Search Results
Results 1 - 50 of 620
1 2 3 4 5 6 7 8 9 10 >
Abu-Zaid Ahmed A Alfaisal University College of Medicine, Riyadh, Saudi Arabia - - 2014
An otherwise healthy 23-year-old man presented with a 3-week history of difficulty swallowing solid food and associated vomiting. He reported no history of respiratory symptoms or weight loss. A barium-swallow examination showed substantial luminal narrowing of the distal esophagus (Panel A, arrows), and a focal mass effect could be seen ...
Tran-Dang My-Anh - - 2014
Inflammatory myofibroblastic tumour arising in the adrenal gland is exceptional. As far as we are aware, there have been only three previous reports in the literature. We report a fourth case. A 29-year-old Caucasian man presented with upper quadrant pain due to a 15cm heterogenous adrenal mass that displaced his ...
Wang YuLan - - 2014
We describe the location, size, histopathologic aspect and immunohistochemical expression of a rhabdomyomatous mesenchymal hamartoma, with the aim of providing useful information for its correct diagnosis. A 31-year-old Chinese man first presented 2 years previously with a solitary subcutaneous mass on the left side of his neck and under his ...
Scali Elena P EP Department of Radiology, University of British Columbia, 3350 - 950 West 10th Avenue, Vancouver, BC, V5Z 4E3, Canada, - - 2014
Primary retroperitoneal masses include a diverse, and often rare, group of neoplastic and non-neoplastic entities that arise within the retroperitoneum but do not originate from any retroperitoneal organ. Their overlapping appearances on cross-sectional imaging may pose a diagnostic challenge to the radiologist; familiarity with characteristic imaging features, together with relevant ...
Aykan Serdar S M.D., Department of Urology, Bagcilar Research and Training Hospital, - - 2014
Inflammatory myofibroblastic tumour (IMT) is a rare benign mesenchymal tumour. However, IMT may arise from a wide variety of tissues and is very rare in the elderly. IMT may mimic the mass in which it originates. Although IMT has been defined as uncertain behaviour, it is treated surgically. We present ...
Schnebelen Alicia M AM University of Arkansas for Medical Sciences, Department of Pathology, Little Rock, AR, - - 2014
Benign lymphangioendothelioma is a rare lesion of controversial etiology and a histopathologic mimic of Kaposi sarcoma and so-called "well-differentiated" angiosarcoma. Its most typical clinical presentation is as a slowly expanding, erythematous patch or plaque; it rarely presents as a large mass. We report the second case of a giant benign ...
Sayasneh Ahmad A Department of Cancer and Surgery, Imperial College London, Hammersmith Campus, London, - - 2014
Characterizing ovarian masses enables patients with malignancy to be appropriately triaged for treatment by subspecialist gynecological oncologists, which has been shown to optimize care and improve survival. Furthermore, correctly classifying benign masses facilitates the selection of patients with ovarian pathology that may either not require intervention, or be suitable for ...
Gov-Ari Eliav E Department of Otolaryngology - Head and Neck Surgery, University of Missouri - Columbia School of Medicine, United States. Electronic address: - - 2014
Describe the pre-operative diagnosis correlation of pediatric neck masses with the final post-operative pathology reading. Evaluate if added imaging studies were associated with higher frequency of correct diagnosis. Retrospective case series review. Tertiary Academic Medical Center. Data was collected from 281 pediatric patients with an undiagnosed neck mass that underwent ...
Baltzer Pascal A T PA Department of Biomedical Imaging and Imge-guided Therapy, Medical University of Vienna, Währinger Gürtel 18-20, 1090 Vienna, Austria. Electronic address: - - 2014
To evaluate the influence of lesion type (mass versus non-mass) and reader experience on the diagnostic performance of breast MRI (BMRI) in a non-screening setting. Consecutive patients (mean age, 55±12 years) with breast lesions that were verified by biopsy or surgery, and who had had BMRI as part of their ...
Ikeda Atsushi A Heart Rhythm Institute, University of Oklahoma Health Sciences Center, Oklahoma City, - - 2014
-Electrode-tissue CF is believed to be a major factor in RF lesion size. The purpose of this study was to determine, in the beating canine heart, the relationship between contact force (CF) and radiofrequency (RF) lesion size and the accuracy of predicting CF and lesion size by measuring electrogram amplitude, ...
