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  1. Article ; Online: Extramedullary Hematopoiesis: A Forgotten Diagnosis and a Great Mimicker of Malignancy.

    Fouladi, Daniel Fadaei / Fishman, Elliot K / Kawamoto, Satomi

    Journal of computer assisted tomography

    2023  Volume 47, Issue 3, Page(s) 445–452

    Abstract: Abstract: Radiology errors have been reported in up to 30% of cases when patients have abnormal imaging findings. Although more than half of errors are failures to detect critical findings, over 40% of errors are when findings are recognized but the ... ...

    Abstract Abstract: Radiology errors have been reported in up to 30% of cases when patients have abnormal imaging findings. Although more than half of errors are failures to detect critical findings, over 40% of errors are when findings are recognized but the correct diagnosis or interpretation is not made. One common source of error is when imaging findings from one process simulate imaging findings from another process but the correct diagnosis is not made. This can result in additional imaging studies, unnecessary biopsies, or surgery. Extramedullary hematopoiesis is one of those uncommon disease processes that can produce many imaging findings that may lead to misdiagnosis. The objective of this article is to review the common and uncommon imaging features of extramedullary hematopoiesis while presenting a series of interesting relevant illustrative cases with emphasis on CT.
    MeSH term(s) Humans ; Diagnosis, Differential ; Diagnostic Imaging ; Hematopoiesis, Extramedullary ; Neoplasms
    Language English
    Publishing date 2023-01-14
    Publishing country United States
    Document type Journal Article ; Review
    ZDB-ID 80392-3
    ISSN 1532-3145 ; 0363-8715
    ISSN (online) 1532-3145
    ISSN 0363-8715
    DOI 10.1097/RCT.0000000000001428
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article: Ectopic Cushing syndrome caused by a pancreatic neuroendocrine tumor: A case report.

    Shayesteh, Shahab / Fouladi, Daniel Fadaei / Fishman, Elliot K / Kawamoto, Satomi

    Radiology case reports

    2020  Volume 15, Issue 7, Page(s) 1014–1017

    Abstract: Cushing syndrome is a disorder that occurs when the body is exposed to a higher than normal level of the hormone cortisol. It is most commonly caused by exogenous glucocorticoids, and less commonly due to endogenous sources. Ectopic adrenocorticotropic ... ...

    Abstract Cushing syndrome is a disorder that occurs when the body is exposed to a higher than normal level of the hormone cortisol. It is most commonly caused by exogenous glucocorticoids, and less commonly due to endogenous sources. Ectopic adrenocorticotropic hormone (ACTH) syndrome is one of the rare causes of endogenous Cushing syndrome engendered by oversecretion of ACTH from a tumor outside of the pituitary or adrenal glands. We present a case of a 74-year-old male with uncontrolled type 2 diabetes mellitus who was suspected of having Cushing syndrome on chest CT due to increasing mediastinal lipomatosis and enlarging bilateral adrenal glands. Cushing syndrome was confirmed based on clinical features and biochemical tests. Further investigation revealed an ACTH-producing functional neuroendocrine tumor of the pancreas causing ectopic Cushing syndrome.
    Language English
    Publishing date 2020-05-26
    Publishing country Netherlands
    Document type Case Reports
    ZDB-ID 2406300-9
    ISSN 1930-0433
    ISSN 1930-0433
    DOI 10.1016/j.radcr.2020.04.009
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Uterine artery pseudoaneurysm following cesarean section; a case report.

    Shayesteh, Shahab / Fouladi, Daniel Fadaei / Chu, Linda C / Fishman, Elliot K

    Radiology case reports

    2020  Volume 15, Issue 5, Page(s) 633–636

    Abstract: Uterine artery pseudoaneurysm is an uncommon cause of vaginal bleeding that can occur after cesarean, hysterectomy, myomectomy, uncomplicated vaginal delivery, as well as gynecologic surgery. A 29-year-old woman (G4P1122) who underwent stat cesarean ... ...

