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Results 201 - 250 of 987
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Qureshi Asim - - 2013
Pulmonary adenocarcinoma is a common neoplasm, yet the one with enteric or intestinal differentiation poses a diagnostic challenge to pathologists as it shares a common immunohistochemical profile with metastatic colorectal carcinoma. We report a case of a 61-year-old woman. She was on surveillance when incidentally she was discovered to have ...
Cox Catherine A - - 2013
A 76-year-old man presented with slowly progressive swelling in his forehead and left upper eyelid over the course of three months. CT scanning showed non-specific enhancement of subcutaneous tissues, suggesting a low-grade cellulitis. Poor response to treatment prompted an MRI, which revealed the presence of a soft tissue lesion. Biopsy ...
Tude Melo Jose Roberto - - 2013
Human tail and multiple spinal dysraphism are unusual congenital malformations. Human tail appeared as a prominent lesion from the lumbosacrococcygeal region, generally without connection between the tail and the neurospinal axis. Spinal dysraphisms are usually isolated, reaching 0.038% of incidence of multiple spinal dysraphisms in the same child. There were ...
Larrinaga Gorka G Department of Nursing I, University School of Nursing, University of the Basque Country, P.O. Box 699, 48080 Bilbao, Bizkaia, Spain ; Department of Physiology, Faculty of Medicine and Dentistry, University of the Basque Country, Bilbao, Spain ; BioCruces Research Institute, - - 2013
Background. Papillary thyroid carcinoma (PTC), follicular thyroid adenoma (FTA), and thyroid nodular hyperplasia (TNH) are the most frequent diseases of the thyroid gland. Previous studies described the involvement of dipeptidyl-peptidase IV (DPPIV/CD26) in the development of thyroid neoplasia and proposed it as an additional tool in the diagnosis/prognosis of these ...
Montalvo Nelson N Servicio de Patología, Hospital Metropolitano, Av, Mariana de Jesus s/n y Nicolás Arteta, Quito, Ecuador. - - 2013
Prostatic blue nevus was first described as a benign lesion of uncertain and controversial histogenesis by Nogogosyan in 1963. Currently, 30 cases have been reported in the world literature. A 63-year-old Hispanic man presented with prostatism of several months' evolution. Histopathological examination revealed a blue nevus associated with nodular hyperplasia ...
Ponea Anna M - - 2013
Uterine leiomyomas have been reported to metastasize to various organs including the lungs, skeletal muscles, bone marrow, peritoneum, and heart. They may present with symptoms related to the metastases several years after hysterectomy. These tumors regress after menopause, and it is rare to detect active tumors in postmenopausal women. Despite ...
Shahebrahimi Karone K Molecular Pathology Research Center, Emam Reza Hospital, Kermanshah university of Medical Science, Kermanshah, - - 2013
Thyroid cancer is the most common malignant endocrine tumor. Nowadays tissue biopsy and pathological assessment are the best diagnostic modalities for thyroid lesions. Differential diagnosis between adenomas and follicular variant of papillary thyroid carcinoma (PTC) is an important issue in pathology. This study is designed to show any association between ...
Shaheen Khaldoon - - 2013
Protrusion of a bowel segment into another (intussusception) produces severe abdominal pain and culminates in intestinal obstruction. In adults, intestinal obstruction due to intussusception is relatively rare phenomenon, as it accounts for minority of intestinal obstructions in this population demographic. Organic lesion is usually identifiable as the cause of adult ...
Verma Ritu - - 2013
Carcinoid tumours are low-grade malignant neoplasms with neuroendocrine differentiation and occur frequently in the gastrointestinal and respiratory tracts. Primary carcinoid tumours of the kidney are rare and a majority of these tumours occur in anomalous kidney and exhibit typical renal carcinoid morphology. We reported a middle-aged man with primary atypical ...
Lesser Thomas Günther TG Department of Thoracic and Vascular Surgery, SRH Wald-Klinikum Gera, Teaching Hospital of Friedrich-Schiller University of Jena, Strasse des Friedens 122, Gera D-07548, Germany. - - 2013
Sonography has become the imaging technique of choice for guiding intraoperative interventions in abdominal surgery. Due to artefacts from residual air content, however, videothoracoscopic and open intraoperative ultrasound-guided thermoablation of lung malignancies are impossible. Lung flooding is a new method that allows complete ultrasound imaging of lungs and their tumours. ...
Orcurto Angela - - 2013
Kidney lesions may be difficult to diagnose only by radiological exams, often requiring proof by tissue biopsy. Moreover, if enlarged regional lymph nodes are also present, the spectrum of differential diagnoses is even greater. The role of regional lymph node dissection in this setting is not clearly established. We show ...
Yadav Yk - - 2013
Pleomorphic fibroma (PF) is a benign, polypoid, or dome-shaped cutaneous neoplasm with cytologically atypical fibrohistiocytic cells. We describe the cytomorphological features of PF retrospectively with histopathological diagnosis in a 38-year-old male who presented with 3 × 1.5 cm swelling in the soft tissues of the thigh for 6 months. This ...
