OBJECTIVE: The purpose of this study is to determine the effectiveness of the diffusion-weighted magnetic resonance imaging (DWI) of the differentiation of benign and malignant testicular masses. METHODS: Fifteen male patients who admitted to our clinic with the diagnosis of testicular mass detected by ultrasound were enrolled to this study. ...

A 62-year-old male presented with a large non-tender mass in the glabella, extending into the right orbit that had been steadily growing for 6 months. Imaging revealed a 2.5 x 1.8 cm cystic mass with extension into the right anterior orbit. Biopsy with microscopic examination revealed a predominantly myxoid stroma containing ...

Gastric cavernous hemangioma is a relatively rare benign gastric disease. Here we report the case of a 25-year-old male patient who had been admitted complaining of epigastric pain and hematemesis. Preoperative imaging indicated that the mass lesion palpated in the epigastric region was a probable mesenchymal tumor of gastric origin. ...

The differential diagnosis of hypervascular pancreatic lesions is complex, and includes endocrine and exocrine tumors of the pancreas, metastases to the pancreas, and masses, or mass-like lesions, arising from the neurovascular networks traversing the pancreas. In this manuscript, we will discuss salient imaging findings of these masses, pertinent differential diagnoses, ...

A variety of masses in the knee must be considered in a differential diagnosis when swelling, pain, and a limitation of motion occur with no history of specific trauma. These lesions are most commonly related to the synovial lining of the joint capsule and the cruciate ligaments. The posterior compartment ...

Transbronchial needle aspiration (TBNA) of pulmonary lesions without endobronchial affectation in combination with transbronchial biopsy (TBB) has been shown to increase diagnostic performance. The objective of this present study was to analyze whether the combination of TBNA with conventional TBB is a cost-effective approach. METHODOLOGY: Ours is a prospective study ...

Angiolymphoid hyperplasia with eosinophilia (ALHE) is a rare benign vasoproliferative lesion. Although it is a benign disease, lesions are often persistent and difficult to eradicate. ALHE typically presents clinically as papules or nodules, tan, brown, pink or dull red in colour, located predominantly in the head and neck region, especially ...

Ectopic pancreas is a relatively rare condition that only occasionally causes the development of symptoms. This report presents a case of ectopic pancreas presenting as an inflammatory mass that formed in the gastric wall, which was successfully treated by surgical resection. A 32-year-old female was admitted due to a 3-year ...

IgG4-related sclerosing disease is a novel clinicopathological entity characterized by fibrosis, extensive infiltration of IgG4-positive plasma cells, and serum IgG4 elevation. This disorder includes a variety of diseases, such as autoimmune pancreatitis, retroperitoneal fibrosis, sialadenitis, thyroiditis, inflammatory abdominal aneurysm, tubulointerstitial nephritis, and inflammatory pseudotumor [World J Gastroenterol 2008;14:3948-3955]. A 71-year-old ...

Neuromyelitis optica (NMO) and multiple sclerosis (MS) are considered inflammatory demyelinating diseases with distinguishing pathological characteristics. NMO pathology shows perivascular immunoglobulin G and complement deposition, as well as an astrocytopathy with aquaporin-4 (AQP4) loss. MS lesions reveal a profound, interindividual heterogeneity in immunopathological patterns of active demyelination, which has been ...

A 61-year-old non-smoking Turkish woman presented with chest pain for 10 months. Computed tomography of the chest revealed a solitary, relatively well circumscribed, heterogeneous mass of 4 x 6 cm diameter in left posterior-lateral hemithorax. On thoracotomy, an extraparanchymal mass destructing the ribs was determined. Mass excision and partial chest ...

Squamous cell carcinoma of the pancreas is a rare pancreatic malignancy. We describe the case of a female who presented with abdominal pain and was found to have a pancreatic mass on imaging. The diagnosis of pancreatic squamous cell carcinoma was established by endoscopic ultrasound-guided fine needle aspiration of the ...

Among adrenal masses only 0.06% to 0.18% are cysts and among them, pseudocysts are the second (39%) most common lesions. Due to the increased use of imaging studies their incidence seems to have increased. Most of these lesions are incidentally found during radiologic investigation or at the time of autopsy, ...

ABSTRACT: Clear cell odontogenic carcinoma (CCOC) is a rare malignant neoplasm of odontogenic origin. The usual clinical presentation of CCOC is a mass of progressive growth in the mandible sometimes accompanied with loss of teeth, pain, or bleeding. We describe a rare case of CCOC that showed an atypical presentation ...

Rhinolith is a stone like nasal mass uncommon in children and adolescent. Diagnosis of rhinolithiasis may be difficult because of the possibility of varying clinical presentations. We report 2 cases in adults. The first was 23 years old female having unilateral nasal obstruction, cacosmia and occasional blood stained nasal discharge. ...

ABSTRACT: We present the case of a 15-year-old boy who presented to our emergency department because of a soft lesion growing on the back of his tongue. On examination, a vegetant mass on the posteromidline lingual part of the body of the tongue was noticed: it was not painful, even ...