Furtado A R R AR Animal Health Trust, Lanwades Park, Kentford, Newmarket CB8 - - 2014
A 13-year-old male neutered Siberian husky crossbreed dog was presented with a 3-week history of haematuria and penile swelling. Clinical examination and computed tomography demonstrated a soft-tissue mass located at the base of the penis without signs of other primary tumours or metastasis. Clinicopathological findings revealed paraneoplastic hypercalcaemia. Fine-needle aspiration ...
Kim Suk Jung SJ Department of Radiology, Haeundae Paik Hospital, Inje University College of Medicine, Busan, Korea (S.J.K., K.H.L., O.H.K., J.H.R., G.B.C.); and Departments of Radiology (Y.M.P., S.J.L., H.J.C., H.W.J.) and Pathology (S.J.J.), Busan Paik Hospital, Inje University College of Medicine, Busan, - - 2014
The purpose of this study was to evaluate characteristic features of juvenile fibroadenoma of the breast on sonography. Our study included 34 juvenile fibroadenomas confirmed by surgical biopsy or sonographically guided 8-gauge vacuum-assisted biopsy in 23 patients (age range, 15-47 years; mean age, 25 years). Sonographic findings of the lesions ...
Mayerson Joel L - - 2014
Soft-tissue masses of the extremities are common entities encountered by nearly all providers of musculoskeletal patient care. Proper management of these lesions requires a specific process of evaluation. A detailed history and physical examination must be performed. Appropriate imaging studies must be obtained based on clinical indications. MRI is the ...
Kumral Tolgar Lütfi TL From the Departments of *Otorhinolaryngology-Head and Neck Surgery, and †Radiology, Okmeydani Training and Research Hospital, Istanbul, - - 2014
The objective of this study was to evaluate head and neck masses with real-time elastography to differentiate malignant masses. Between January 2011 and December 2012, a total of 51 patients with a palpable mass in the neck region were included in this study. Excisional histopathologic data were compared with elastographic ...
Cruz Inês I Hospital Garcia de Orta, Almada, Portugal. Electronic address: - - 2014
Intravenous leiomyomatosis is an unusual clinical condition characterized by histologically benign smooth muscle lesions extending from the uterus into pelvic and systemic veins and, more rarely, into the right cardiac chambers. We report the case of a 45-year-old woman who presented with a three-week history of dyspnea on exertion, shortness ...
DiDomenico Paul P Mallinckrodt Institute of Radiology, Washington University School of Medicine, 510 South Kingshighway Boulevard, St Louis, MO 63110, USA. Electronic address: - - 2014
Palpable soft tissue masses are common and are often referred for imaging evaluation. Ultrasonography is an attractive way to image these lesions because it is inexpensive, readily available, and does not rely on ionizing radiation. Ultrasonography can easily confirm the presence of a mass, differentiate solid from cystic lesions, define ...
Sommers Daniel D Department of Radiology, University of Utah School of Medicine, 50 North Medical Drive #1A071, Salt Lake City, UT 84132, USA. Electronic address: - - 2014
Sonography is the ideal modality for evaluation and characterization of a scrotal mass. Extratesticular masses are usually benign, whereas intratesticular masses are generally malignant until proved otherwise. However, it is important to recognize the benign intratesticular conditions, thus possibly preventing orchiectomy when unwarranted, while appreciating the more significant findings of ...
Sim Chae Hee CH Department of Obstetrics and Gynecology, Gangnam CHA Hospital, CHA University, Seoul, - - 2014
Leiomyomas are common benign uterine tumors. However, the incidence of vaginal myoma is very rare and may be confused with a variety of vaginal tumors. We report a case of 43-year-old nulligravida who presented with a protruding painful vaginal mass for 7 days. The mass had initially appeared 3 years ...
Wang Xiao-Hua XH Department of Radiology,Peking University Third Hospital,Beijing - - 2014
Objective To explore the value of multiple b-value diffusion-weighted imaging(DWI)for differentiation of benign and malignant pulmonary masses. Methods Thirty-eight patients were examined by routine sequences and DWI pulse sequence. DWI was acquired through a single-shot echo-planar imaging combined with a respiratory-triggered mode and parallel acquisition. Nine b values ranging from ...
Nakakita Baku B Department of Gynecology and Obstetrics, Kyoto University Graduate School of Medicine, Kyoto, - - 2014
A uterus-like mass is an extrauterine mass with a cavity lined by endometrial tissue and a smooth muscle layer resembling the uterine corpus. It is a rare condition of unknown histogenesis. Herein, we describe a case of clear cell carcinoma arising from a uterus-like mass located in the retroperitoneal space. ...