Kim Hyun Sung HS Department of Surgery, Pusan National University Hospital, Busan 602-739, Republic of - - 2013
Myolipomas are very rare benign lipomatous soft tissue tumors which are usually located in retroperitoneum, abdominal and pelvic cavity, and the abdominal wall. They can be diagnosed histologically by the presence of irregularly admixed mature adipose tissue and smooth muscle fibers. The correct diagnosis of myolipoma is important, because it ...
Loureiro Ana Luisa - - 2013
Intrapancreatic accessory spleens are congenital malformations that occur in roughly 2% of individuals. Most of them are innocent until found. Lately, there have been a few case reports of intrapancreatic spleen misdiagnosis leading to unnecessary pancreatic surgery. We report the case of a 64-year-old woman who had a hypervascular pancreatic ...
Priyadarshi Vinod V Department of Urology, Institute of Postgraduate Medical Education and Research, Kolkata. - - 2013
Prostatic utricle cyst is a rare midline cystic lesion between the urinary bladder and the rectum, commonly associated with hypospadias. Along with its rarity, it presents a challenge in its diagnosis and proper management. We report a case of large prostatic utricle cyst that was managed conservatively.
Al-Kader Lamia Abd - - 2013
Ocular adnexal lymphoma may involve the eyelids, conjunctiva, orbital tissue, or lacrimal structures. The majority are non-Hodgkin's B-cell lymphomas of mucosa-associated lymphoid tissue (MALT) lymphoma type. Follicular lymphomas represent a small percentage of ocular adnexa lymphomas, particularly in Japan. We report a 68-year-old female patient who presented with a salmon ...
Ko Ji-Seung - - 2013
Primary lymphomas of the canine female genital tract are uncommon tumours. A 9-year-old intact female Lhasa Apso dog presenting with a closed pyometra underwent an ovariohysterectomy (OHE), and the hyperplastic uterine horn along with multiple follicular cysts on the right ovary was examined by histological analysis. Severe infiltration of medium-sized ...
Campbell Leon Frederick - - 2013
Our patient is a 75-year-old man who presented after his pet dog licked persistently at an asymptomatic lesion behind his right ear. Examination revealed a nodular lesion in the postauricular sulcus. Histology confirmed malignant melanoma, which was subsequently excised. Canine olfactory detection of human malignancy is a well-documented phenomenon. Advanced ...
Sroczyński Maciej - - 2013
Ectopic pancreas in the gallbladder is found very rarely in histological examination after cholecystectomy. The etiology of this entity is not yet clear, but there exist several hypotheses about its origin. Our histological study revealed both exocrine and endocrine components of pancreatic tissue as shown by H&E and immunohistochemical staining ...
Falci Saulo Gabriel Moreira SG School of Dentistry, Federal University of Vales do Jequitinhonha e Mucuri, Diamantina, MG, Brazil. - - 2013
The nasopalatine region is composed of structures such as the vomeronasal organ and nasopalatine duct. The nasopalatine duct may provide the communication of the mouth to the nasal cavity in human fetuses and can be obliterated in an adult human. Knowledge on the development of the nasopalatine region and nasopalatine ...
Hale Christopher S - - 2013
The presence of glandular epithelium in urinary tract biopsies poses a diagnostic challenge. Intestinal metaplasia of the urethra may be seen in many congenital, iatrogenic, and reactive conditions, as well as in association with malignant conditions such as urethral adenocarcinoma. We present a case of a 61 year-old woman presenting ...
Tohidi Maasumeh M The Persian Gulf Marine Medicine Biotechnology Research Center, Department of Endocrinology, Bushehr University of Medical Sciences, Bushehr, - - 2013
Introduction. Mixed medullary-follicular thyroid carcinoma is an uncommon tumor that consists of both follicular and parafollicular cells. Case. We report a 43-year-old woman with a palpable mass in the right side of the neck. Fine needle aspiration suggested a diagnosis of high grade anaplastic carcinoma that has been associated with ...
Iwamuro Masaya - - 2013
A 73-year-old Japanese man with synchronous follicular lymphoma and adenocarcinoma of the stomach underwent curative surgical resection. The follicular lymphoma lesion was preoperatively diagnosed as extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue (MALT lymphoma) according to biopsy samples. However, postoperative pathological evaluations revealed components of CD10-positive and CD10-negative lymphoma ...
Bertschi Dominic D Department of Obstetrics and Gynecology, Inselspital, Berne University Hospital, 3010 Berne, - - 2013
Endometriosis is characterised by the growth of ectopic lesions at multiple locations outside the uterine cavity and may be considered a collection of distinct but related conditions. The exact aetiology of endometriosis is still not clear although a role for inflammation is increasingly accepted. We therefore investigated the inflammatory activity ...
