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Results 451 - 500 of 3714
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Hoelscher Martin - - 2013
In about 10% of glioblastoma patients, preoperative MRI discloses the presence of tumor cysts. Whereas the impact of cystic appearance on prognosis has been discussed extensively, only little is known about the tumor cyst fluid. In this study, we tested the feasibility of the surface enhanced laser desorption ionization time ...
Mardekian Stacey - - 2013
Lymphangioma of the palatine tonsil is a rare, benign lesion that presents as a tonsillar outgrowth and causes symptoms related to irritation and airway obstruction. Histologically, the mass has abundant dilated lymphatic channels amid a fibrous stroma with lymphoid and adipose elements. There are several theories regarding the pathogenesis of ...
Wang Audrey S - - 2013
Dermatofibromas are benign skin lesions that may be treated if symptomatic or for cosmetic concerns. We present a case of an African American woman with an enlarging, pruritic dermatofibroma on the thigh that was treated with fractionated carbon dioxide (CO2) laser three times approximately 5 weeks apart. Between laser treatments, ...
Lim J U JU Department of Pulmonary and Critical Care Medicine, Kyung Hee University Hospital at Gangdong, 149 Sangil-dong, Gangdong-gu, Seoul 134-727, Republic of Korea. - - 2013
Tuberculosis of the stomach is extremely rare. We report the case of a 38-year-old woman who presented with epigastric discomfort and a palpable mass that persisted for a period of one month. We also report our findings from the abdominal computed tomographic, upper endoscopic and endoscopic ultrasonographic examinations of the ...
Wegner Christiane C Department of Neuropathology, University Medical Center, 37099 Göttingen, Germany. Electronic address: - - 2013
Multiple sclerosis (MS) is the most common inflammatory demyelinating disease of the central nervous system. Traditionally, demyelinating lesions in the white matter have been regarded as the most important pathological feature in MS, but recent pathological and imaging studies confirmed substantial changes in grey matter and normal-appearing white matter. MS ...
Menjak Ines B IB Department of Internal Medicine, University of Toronto , Toronto, Ontario, Canada - - 2013
An 18-year-old male with a history of Charcot-Marie-Tooth disease (CMT) presented with metastatic Ewing sarcoma to the lungs. He had been followed by several healthcare professionals who ascribed his enlarging 23 cm gluteal mass to his CMT. The patient experienced a significant delay in diagnosis, not uncommon in sarcoma. This case ...
Ko Young Sin YS Department of Pathology, Yonsei University College of Medicine, Seoul, - - 2013
Low-grade cribriform cystadenocarcinoma (LGCCC) of the salivary gland is a rare tumor. We report the cytologic features and histologic correlation of a patient with LGCCC. A 57-year-old man had a hardly palpable, nontender mass in the right cheek area followed over nine months. Radiologic analysis revealed a 1.2 cm multiseptated, ...
Churgin Sarah M SM Department of Surgical Sciences, School of Veterinary Medicine, University of Wisconsin, 2015 Linden Drive, Madison, WI 53706, USA. - - 2013
A previously healthy, adult male blue crane (Anthropoides paradiseus) became peracutely distressed and ataxic. Examination revealed hemoptysis and a large mass associated with the cranial aspect of the sternum (keel). The patient died before treatment could be initiated. Gross necropsy revealed a large, hemorrhagic mass originating from the cranial aspect ...
Jannasch Olof - - 2013
Abstract Retroperitoneal bronchogenic cysts (BC) are rare clinical entities and may mimic an adrenal mass. Laparoscopic and retroperitoneoscopic approach is widely-used in adrenal surgery. However minimally- invasive resection of a periadrenally located BC has been reported rarely. Material and methods. A systematic review of PubMed has been performed using the ...
Yun Dong Hwan DH Department of Physical Medicine and Rehabilitation, Kyung Hee University School of Medicine, Seoul, - - 2013
Schwannomas are benign, usually slow-growing tumors that originate from Schwann cells surrounding peripheral, cranial, or autonomic nerves. The most common form of these tumors is acoustic neuroma. Schwannomas of the brachial plexus are quite rare, and symptomatic schwannomas of the brachial plexus are even rarer. A 47-year-old woman presented with ...