De Marchi Armanda A Department of Imaging, Azienda Ospedaliera Città della Salute e della Scienza, CTO Hospital, Via Zuretti 29, 10126 Torino, Italy. Electronic address: - - 2014
Musculoskeletal Soft Tissue Tumours (STT) are frequent heterogeneous lesions. Guidelines consider a mass larger than 5cm and deep with respect to the deep fascia potentially malignant. Contrast Enhanced Ultrasound (CEUS) can detect both vascularity and tumour neoangiogenesis. We hypothesised that perfusion patterns and vascularisation time could improve the accuracy of ...
Ha Richard R Department of Radiology, Columbia University Medical Center, New York, NY, - - 2014
The purpose of this study was to describe the breast ultrasonography (US) features and to investigate whether performing a core biopsy is warranted in young women having palpable solid breast masses. A total of 76 solid palpable masses in 68 consecutive women (≤25 years old) underwent tissue diagnosis by percutaneous ...
Schuster Meike M Geisinger Medical Center, Danville, Pennsylvania. Electronic address: - - 2014
To report a case of a large fetal pelvic mass diagnosed at 35 weeks' gestation. Report of a unique case of a fetal abdominal mass, emphasizing the wide range of differential diagnoses. Although rare reports of fetal ovarian cysts exist, even fewer describe endometriosis or endometriomas in infants. As of 2014 ...
Stasinos Panagiotis P Cardiology Department, Ierapetra General Hospital, Crete, - - 2014
Caseous calcification of the mitral annulus (CCMA) is a rare variant of mitral annular calcification which usually represents an incidental finding during cardiac imaging. Differential diagnosis from significant lesions such as myocardial abscesses or tumours may be problematic. Herein, we present the case of a 65 year-old woman with CCMA ...
Nishida Yusuke - - 2014
Chronic expanding hematoma is a rare persistent hematoma that can sometimes be misdiagnosed as a malignant tumor due to its clinical and radiological features. A 42-year-old Japanese man with a large mass in his leg, suggestive of malignancy, presented to our hospital. He had been aware of the leg swelling ...
Betti Marta M 1University of Florence and Children's University Hospital, Department of emergency, Critical Area and Pediatric surgery , Viale Pieraccini 24, Florence , - - 2014
Cervical thymic cysts are rare cervical masses which usually present in the first decade of life accounting for 0.3% - 1% of all congenital neck masses. Due to its rarity thymic cysts are seldom included in the differential diagnosis of cystic cervical mass and are often mistaken for more common ...
Nieh Chih Chiang CC Department of Cardiac, Thoracic and Vascular Surgery, National University Hospital, Singapore. Electronic address: - - 2014
Enchondromas are benign tumours derived from cartilaginous tissue and they rarely undergo malignant transformation unless they occur in multiple sites such as in the case of Ollier disease. We report a rare case of a 36-year-old Chinese female, without any past medical history, who had a right chest wall tumour ...
Prosser J Drew JD Department of Pediatric Otolaryngology, Cincinnati Children's Hospital Medical Center, 3333 Burnet Avenue, Cincinnati, OH 45229, - - 2014
Branchial cleft anomalies are a common cause of congenital neck masses and can present as a cyst, sinus, or fistula. A comprehensive understanding of the embryologic basis of these anomalies aids in diagnosis and surgical excision. Fistulas tend to present at an earlier age than sinuses or cysts, with most ...
Bulut Gülay G Department of Pathology, Yüzüncü Yıl University, Faculty of Medicine, VAN, - - 2014
Actinomycosis is a rare, chronic, suppurative and granulomatous disease caused by Actinomyces israelii, which is a filamentous, anaerobic, gram-positive, saprophytic organism in the oral cavity. Diagnosis of actinomycosis depends on positive culture or identification of Actinomyces colonies and sulfur granules in histological specimens. In our case, a mass had been ...
Kim Mi Young MY Department of Radiology, Konkuk University Medical Center, Konkuk University School of Medicine, Seoul, Republic of Korea - - 2014
Shear-wave elastography (SWE) has the potential to improve diagnostic performance of conventional ultrasound (US) in differentiating benign from malignant breast masses. To investigate false positive or negative results of SWE in differentiating benign from malignant breast masses and to analyze clinical and imaging characteristics of the masses with false SWE ...