Most bladder tumors are derived from the urothelium. Benign mesenchymal tumors are rare. Leiomyomas account for less than 0.43% of all bladder tumors. Genitourinary leiomyomata may arise in any anatomic structure containing smooth muscle. They have been reported to involve single or multiple organs. Since they may also mimic malignant ...

Lipoma is a common benign soft tissue tumor. This article describes a massive osteolipoma, an unusual lipoma that is fixed to the femoral periosteum. A 21-year-old man presented with a subcutaneous mass at the knee region, which had been present for more than 36 months, and a slight limitation of ...

Patients with central tracheobronchial benign or malignant lesions who have not recieved surgical treatment can be treated by interventional techniques, such as laser, afterloading radiotherapy, cryotherapy, photodynamics treatment, radiofrequency ablation and stenting, etc. The accuracy of the invasive depth of central lesion in tracheobronchial wall plays an important role in ...

Introduction: Giant condyloma acuminatum belongs to a spectrum of diseases with malignant degeneration. Clinically, it presents asexophytic, fungating masses, sometimes with a cauliflower-like morphology.Case presentation: We present a case of a 32-year-old female patient with a 180x95x80mm exophytic mass of the vulvar regionsuggestive of Buschke-Lowenstein Tumour. Treatment included wide local ...

Spinal extradural arachnoid cysts usually cause symptoms related to spinal cord or nerve root compression. Here, we report an atypical presentation of a spinal extradural arachnoid cyst combined with congenital hemivertebra which was presented as a retroperitoneal mass that exerted mass effects to the abdominal organs. On image studies, the ...

Coma blisters (CBs) are self-limited lesions that occur in regions of pressure during unconscious states classically induced by barbiturates. We report a case of CBs sans coma that were histologically confirmed in a 41-year-old woman who developed multiple tense abdominal bullae with surrounding erythema following a transatlantic flight. Interestingly, the ...

Anterior sacral meningocele is a rare cause of a pelvic mass. Herein the authors describe the case of a young patient presenting with chronic pelvic pain undergoing diagnostic laparoscopy. She was found to have a retrorectal mass confirmed as an anterior sacral meningocele on subsequent MRI. The authors explore the ...

A case of middle ear mass in a young female from Ireland is described, who presented with left ear hearing loss and intermittent bloody discharge from the same ear. Examination under microscope revealed occlusive polyp in the left ear and a biopsy had been taken under general anaesthesia. Histopathology report ...

The lymphangioma is a congenital malformation caused by abnormal development of the lymphatic vessels. The perirenal lymphangioma is extremely rare, and very few cases have been described in literature. A case of retroperitoneal perirenal lymphangioma is reported. Following recurring episodes of colic-like, right side back pain, a 16 year woman ...

Benign or mature cystic teratomas, also known as dermoid cysts, are composed of mature tissues, which can contain elements of all three germ cell layers. Malignant transformation of a mature cystic teratoma is more common in postmenopausal women, however, it can also, rarely, be identified in younger women. We present ...

OBJECTIVE To assess the effectiveness of ultrasonography for determining which pediatric midline neck masses should be treated surgically. DESIGN Retrospective study. SETTING Tertiary care pediatric hospital. PATIENTS Pediatric patients with a midline neck mass who underwent ultrasonography from 2003 to 2011. MAIN OUTCOME MEASURES Demographics, ultrasonography, and surgical and pathology ...

Objective-To evaluate use of a diode laser to induce tendinopathy in the superficial digital flexor tendon (SDFT) of horses. Animals-4 equine cadavers and 5 adult horses. Procedures-Cadaveric SDFT samples were exposed to a diode laser at various energy settings to determine an appropriate energy for use in in vivo experiments; ...

Cystic lesions of the pancreas can be divided into true cysts, pseudocysts, and cystic neoplasms. Lymphoepithelial cysts (LECs) are a type of true cyst that can mimic pseudocysts and cystic neoplasms. LECs are rare lesions; fewer than 90 cases have been reported in the English language literature. The case of ...

A solitary primary hydatid cyst in the abdominal wall is an exceptional entity, even in countries where the Echinococcus infection has a high rate, being considered an endemic disease. Case presentation: We report a case of a 70-year-old Caucasian man who presented to our clinic with a slow-growing painless parietal ...

PURPOSE: To describe the management of a giant cardiac malignancy initially diagnosed as an anterior mediastinal mass. CLINICAL FEATURES: A nine-year-old female with right facial swelling and chronic cough was diagnosed with a large right mediastinal mass. Intermittent ventricular and supraventricular arrhythmias were noted on admission electrocardiograms. Empiric corticosteroid and ...

A 57-year-old female with fatigue presented to our hospital. High-quality contrasted abdominal computerized tomography images demonstrated extensive filling defect within the left renal vein and the inferior vena cava and an enhancing hepatic mass with no obvious mass lesion in the left kidney. The patient underwent a total resection of ...

BACKGROUND: Correctly identifying the aetiology of lateral cervical cysts poses a diagnostic challenge commonly encountered by head and neck surgeons. The aim of this study was to ascertain the effectiveness of current investigatory techniques used in the diagnosis of these masses. METHODS: A retrospective analysis of all patients presenting to ...