Ryu Da Jung da J Department of Oral and Maxillofacial Surgery, Gangnam Severance Hospital, College of Dentistry, Yonsei University, Seoul, - - 2013
Verruciform xanthoma (VX) is a rare, benign lesion that presents in the oral cavity, skin, or genital organs as a verrucous, papillomatous, or flat papule with varying colors. VX has indistinct clinical features, making histopathological examination necessary for a definitive diagnosis. Histologically, VX is characterized by parakeratosis, rete ridges with ...
A Ravi Kiran RK Professor & HOD, Department of Oral Medicine and Radiology, Sibar Institute of Dental Sciences , Takkellapadu, Guntur, Andhra Pradesh-522509, India - - 2013
Benign soft tissue neoplasms commonly occur in oral cavity. Lipoma is one such benign tumour which rarely occurs in the oral mucosa. About 20% of lipomas occur in the head and neck region among which oral lipomas comprise only 1-4% of all lipomas. They slowly enlarge and they are known ...
Radfar Lida L American Board of Oral Medicine. - - 2013
A wide variety of lesions may manifest in the oral soft tissues that could be confusing and challenging for the clinicians. These lesions could be as simple as trauma-induced ulcers that need about 2 weeks to heal, to a more complicated situation such as oral cancer. The key points in ...
MacLean Robert - - 2013
A 1.5-year-old female Mississippi sandhill crane (Grus canadensis pulla) was presented and managed for a polyarthritis of the intertarsal and tarsophalangeal articulations. Results of aerobic bacterial cultures, Mycoplasma species culture, and polymerase chain reaction testing of articular fluid did not identify any causative organisms. Results of radiographs and cytologic examination ...
Song Julie H JH 1 Department of Diagnostic Imaging, Rhode Island Hospital-Warren Alpert Medical School of Brown University, 593 Eddy St, Providence, RI - - 2013
The objective of our study was to determine whether morphologic features of adrenal masses detected at initial contrast-enhanced MDCT can differentiate benign from malignant disease. Two hundred eleven adrenal masses (1-4 cm) detected during standard contrast-enhanced MDCT with a proven final diagnosis were retrospectively identified in 188 patients through a ...
Peinado Cebrian Javier - - 2013
Intraluminal aortic malignant masses are extremely rare. Clinical symptoms of these tumors include locally occlusive aortic disease, peripheral emboli, or mesenteric emboli. Eventually, general symptoms, such as fatigue, weight loss, or fever, will occur. Nevertheless, the diagnosis is most often made after surgery or autopsy, when histologic data can be ...
Kim Kyu Jin KJ Department of Otorhinolaryngology-Head and Neck Surgery, Inha University School of Medicine, Incheon, - - 2013
A gossypiboma (also called textiloma or retained surgical sponge) of the neck is rarely reported compared to intraabdominal or intrathoracic gossypibomas and also can be misdiagnosed as metastatic lymph nodes. A patient was referred to our clinic for a supraclavicular neck mass 6 months after thyroidectomy and neck dissection for ...
Maeng Jin Woo JW Department of Otolaryngology-Head and Neck Surgery, Hallym University College of Medicine, Anyang, - - 2013
Meningioma is well known as common disease of the central nervous system, whereas primary extracranial meningioma is rare, representing 1% to 2% of all meningiomas. We have experienced a case of primary extracranial meningioma presenting as a right cheek mass. The tumor was completely excised via a right lateral rhinotomy ...
Oellers Patrick - - 2013
An 83-year-old man presented with a 1-month history of a rapidly enlarging conjunctival mass. On examination, slit lamp biomicroscopy revealed a leukoplakic tumour at the temporal limbus. The lesion was excised with cryotherapy application to the limbus and conjunctival margins. Histopathology revealed a keratoacanthoma (KA). KA typically occurs on sun-exposed ...