Kasem Kais K 1Griffith University, School of Medicine 2Gold Coast University Hospital, Qld, - - 2014
Extra-adrenal paragangliomas are uncommon tumors arising from neuroectodermal-derived paraganglion tissue. These tumors are usually located in the carotid body, the jugulotympanic body or the mediastinum. A limited number of primary pulmonary paragangliomas have been reported previously. We present a case of a 63-year-old lady with a 12-pack-year smoking history and ...
Salido S S La Princesa University Hospital, Madrid, - - 2014
The primitive thymus and inferior parathyroid derive from the third branchial cleft. During embryonic development, these structures descend, reaching their final localisation. Third branchial cleft anomalies present usually as a fistula, abscess or cyst. However, there are no reports on parathyroid adenomas in the literature other than as a morphological ...
Kim Solip S Department of Radiology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, - - 2014
To evaluate the influence of the scanning orientation on diagnostic performance measured by the mean elasticity, maximum elasticity, and fat-to-lesion elasticity ratio on ultrasound-based shear wave elastography in differentiating breast cancers from benign lesions. In this study, a total of 260 breast masses from 235 consecutive patients were observed from ...
Hazzard Christopher C Department of Thoracic Surgery, Mount Sinai Medical Center, New York, New - - 2014
We report the case of a 32-year-old woman who presented with cough, pleuritic pain, and a solitary lung mass. Computed tomography demonstrated a 3.7-cm spiculated right lower lobe mass, and 18-fluoro-deoxy-glucose positron emission tomography/computed tomography demonstrated significant hypermetabolism, both most suggestive of invasive adenocarcinoma. The results of fine needle aspirate ...
Lotfi Ali Reza AR Department of Otorhinolaryngology, Imam Hospital, Tabriz University of Medical Sciences, Tabriz, - - 2014
A hydatid cyst of the head and neck is a very rare condition, even in areas where Echinococcus infestation is endemic. We report a rare case of primary hydatid cyst of the right maxillary sinus in a 40-year-old man. The initial diagnosis of the presence of a cystic mass was ...
Abtahi Sayed Hamidreza SH Department of Otorhinolaryngology, Isfahan University of Medical Sciences, Isfahan, - - 2014
Lipomas of the larynx are very rare benign lesions; macroscopically, they resemble retention cysts, so their diagnosis is usually made after surgery. A rare case of pediatric paraglottic space Lipoma in an 11-year-old boy is explained. The mass was mobile, soft, without fluctuation or pulsation. CT scan revealed a 5.7 ...
Hadgaonkar Shailesh Ramakant SR Sancheti Institute for Orthopaedics and Rehabilitation, Pune, - - 2014
Osteoblastomas are bone forming lesions arising mainly from posterior elements of the vertebra. They are commonly encountered in the cervical and lumbar regions. We present a case of a thoracic osteoblastoma which is extra osseous and is not communicating with any part of the vertebra present intraforaminally. This is a ...
Smorgick Noam N Gynecologic Endoscopy Unit, Department of Obstetrics and Gynecology, Assaf Harofe Medical Center, Affiliated with Sackler school of Medicine, Tel-Aviv University, Zeriffin, 70300 Beer Yaakov, - - 2014
Specimen retrieval bags have long been used in laparoscopic gynecologic surgery for contained removal of adnexal cysts and masses. More recently, the concerns regarding spread of malignant cells during mechanical morcellation of myoma have led to an additional use of specimen retrieval bags for contained "in-bag" morcellation. This review will ...
Rao Arun A Professor and Head, Department of Obstetrics and Gynaecology, Kasturba Medical College , Mangalore, Manipal University, India - - 2014
Epidermal cysts are very rare. It is more common in males than in females and the most common site of presentation are the hairy sites. We came across two rare cases of epidermal cysts. In one case, a parous lady presented with an adnexal mass and D/D of broad ligament ...
Debnath M R MR Dr Manju Rani Debnath, Medical Officer, Blood Transfusion Centre, Mymensingh Medical College Hospital (MMCH), Mymensingh, - - 2014
A 40 years old lady presented to us with the complaints of repeated attack of syncope with left sided neck swelling. Ultrasonography, Color Doppler study and arteriography were done which revealed a solid vascular mass in the carotid bifurcation. Mass was resected and histopathology was done. Histopathologic findings were typical ...