    Abstract Uterine artery pseudoaneurysm is an uncommon cause of vaginal bleeding that can occur after cesarean, hysterectomy, myomectomy, uncomplicated vaginal delivery, as well as gynecologic surgery. A 29-year-old woman (G4P1122) who underwent stat cesarean section and intrauterine device placement was found to have a 1.6-cm left uterine artery pseudoaneurysm on follow-up ultrasound. The patient presented to interventional radiology for angiography and uterine artery embolization to minimize the risk of spontaneous hemorrhage. This is the rare reported case, to our knowledge, of a uterine artery pseudoaneurysm associated with a recent cesarean section. Computed tomography angiogram, with multiplanar and maximal intensity projection images, can optimally display the pseudoaneurysm and the feeding vessel, which can provide valuable information for image-guided catheter embolization.
    Language English
    Publishing date 2020-03-26
    Publishing country Netherlands
    Document type Case Reports
    ZDB-ID 2406300-9
    ISSN 1930-0433
    ISSN 1930-0433
    DOI 10.1016/j.radcr.2020.02.032
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Accuracy of ultrasonography in detecting gastrointestinal tract obstructions in children; a prospective study in a tertiary referral hospital.

    Hajalioghli, Parisa / Aslanabadi, Saeid / Vafaei Aghdam, Mostafa / Fouladi, Daniel Fadaei

    Medical ultrasonography

    2020  Volume 22, Issue 2, Page(s) 139–144

    Abstract: Aims: To examine the diagnostic accuracy of plain radiography, abdominal ultrasonography (US), and their combination in pediatric patients with suspected gastrointestinal (GI) tract obstruction.: Material and methods: A cohort of 48 patients (age, 0- ... ...

    Abstract Aims: To examine the diagnostic accuracy of plain radiography, abdominal ultrasonography (US), and their combination in pediatric patients with suspected gastrointestinal (GI) tract obstruction.
    Material and methods: A cohort of 48 patients (age, 0-14 years, 27 boys) with clinical manifestations of GI tract obstruction underwent plain radiography and abdominal US examination. The final diagnoses were based on intraoperative findings, rectal biopsies (in Hirschsprung's disease), or adequate follow-ups.
    Results: The GI tract obstruction was diagnosed in 40 patients. The sensitivity, specificity, positive predictive value and negative predictive value of plain radiography in diagnosing GI tract obstruction were 87.5%, 75.0%, 94.6%, and 54.6%, respectively. The corresponding values were 95%, 100%, 100%, and 80%, respectively when US was used alone; and 97.5%, 100%, 100% and 88.9%, respectively when radiography and US were used together. Except for two patients (one with Hirschsprung's disease and the other with massive peritonitis), US detected the underlying causes of obstruction correctly in all patients.
    Conclusions: US is a highly sensitive and specific modality in diagnosing pediatric GI tract obstructions, as well as their causes. The combination of plain radiography and US further increase the diagnostic sensitivity and negative predictive value.
    MeSH term(s) Adolescent ; Child ; Child, Preschool ; Female ; Gastrointestinal Tract/diagnostic imaging ; Humans ; Infant ; Infant, Newborn ; Intestinal Obstruction/diagnostic imaging ; Male ; Prospective Studies ; Radiography ; Reproducibility of Results ; Sensitivity and Specificity ; Tertiary Care Centers ; Ultrasonography/methods
    Language English
    Publishing date 2020-02-05
    Publishing country Romania
    Document type Journal Article
    ZDB-ID 2529606-1
    ISSN 2066-8643 ; 1844-4172
    ISSN (online) 2066-8643
    ISSN 1844-4172
    DOI 10.11152/mu-2109
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: CT imaging, classification, and complications of acute pancreatitis.

    Fung, Christopher / Svystun, Orysya / Fouladi, Daniel Fadaei / Kawamoto, Satomi

    Abdominal radiology (New York)

    2019  Volume 45, Issue 5, Page(s) 1243–1252

    Abstract: Acute pancreatitis is an increasingly common condition and can result in significant morbidity and mortality. Contrast enhanced computed tomography (CECT) is the primary initial imaging modality in the characterization of acute pancreatitis. In this ... ...