Romosan G - - 2013
This review aims to sum up current knowledge on the sensitivity and specificity of ultrasound features suggestive of acute pelvic inflammatory disease (PID). A PubMed database search was undertaken, using the MeSH terms "(pelvic inflammatory disease or salpingitis or adnexitis) and ultrasonography". We included original articles evaluating the performance of ...
Kang Boo Kyoung - - 2013
We present a case of a 35-year-old man having a 12-month history of multiple reddish-brown papules on the chin, forehead, cheeks, and eyelids. Histopathologic findings revealed epithelioid cell granulomas with central necrosis consistent with a diagnosis of lupus miliaris disseminatus faciei. After 9 months of combined treatment with ethambutol, rifampin, ...
Myong Joo Hwa JH 0000-0002-8410-1102 Departments of Radiology, Seoul St. Mary's Hospital, The Catholic University of Korea College of Medicine, Seoul, - - 2014
The purpose of this study was to evaluate the imaging features of complex sclerosing lesions of the breast and to assess the rate of upgrade to breast cancer. From March 2008 to May 2012, seven lesions were confirmed as complex sclerosing lesions by ultrasonography-guided core needle biopsy. Final results by ...
Yoon Jung Hyun JH 0000-0002-2100-3513 Department of Radiology, Research Institute of Radiological Science, Yonsei University College of Medicine, Seoul, - - 2014
To evaluate the characteristic ultrasonographic (US) features of metastatic carcinoma to the thyroid, and how accurate US features and ultrasonography-guided fine-needle aspiration (US-FNA) are for the diagnosis of thyroid metastases. Twenty-three thyroid lesions in 23 patients (mean age, 66.7 years; range, 46 to 85 years) that had been diagnosed as ...
Pinheiro Thiago Pastor - - 2013
Melanotic neuroectodermal tumor of infancy (MNTI) is a rare condition that occurs normally in the anterior maxilla of infants aged <1 year. The use of clinical and imaging tools for MNTI is extremely important to prevent problems with function as well as the aesthetic features in a breastfeeding child. Brazil ...
Wagner Barrett Parker - - 2013
Clear cell sarcoma is a rare cancer primarily of tendons, fascia, and aponeuroses that can be difficult to discern from primary cutaneous malignant melanoma. The two cancers share several histological markers, with most cases of both cancers staining positively for S-100, HMB-45, and melanin. Primary therapy of both cancers involves ...
Papic Jonathan C JC Division of Pediatric Surgery, Department of Surgery, Indiana University School of Medicine, Riley Hospital for Children, Indianapolis, IN, - - 2014
Ovarian preservation is desirable in girls with benign ovarian masses. We aimed to 1) identify clinical predictors of malignant ovarian masses, 2) investigate how often ovarian tissue is present to preserve in benign masses, and 3) identify factors associated with successful ovarian preservation. Retrospective analysis (1997-2012) of girls age 1-18years ...
Ruiz de Gauna Beatriz - - 2013
To estimate the agreement of IOTA simple rules for classifying adnexal masses between an expert and a non-expert examiner in real-time ultrasound setting and when using three-dimensional ultrasound volumes and digital clips. Forty-two non-consecutive women diagnosed as having an adnexal mass were evaluated by transvaginal power Doppler ultrasound as part ...
Kirk-Brown Ak - - 2013
For many employees with multiple sclerosis (MS), disclosure of their diagnosis at work is seen as a high-risk strategy that might lead to diminished perceptions of their capabilities by supervisors and colleagues, if not outright discrimination. The consequence of this mistrust surrounding the disclosure process is that employees with MS ...
Boffeli Troy J - - 2013
Acral fibrokeratoma is a relatively rare, benign lesion that is typically found on the fingers and toes but can also be found on the palms and soles. Several case reports have been published of this rare lesion, with only a few investigators describing lesions of the feet. The techniques of ...
Deniz Senem - - 2013
Pseudoangiomatous stromal hyperplasia (PASH) of the breast is a benign lesion that can present as a palpable nodule or as an incidental finding in breast biopsies. The development of PASH is subject to hormonal influence and is most commonly seen in premenopausal woman. Imaging findings are indistinguishable from those of ...
