonance imaging of the liver: How I do it

Semelka, R. C., Martin, D. R. & Balci, N. C., 2006, In : Journal of Gastroenterology and Hepatology (Australia). 21, 4, p. 632-637 6 p.

Research output: Contribution to journalReview article

Magnetic Resonance Imaging
Liver
4 Citations

MR Imaging Evaluation of the Adnexa

Huertas, C. P., Brown, M. A. & Semelka, R. C., Nov 1 2006, In : Magnetic resonance imaging clinics of North America. 14, 4, p. 471-487 17 p.

Research output: Contribution to journalReview article

Adnexal Diseases
Fibroma
Teratoma
Endometriosis
Cysts
2005
59 Citations

Contrast agents for MR imaging of the liver

Balci, N. C. & Semelka, R. C., Sep 1 2005, In : Radiologic Clinics of North America. 43, 5 SPEC. ISS., p. 887-898 12 p.

Research output: Contribution to journalReview article

Contrast Media
Liver
Hepatocytes
Organ Specificity
Kupffer Cells
9 Citations

Focal lesions in normal liver

Semelka, R. C., Martin, D. R. & Cem Balci, N., 2005, In : Journal of Gastroenterology and Hepatology (Australia). 20, 10, p. 1478-1487 10 p.

Research output: Contribution to journalReview article

Liver
Liver Diseases
Magnetic Resonance Imaging
Safety
9 Citations

Future directions in body magnetic resonance imaging

Hyslop, W. B. & Semelka, R. C. Feb 1 2005 In : Topics in Magnetic Resonance Imaging. 16, 1, p. 3-14 12 p.

Research output: Contribution to journalReview article

Contrast Media
Magnetic Resonance Imaging
Molecular Imaging
Research
Direction compound
17 Citations

Future horizons in MR imaging

Hyslop, W. B., Balci, N. C. & Semelka, R. C., May 1 2005, In : Magnetic Resonance Imaging Clinics of North America. 13, 2, p. 211-224 14 p.

Research output: Contribution to journalReview article

Research
Molecular Imaging
Spiral Computed Tomography
Liver
Contrast Media
56 Citations

Hepatic imaging: Comparison of modalities

Hussain, S. M. & Semelka, R. C., Sep 1 2005, In : Radiologic Clinics of North America. 43, 5 SPEC. ISS., p. 929-947 19 p.

Research output: Contribution to journalReview article

Liver
ROC Curve
Area Under Curve
Sensitivity and Specificity
Neoplasms
10 Citations

Hepatic nodules in liver transplantation candidates: MR imaging and underlying hepatic disease

Mastropasqua, M., Braga, L., Kanematsu, M., Vaidean, G., Shrestha, R., Leonardou, P., Firat, Z., Woosley, J. T. & Semelka, R. C., May 1 2005, In : Magnetic Resonance Imaging. 23, 4, p. 557-562 6 p.

Research output: Contribution to journalReview article

transplantation
nodules
hepatitis
Viruses
liver
20 Citations

Liver masses

Hussain, S. M. & Semelka, R. C., May 1 2005, In : Magnetic Resonance Imaging Clinics of North America. 13, 2, p. 255-275 21 p.

Research output: Contribution to journalReview article

Disease Management
Health Care Costs
Contrast Media
Liver
28 Citations

Magnetic resonance evaluation of pregnant patients with acute abdominal pain

Brown, M. A., Birchard, K. R. & Semelka, R. C., Aug 1 2005, In : Seminars in Ultrasound, CT and MRI. 26, 4, p. 206-211 6 p.

Research output: Contribution to journalReview article

Acute Pain
Ionizing Radiation
Abdominal Pain
Magnetic Resonance Spectroscopy
Magnetic Resonance Imaging
10 Citations

Magnetic resonance imaging and expression of vascular endothelial growth factor in hepatocellular nodules in cirrhosis and hepatocellular carcinomas

Kanematsu, M., Semelka, R. C., Osada, S. & Amaoka, N., Feb 1 2005, In : Topics in Magnetic Resonance Imaging. 16, 1, p. 67-75 9 p.

Research output: Contribution to journalReview article

Vascular Endothelial Growth Factor A
Hepatocellular Carcinoma
Fibrosis
Magnetic Resonance Imaging
Liver
10 Citations

Magnetic resonance imaging features of focal liver lesions after intervention

Braga, L. & Semelka, R. C., Feb 1 2005, In : Topics in Magnetic Resonance Imaging. 16, 1, p. 99-106 8 p.

Research output: Contribution to journalReview article

Magnetic Resonance Imaging
Liver
Gadolinium
Residual Neoplasm
Liver Transplantation
31 Citations

Magnetic resonance imaging of the gastrointestinal tract

Martin, D. R., Danrad, R., Herrmann, K., Semelka, R. C. & Hussain, S. M., Feb 1 2005, In : Topics in Magnetic Resonance Imaging. 16, 1, p. 77-98 22 p.