    Abstract Acute pancreatitis is an increasingly common condition and can result in significant morbidity and mortality. Contrast enhanced computed tomography (CECT) is the primary initial imaging modality in the characterization of acute pancreatitis. In this article, we provide sample CECT technical acquisition parameters for pancreatic imaging. We also review the classification systems for acute pancreatitis and give examples of common and uncommon complications of acute pancreatitis.
    MeSH term(s) Contrast Media ; Humans ; Pancreatitis/classification ; Pancreatitis/complications ; Pancreatitis/diagnostic imaging ; Tomography, X-Ray Computed/methods
    Chemical Substances Contrast Media
    Language English
    Publishing date 2019-09-26
    Publishing country United States
    Document type Journal Article ; Review
    ZDB-ID 2839786-1
    ISSN 2366-0058 ; 2366-004X
    ISSN (online) 2366-0058
    ISSN 2366-004X
    DOI 10.1007/s00261-019-02236-4
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article: Hepatic angiosarcoma in an adult who had Wilms tumor treated in childhood: A case report.

    Shayesteh, Shahab / Fouladi, Daniel Fadaei / Blanco, Alejandra / Fishman, Elliot K / Kawamoto, Satomi

    Radiology case reports

    2020  Volume 16, Issue 2, Page(s) 353–357

    Abstract: Hepatic angiosarcoma is a rare, highly aggressive mesenchymal liver malignancy with poor prognosis that stems from the endothelial cells that line the walls of blood or lymphatic vessels. It is the third most common primary liver malignancy and is most ... ...

    Abstract Hepatic angiosarcoma is a rare, highly aggressive mesenchymal liver malignancy with poor prognosis that stems from the endothelial cells that line the walls of blood or lymphatic vessels. It is the third most common primary liver malignancy and is most prevalent among older males. It is difficult to diagnose due to various clinical presentations from asymptomatic to abdominal pain, pleural effusion, and liver failure. The diagnosis of liver angiosarcoma is suspected on imaging features and confirmed by histopathological assessment. Primary management is determined based on the stage of tumor from surgery to palliative care such as chemotherapy or tumor transarterial embolization. We report a 51-year-old female who presented with stage 4 liver angiosarcoma and a history of childhood Wilms tumor. We focus on tumor management using radiological modalities and pathological analysis and discuss secondary liver tumors in survivors of childhood Wilms tumor.
    Language English
    Publishing date 2020-12-05
    Publishing country Netherlands
    Document type Case Reports
    ZDB-ID 2406300-9
    ISSN 1930-0433
    ISSN 1930-0433
    DOI 10.1016/j.radcr.2020.11.021
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article: Pancreatic cystic desmoid tumor following metastatic colon cancer surgery: A case report.

    Shayesteh, Shahab / Salimian, Kevan J / Fouladi, Daniel Fadaei / Blanco, Alejandra / Chu, Linda C / Fishman, Elliot K

    Radiology case reports

    2020  Volume 15, Issue 11, Page(s) 2063–2066

    Abstract: Desmoid tumors are rare, benign, and locally aggressive neoplasms that stem from connective tissue that have high rates of recurrence after surgery. Intra-abdominal desmoid-type fibromatosis can arise in 2 forms: sporadic or hereditary (associated with ... ...

    Abstract Desmoid tumors are rare, benign, and locally aggressive neoplasms that stem from connective tissue that have high rates of recurrence after surgery. Intra-abdominal desmoid-type fibromatosis can arise in 2 forms: sporadic or hereditary (associated with familial adenomatous polyposis and Gardner syndrome). The diagnosis of desmoid-type tumors is based on imaging modalities and histopathological examination. The primary treatment is resection surgery. We report a 64-year-old male with a distal pancreatic desmoid tumor. We focus on tumor management by the application of radiological modalities and pathological analysis.
    Language English
    Publishing date 2020-09-02
    Publishing country Netherlands
    Document type Case Reports
    ZDB-ID 2406300-9
    ISSN 1930-0433
    ISSN 1930-0433
    DOI 10.1016/j.radcr.2020.08.013
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article: Intra-abdominal lymphangioma: A case report.

    Shayesteh, Shahab / Salimian, Kevan J / Fouladi, Daniel Fadaei / Blanco, Alejandra / Fishman, Elliot K / Kawamoto, Satomi

    Radiology case reports

    2020  Volume 16, Issue 1, Page(s) 123–127

    Abstract: Lymphangioma is a rare, benign congenital malformation of the lymphatic system that usually affects the neck and head in children. Intra-abdominal lymphangioma accounts for less than 5 percent of all cases of lymphangioma. The clinical presentation of ... ...