Wang Xinlu - - 2013
In women, perineal masses, an infrequent gynecological condition, commonly originate from the lower urogenital tract. The diagnostic strategy for lower urogenital tract space-occupying lesions (SOLs) in women remains an open question. This study aimed to retrospectively assess the transvaginal ultrasonographic features of lower urogenital tract SOLs manifesting as perineal masses ...
Nam Sang Yu - - 2013
Most of the breast lesions show hypoechogenicity relative to fat on ultrasonography. The frequency and malignancy rate of hyperechoic lesions are not investigated in a large series. To evaluate the frequency and malignancy rate of hyperechoic lesions on breast sonography and to investigate sonographic characteristics that may predict malignancy in ...
Ciçekçi Mehtap M Firat University Faculty of Medicine Department of Radiology, Elazig, Turkey. Electronic address: - - 2013
The aim of this study was to evaluate the utility of apparent diffusion coefficient (ADC) values in differentiation between solid adrenal masses. The ADC values of 73 adrenal lesions (54 benign, 19 malignant) in 69 patients were measured at b 100, 600 and 1000 gradients on diffusion-weighted magnetic resonance imaging ...
Stuckey Jane A - - 2013
A 10-year-old, castrated male, German Shepherd mixed-breed dog was presented to Kansas State University Veterinary Health Center for evaluation of a subconjunctival swelling in the ventral fornix of the left orbit. The owner elected to pursue excision of the mass 2 years after initial consultation following a sudden change in the ...
Syuto Takahiro - - 2013
Chronic expanding hematoma is a rare condition that develops after surgery, trauma, or injury. It can also develop at any location in the body in the absence of trauma. Clinical findings and various diagnostic imaging modalities can aid in the differential diagnosis of this condition. In general, hematomas are naturally ...
Barr Richard G RG From Radiology Consultants, 250 DeBartolo Place, Bldg B, Youngstown, OH 44512 (R.G.B., C.P.); Kent State University-Salem Campus, Salem, Ohio (C.P.); and Department of Diagnostic Radiology, University Hospitals of Cleveland, Cleveland, Ohio - - 2013
Purpose To determine the utility of contrast material-enhanced ultrasonography (US) in the characterization of indeterminate renal masses. Materials and Methods This retrospective performance study was approved by the institutional review board and was HIPAA compliant, with waiver of informed consent. Patients included 721 individuals referred for contrast-enhanced US with 1018 ...
Sadrizadeh Ali A Cardiothoracic Surgery and Transplant Research Center, Qaem Hospital, Mashhad University of Medical Sciences, Mashhad, - - 2013
Mediastinal cysts account for 20% of all mediastinal masses. Symptomatic cysts need treatment, and surgical excision is the treatment of choice. One approach to resect them is video-assisted mediastinoscopy. An 80-year-old man with cough and dyspnea at rest was referred for evaluation. Chest computed tomography revealed a mediastinal cyst. Because ...
Youk Ji Hyun JH 0000-0002-7787-780X Department of Radiology, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, - - 2014
To evaluate and compare the performance of shear-wave elastography (SWE) for breast masses using the local shear wave speed (m/sec) vs. Young modulus (kPa). A total of 130 breast lesions in 123 women who underwent SWE before ultrasound- guided core needle biopsy or surgical excision were included. With the region-of-interest ...
Soler Monsó M T MT Department of Pathology, Hospital Universitari de Bellvitge/IDIBELL, Barcelona, - - 2014
Metaplastic carcinoma with chondroid differentiation (MMPC) is a subtype of breast metaplastic carcinoma with mesenchymal differentiation. Although fine-needle aspiration (FNAB) and core-needle biopsy (CNB) are commonly used for the diagnosis of breast cancer, not enough studies proving the diagnostic cost-effectiveness of these techniques for the identification of MMPC have been ...
Vaughn Denty P - - 2013
A 4 yr old castrated male Jack Russell terrier was presented with a 2 mo history of vomiting, anorexia, and weight loss. Abdominal radiographs and ultrasound supported the diagnosis of gastric outflow obstruction. Celiotomy and gastrotomy revealed a large, narrowly based mass originating from the mucosa of the dorsal gastric ...