Research output: Contribution to journalReview article

Gastrointestinal Tract
Fats
Magnetic Resonance Imaging
Gadolinium
Inflammatory Bowel Diseases
38 Citations

Magnetic resonance imaging of the liver: Review of techniques and approach to common diseases

Martin, D. R. & Semelka, R. C., Jun 1 2005, In : Seminars in Ultrasound, CT and MRI. 26, 3, p. 116-131 16 p.

Research output: Contribution to journalReview article

Gadolinium
Magnetic Resonance Imaging
Liver
Hepatitis
Fibrosis
22 Citations

MR imaging findings in autoimmune hepatitis: Correlation with clinical staging

Bilaj, F., Hyslop, W. B., Rivero, H., Firat, Z., Vaidean, G., Shrestha, R., Woosley, J. T. & Semelka, R. C., Sep 2005, In : Radiology. 236, 3, p. 896-902 7 p.

Research output: Contribution to journalReview article

Autoimmune Hepatitis
Fibrosis
Magnetic Resonance Imaging
End Stage Liver Disease
Health Insurance Portability and Accountability Act
82 Citations

MR imaging of the pancreas

Pamuklar, E. & Semelka, R. C., May 2005, In : Magnetic Resonance Imaging Clinics of North America. 13, 2, p. 313-330 18 p.

Research output: Contribution to journalReview article

Islet Cell Adenoma
Chronic Pancreatitis
Pancreas
Pancreatic Neoplasms
Iodine
17 Citations

Pre-, peri-, and posttreatment imaging of liver lesions

Braga, L., Guller, U. & Semelka, R. C., Sep 1 2005, In : Radiologic Clinics of North America. 43, 5 SPEC. ISS., p. 915-927 13 p.

Research output: Contribution to journalReview article

Liver
Patient Safety
9 Citations

Whole-body magnetic resonance imaging

Lauenstein, T. C. & Semelka, R. C., Feb 2005, In : Topics in Magnetic Resonance Imaging. 16, 1, p. 15-20 6 p.

Research output: Contribution to journalReview article

Whole Body Imaging
Magnetic Resonance Imaging
Tomography
2004
44 Citations

Abdominal imaging studies: Comparison of diagnostic accuracies resulting from ultrasound, computed tomography, and magnetic resonance imaging in the same individual

Noone, T. C., Semelka, R. C., Chaney, D. M. & Reinhold, C., Jan 1 2004, In : Magnetic Resonance Imaging. 22, 1, p. 19-24 6 p.

Research output: Contribution to journalReview article

Magnetic resonance
Tomography
Ultrasonics
Magnetic Resonance Imaging
Imaging techniques
10 Citations

Cavernous hemangiomas in patients with chronic liver disease: MR imaging findings

Mastropasqua, M., Kanematsu, M., Leonardou, P., Braga, L., Woosley, J. T. & Semelka, R. C., Jan 1 2004, In : Magnetic Resonance Imaging. 22, 1, p. 15-18 4 p.

Research output: Contribution to journalReview article

Cavernous Hemangioma
Liver
Liver Diseases
Chronic Disease
Imaging techniques
35 Citations

Modern hepatic imaging

Braga, L., Guller, U. & Semelka, R. C., Apr 1 2004, In : Surgical Clinics of North America. 84, 2, p. 375-400 26 p.

Research output: Contribution to journalReview article

Liver
Liver Transplantation
Pathology
Neoplasm Metastasis
2003
30 Citations

MR cholangiopancreatography

Motohara, T., Semelka, R. C. & Bader, T. R., Jan 1 2003, In : Radiologic Clinics of North America. 41, 1, p. 89-96 8 p.

Research output: Contribution to journalReview article

Endoscopic Retrograde Cholangiopancreatography
Biliary Tract Surgical Procedures
Digestive System Surgical Procedures
Pancreatic Diseases
Biliary Tract
11 Citations

MR imaging of diffuse liver disease

Danet, I. M., Semelka, R. C. & Braga, L., Jan 2003, In : Radiologic Clinics of North America. 41, 1, p. 67-87 21 p.

Research output: Contribution to journalReview article

Liver Diseases
2002
27 Citations

Imaging the fatty liver

Venkataraman, S., Braga, L. & Semelka, R. C., Jan 1 2002, In : Magnetic resonance imaging clinics of North America. 10, 1, p. 93-103 11 p.

Research output: Contribution to journalReview article

Fatty Liver
Fats
Magnetic Resonance Imaging
Liver
30 Citations

MR imaging of benign hepatic tumors

Motohara, T., Semelka, R. C. & Nagase, L., Jan 1 2002, In : Magnetic Resonance Imaging Clinics of North America. 10, 1, p. 1-14 14 p.

Research output: Contribution to journalReview article

Liver
Neoplasms