    Abstract Lymphangioma is a rare, benign congenital malformation of the lymphatic system that usually affects the neck and head in children. Intra-abdominal lymphangioma accounts for less than 5 percent of all cases of lymphangioma. The clinical presentation of intra-abdominal lymphangioma can vary from asymptomatic to nausea, vomiting, and abdominal pain. The diagnosis of intra-abdominal lymphangioma is based on imaging modalities and histopathological examination. The definitive treatment is surgical resection. Here we describe the interesting and rare case of a 29-year-old woman with lymphangioma of the retroperitoneum extending to the root of the mesentery. We focus on the diagnosis and management of this rare tumor by the application of radiological modalities and pathological analysis.
    Language English
    Publishing date 2020-11-11
    Publishing country Netherlands
    Document type Case Reports
    ZDB-ID 2406300-9
    ISSN 1930-0433
    ISSN 1930-0433
    DOI 10.1016/j.radcr.2020.10.052
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  9. Article: Idiopathic recurrent acute pancreatitis in the context of pancreas divisum: A case report.

    Shayesteh, Shahab / Fouladi, Daniel Fadaei / Blanco, Alejandra / Fishman, Elliot K / Kawamoto, Satomi

    Radiology case reports

    2020  Volume 15, Issue 11, Page(s) 2255–2258

    Abstract: Recurrent acute pancreatitis is characterized by frequent episodes of inflammation in the pancreas. The most common causes are alcohol abuse and gallstones but approximately 30% of cases are defined as idiopathic because initial evaluation fails to ... ...

    Abstract Recurrent acute pancreatitis is characterized by frequent episodes of inflammation in the pancreas. The most common causes are alcohol abuse and gallstones but approximately 30% of cases are defined as idiopathic because initial evaluation fails to detect the etiology. In these patients, extensive laboratory and imaging evaluations usually lead to the uncovering of an occult biliary duct stone or sphincter of Oddi dysfunction as the main reason for frequent pancreatitis. We report a 42-year-old female with a longstanding history of acute recurrent pancreatitis in the setting of pancreas divisum due to its rarity. We focus on appropriate investigations by application of specialized laboratory and radiological modalities because determining the etiology is a crucial step in patient management.
    Language English
    Publishing date 2020-09-10
    Publishing country Netherlands
    Document type Case Reports
    ZDB-ID 2406300-9
    ISSN 1930-0433
    ISSN 1930-0433
    DOI 10.1016/j.radcr.2020.07.065
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  10. Article ; Online: Invasive Intraductal Papillary Mucinous Neoplasms: CT Features of Colloid Carcinoma Versus Tubular Adenocarcinoma of the Pancreas.

    Fouladi, Daniel Fadaei / Raman, Siva P / Hruban, Ralph H / Fishman, Elliot K / Kawamoto, Satomi

    AJR. American journal of roentgenology

    2020  Volume 214, Issue 5, Page(s) 1092–1100

    Abstract: OBJECTIVE. ...

    Abstract OBJECTIVE.
    MeSH term(s) Adenocarcinoma/diagnostic imaging ; Adenocarcinoma/pathology ; Adenocarcinoma, Mucinous/diagnostic imaging ; Adenocarcinoma, Mucinous/pathology ; Aged ; Carcinoma, Pancreatic Ductal/diagnostic imaging ; Carcinoma, Pancreatic Ductal/pathology ; Carcinoma, Papillary/diagnostic imaging ; Carcinoma, Papillary/pathology ; Diagnosis, Differential ; Female ; Humans ; Male ; Neoplasm Invasiveness/diagnostic imaging ; Neoplasm Invasiveness/pathology ; Pancreatic Neoplasms/diagnostic imaging ; Pancreatic Neoplasms/pathology ; Prognosis ; Tomography, X-Ray Computed/methods
    Language English
    Publishing date 2020-03-04
    Publishing country United States
    Document type Journal Article
    ZDB-ID 82076-3
    ISSN 1546-3141 ; 0361-803X ; 0092-5381
    ISSN (online) 1546-3141
    ISSN 0361-803X ; 0092-5381
    DOI 10.2214/AJR.19.21824
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