Su Siew Choo SC Queensland Children's Respiratory Centre, Queensland Children's Medical Research Institute, Royal Children's Hospital, Brisbane, Queensland, Australia; Department of Paediatrics, Hospital Kuala Lumpur, Kuala Lumpur, - - 2014
Neck masses in infants and children have a wide differential diagnosis. However, neck masses apparent only during raised intrathoracic pressure are rare with a limited number of causes, including superior herniation of the normal thymus, apical lung herniation, jugular phlebectasia and laryngocoele. These conditions can easily be differentiated from one ...
Iacconi Chiara C Breast Unit, USL1 Massa-Carrara, Piazza Monzoni 2, Carrara 54033, Italy. Electronic address: - - 2014
To evaluate the influence of the amount of fibroglandular breast tissue (FGT) and background-parenchymal enhancement (BPE) on lesion detection, quantitative analysis of normal breast tissue and of breast lesions on DWI. IRB approved this retrospective study on focal findings at contrast-enhanced (CE) breast MR and DWI performed during July-December 2011. ...
Wagner Matthias W MW Section of Pediatric Neuroradiology, Division of Pediatric Radiology, Russell H Morgan Department of Radiology and Radiological Science, The Johns Hopkins University School of Medicine; Baltimore, MD, USA - - - 2014
Dermoid cysts are benign epithelial inclusions and cystic lesions that may occur in several locations including the oropharynx. We describe the case of a two-month-old baby girl who presented with progressive respiratory distress, hypoxemia, and feeding difficulties because of an oropharyngeal dermoid cyst. The child had an airway work-up that ...
Lopez Julio J VCA California Animal Hospital Veterinary Specialty Group, Los Angeles, - - 2014
A 34.4 kg 5 yr old spayed female mixed-breed dog was presented for evaluation of a urinary bladder mass. The dog had a recent onset of hematuria and stranguria but otherwise appeared to be healthy. Abdominal ultrasound revealed a mass in the urinary bladder. The dog was sedated and a ...
Crane Ryan A RA Department of General Surgery, Medical University of South - - 2014
Background: Rhabdomyosarcoma is a rare malignancy derived from skeletal muscle with approximately 40% of cases involving the head and neck. The pleomorphic variant, however, most commonly occurs in the extremities and has never, to our knowledge, been described in the pharynx. Methods: A 46-year-old male with no significant medical history ...
Pongsuvareeyakul Tip T Department of Pathology, Faculty of Medicine, Chiang Mai University, Chiang Mai, - - 2014
Ovarian teratoma with predominant hemangiomatous component in pediatric patients is very rare and its presentation may mimic that of malignancy. A 2-year-old girl presented with proptosis of the right eye. A right ovarian mass was detected on the physical examination. The right orbital lesion was consistent with venolymphatic-type vascular malformation ...
Thabet Ashraf A Departments of Radiology, Massachusetts General Hospital, Harvard Medical School, 25 New Chardon St., Suite 501, Boston, MA - - 2014
Image-guided needle biopsy represents a minimally invasive method for pathologic diagnosis of a mass. This study evaluates the diagnostic yield, accuracy, and safety of ovarian mass biopsy with combined core and fine-needle technique. Medical records of all women at least 18 years of age, referred from gynecologic oncology, who underwent ...
Rjosk-Dendorfer D D Department for Clinical Radiology, Ludwig-Maximilians-University Hospital Munich-Grosshadern, - - 2014
To evaluate the use of color Doppler sonography and free hand sonoelastography in the assessment of breast fibroadenomas according to their size and shape. From December 2012 to March 2013 women with 16 solid breast masses, classified as BI-RADS category 3 or 4 were examined with B-mode ultrasound, sonoelastography and ...
Chaudhry Saadia R SR Calderdale Royal Hospital , Halifax, W. Yorkshire , United Kingdom , - - 2014
Abstract We report the case of a 3-year-old child, who presented with lid swelling which progressed to proptosis of the left eye. He also had systemic symptoms of fatigue and weight loss. An examination revealed hepatosplenomegaly and lymph node enlargement. Investigations showed a peripheral smear with blast cells, which were ...
Dolci Giampiero G Thoracic Surgery Operative Unit, S.Orsola-Malpighi University Hospital Bologna, - - 2014
A 75 year-old man with a lesion in the middle lobe of the lung was discovered to also have, during the follow-up period, a mass in the mediastinum, diagnosed as a multi-thymic cyst. Both pathologies were successfully treated with a single surgical approach by video-assisted thoracoscopy. We performed a middle ...
1 2 3 4 5 6 7 8 9 10 >