Charron Mp - - 2013
Solid cervical lateral neck masses in children may require surgical biopsy to confirm appropriate diagnostic and begin a directed therapeutic treatment. We aimed to describe the contribution of pathological results and compare them with the clinical diagnosis and the paraclinical tools. A retrospective review of surgical biopsies for solid lateral ...
Kul Sibel S Karadeniz Technical University, School of Medicine, Trabzon, - - 2013
To evaluate the diagnostic efficacy of quantitative Diffusion-weighted imaging (DWI) in the characterization of breast lesions of mass and non-mass enhancement (NME) types. After the institutional review board gave approval, DWI exams of 267 women with 212 suspicious masses, 73 NMEs were retrospectively analyzed. Apparent diffusion coefficients (ADCs) of benign ...
Watson V E - - 2013
Lipogranulomatous lymphangitis is inflammation of the intestinal lymphatic vessels and surrounding tissues caused by chronic leakage of lipid-laden chyle. Grossly, lipogranulomas are typically disseminated small masses on the serosa and surrounding lymphatic vessels and consist of epithelioid macrophages, multinucleated giant cells, and cholesterol. Lipogranulomatous lymphangitis is occasionally seen in patients ...
Sasamori Toru T Department of Neurosurgery, Hokkaido University Graduate School of Medicine, Sapporo, Japan. Electronic address: - - 2013
The authors reported a case of cervical juxtafacet cyst with extensive rim enhancement on gadolinium-diethylenetriamine pentaacid magnetic resonance imaging. Operative finding revealed the epidural space around the mass filled with abundant venous plexus. Histological examination demonstrated that cyst wall was composed of the well-vascularized fibrous connective tissue with some inflammatory ...
Reiersen David A DA LSU-Health Shreveport Department of Otolaryngology/Head & Neck Surgery. Electronic address: - - 2013
Review vallecular cysts and report the surgical management of a vallecular cyst of unusual size with near-complete obliteration of the airway. This case report describes an unusually large mucus retention cyst in an 8-week-old infant that was diagnosed during induction of general anesthesia and prevented visualization of airway. Intubation was ...
Metcalfe Lucy Va - - 2013
A 15 year-old grey Thoroughbred gelding presented for investigation of chronic weight loss and recent onset of respiratory difficulty. Clinical examination confirmed tachypnoea with increased respiratory effort. Thoracic ultrasound examination detected pleural effusion. The dyspnoea was related to the large volume of pleural effusion and, following post-mortem examination, to the ...
Park Tae Won TW Department of Psychiatry, Chonbuk National University Medical School, Jeonju, Jeonbuk 561-756, Republic of Korea ; Research Institute of Clinical Medicine, Chonbuk National University Medical School, Jeonju, Jeonbuk 561-756, Republic of - - 2014
Conventional epidermal cysts are generally small, slow-growing, non-tender, dome-shaped lesions. An epidermal cyst is usually asymptomatic until it is infected or enlarged to the extent that it causes damage to adjacent anatomical structures. However, few cases of giant epidermal cysts in the neck have been reported. The present case reports ...
Kadkhodayan Yasha - - 2013
A 58-year-old woman presented with a palpable mass at the base of the left neck which she had first noticed 12 years previously, shortly after abdominal surgery. The mass had progressively enlarged, resulting in dysphagia, dyspnea and occasional pain. Imaging showed a septated but otherwise simple cystic mass extending into ...
Park Sung Yoon - - 2013
Objectives- The purpose of this study was to retrospectively evaluate the accuracy and safety of sonographically guided transhepatic biopsies of right upper renal and adrenal masses. Methods- Ten sonographically guided transhepatic biopsies were performed in 10 patients with 6 right upper renal masses and 4 right adrenal masses that were ...
Sydler - - 2013
This case describes the findings in a Swiss Braunvieh cow with a malignant peripheral nerve sheath tumour (MPNST) in the nasopharynx. The major clinical signs were mixed dyspnoea with inspiratory and expiratory noises. Radiographic views of the head revealed an irregular mass with soft-tissue density in the nasopharynx originating from ...
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