INTRODUCTION: Lobular capillary hemangioma is a frequent benign vascular inflammatory lesion of the skin tissue. It rarely reaches the mucous membrane, and the nasal fossa involvement is exceptional. CASE REPORT: A 68-year-old woman presented with an ulcerous hemorrhagic mass blocking the left nasal fossa, which had appeared a few weeks ...

In this article, we report a case where a videofluoroscopic swallowing study (VFSS) revealed the cause of a recently developed idiopathic dysphagia in a 66-year-old patient and enabled emergent treatment. The patient reported a 10-day history of fever, cough, sputum production, and progressive jaundice. He was then admitted to the ...

Nasopharnygeal carcinoma is known to be the commonest tumour of the nasopharynx. However, the incidence of nasopharngeal carcinosarcoma is extremely rare. Carcinosarcoma has been reported to be aggressive in nature and therefore early diagnosis and prompt treatment is important. We report a young lady who was diagnosed with nasopharyngeal carcinosarcoma ...

Pure, benign epidermoid cysts of the abdominal viscera are rare. There have been only six reports of epidermoid cysts of the cecum in the literature. A 31-year-old female with a previous cesarean delivery was admitted to our hospital with inguinal pain. After admission to the hospital, she was operated with ...

Cysticercosis caused by Taenia solium is endemic in many parts of the world. We present a case of one such lesion which presented itself as an asymptomatic buccal swelling. We present the life cycle of T. solium, the endemic nature of this infection, and the relevance of histological examination to ...

Anti-tumour necrosis factor-alpha (TNF-α) agents are effective drugs used in several chronic inflammatory diseases such as rheumatoid arthritis (RA). Psoriasiform lesions, including palmoplantar pustulosis, have been described following anti-TNF-α therapy. These lesions often resolve with topical therapy with or without discontinuation of these drugs. However, in some cases, psoriasiform lesions ...

Paragangliomas are neuroendocrine tumors derived from extra-adrenal paraganglionic cells of the autonomic nervous system. Paragangliomas of the thyroid are rare, with only 28 cases reported in the literature. The sclerosing paraganglioma variant, characterized by marked stromal sclerosis and hyalinization, has scarcely been reported. A 36-year-old woman with a history of ...

Schwannoma, also referred to as neurilemmoma or peripheral neurinoma, is an unusual orbital benign tumour that may pose diagnostic challenges. Awareness of the clinical features that may be associated with the tumour and prompt surgical excision with histopathologic examination enable correct diagnosis. The authors describe a progressively increasing inferolateral orbital ...

Ultrasonography is associated with a high error rate in the evaluation of soft tissue masses. The purposes of this study were to examine the nature of the diagnostic errors and to identify areas in which reporting could be improved. Patients who had soft tissue tumours and received ultrasonography during a ...

BACKGROUND: To retrospectively review the MRI imaging features of adult choledochal cysts associated with biliary malignancy. PATIENTS AND METHODS: Ten out of 72 cases of adult choledochal cysts were found to be associated with biliary malignancy between January 1, 2003 and April 1, 2011 in our hospital database. The following ...

EUS elastography is a novel technique that can be used for distinguishing benign from malignant lymph nodes and focal pancreatic masses. However, the studies pertaining to EUS elastography for differential diagnosis of solid pancreatic masses have reported widely varied sensitivities and specificities. A meta-analysis of all relevant articles was performed ...

The purpose was to evaluate the utility of computed tomographic laser mammography (CTLM) as an adjunct examination to mammography in women with dense breast tissue. We retrospectively compared the findings of mammography, CTLM, and adjunct CTLM to mammography with pathology of 155 women scheduled for biopsy or surgery. Positive lesions ...

Benign cystic lesions such as cystic hygroma commonly manifest as progressively increasing swelling in the neck with or without compression effects. Rarely, they present with sudden respiratory distress in instances such as infection or haematoma resulting in a sudden increase in the size of the tumour. We present a seven ...

A 69-year-old man with slight dyspnoea underwent routine X-ray examination by his primary care physician. The X-ray and the CT showed a homogenous mass at the right side of the anterior mediastinum. The benignity and the origin of the tissue were still unknown. Therefore, we performed a CT-guided fine needle ...

Vascular skin lesions comprise a wide and heterogeneous group of malformations and tumors that can be correctly diagnosed based on natural history and physical examination. However, considering the high incidence of such lesions, a great number of them can be misdiagnosed. In addition, it is not so rare that an ...

To report a rare presentation of unifocal Langerhans cell histiocytosis (LCH) simulating a limbal papilloma. A 24-year-old man presented with a limbal mass in his left eye which had initially been suspected to be a papilloma based on clinical findings. The mass was excised and a histopathological diagnosis of "acute ...

Extraskeletal osteosarcoma (ESOS) is a rare malignant mesenchymal neoplasm that accounts for less than 4% of all osteosarcomas and approximately 1-2% of all soft tissue sarcomas. The tumor is typically located in the deep soft tissues, without attachment to skeletal bones. Although ESOS has been found todevelop virtually in every ...