Atarbashi Moghadam Saede S Department of Oral and Maxillofacial Pathology, Dental School of Shahid Beheshti University of Medical Sciences, Tehran, - - 2013
P63 may have a role in tumorigenesis and cytodifferentiation of odontogenic lesions. We investigated the immunohistochemical expression of P63 in a total of 30 cases of odontogenic cysts and tumors. The percentage of positive cells was calculated in the lining of odontogenic cysts and islands of ameloblastoma. P63 expression was ...
Varsamis Nikolaos - - 2013
Myxomas of the small intestine are extremely rare types of primary bowel neoplasms. Their presence can trigger intestinal intussusception in the adults. We present the eighth case of intestinal myxoma reported in the English literature. Our patient is a 44-year-old Caucasian female who presented with clinical and imaging findings of ...
Morais Paulo - - 2013
Heterotopic salivary gland tissue consists of otherwise normal salivary tissue, but occurs at a site in which it is normally not present (outside of the major, minor, and accessory salivary glands), with absence of clinical and histological features of branchial cleft anomalies. We herein present a 7-year-old boy with drainage ...
Wilkinson Christopher - - 2013
Cystic renal neoplasms of the kidney can be benign or malignant. Multicystic nephroma (MCN) represents a rare benign cystic lesion of the kidney, which usually presents as a unilateral multicystic renal mass without solid elements. According to the World Health Organization (WHO) classification of the renal neoplasms, it is grouped ...
Ruhl Douglas S - - 2013
We report a rare case of papillary thyroid carcinoma incidentally found within a branchial cleft cyst. Only four other cases have been described in the literature. A total thyroidectomy and selective neck dissection was performed, and no evidence of occult primary disease was found after review of fine sections. Branchial ...
Mweempwa Angela - - 2013
Burkitt's lymphoma of the thyroid gland is a rare malignancy. We present a case of a 58-year-old female who developed a rapid enlargement of her thyroid gland. Core biopsy confirmed the diagnosis of Burkitt's lymphoma. The tumour resolved after three cycles of chemotherapy. This case report emphasises the importance of ...
Goddard J J Warwick Medical School, University of Warwick, - - 2013
We describe the case of a 48-year-old woman who presented with a thyroid lesion incidentally detected on positron emission tomography/computed tomography for a suspicious lung lesion. Subsequent clinical examination and investigations revealed a 3 cm nodule in the left lower pole of the thyroid. Fine needle aspiration was indeterminate for ...
Artunc Ulkumen Burcu B Department of Obstetrics and Gynecology, Celal Bayar University, 45010 Manisa, - - 2013
Dermoid cyst is the most common germ cell tumor of the ovary containing various tissue elements. Ovarian torsion is a common complication of which ultrasonographic diagnosis is confusing. We report here a 14-year-old adolescent with painless torsion of the ovary including dermoid cyst and with abnormal elevated CA 19-9 serum ...
Shah Vandana S - - 2013
Angiolipoma, spindle cell lipoma, myelolipoma, chondrolipoma and myxolipoma are histological variants of lipomas arising from fat tissue. Although angiolipoma is the most common tumour in the trunk and forearm, it occurs infrequently in the head and neck region. In this report we present a case of angiolipoma occurring in the ...
Sarin Yogesh Kumar YK Department of Paediatric Surgery, Maulana Azad Medical College New Delhi, - - 2013
A case of hydatid cyst within a congenital cystic adenomatoid malformation (CCAM) of the right lower lobe of lung in an 8-year-old girl is reported. Presence of CCAM was confirmed on histopathology of the lung tissue attached to the specimen.
Calò P G - - 2013
Thyroid Paragangliomas are exceptionally rare tumors and only 35 documented cases have been reported in the literature. We report an additional unusual male case of thyroid Paraganglioma associated to a chronic lymphocytic thyroiditis and a papillary microcarcinoma. A 45-year-old man presented with a solitary thyroid nodule. Physical examination revealed a ...
Patrao L - - 2013
A 61-year-old woman presented to the emergency room complaining of anterior left thoracic pain and shortness of breath even after minor efforts. Her previous medical history was unremarkable. Pulmonary angiographic tomography showed a moderate bilateral pleural effusion that had collapsed inferior lung lobes, a large pericardial effusion, and several enlarged ...
Gunjiganvi Mallikarjun M Department of Surgery, Regional Institute of Medical Sciences, Imphal, India. Electronic address: - - 2013
Primary gallbladder carcinoma is a rare aggressive neoplasm of elderly with poor prognosis. The tumour is often unresectable at the time of diagnosis. Metastasis to heart is rare and only 6 cases have been reported in the indexed literature. We herein report a case of gallbladder carcinoma metastasizing to heart. ...
Arra A - - 2013
An accessory spleen is defined as ectopic splenic tissue that develops due to failure of fusion of cells during embryonic development as they migrate from the midline to the left upper quadrant. While benign, complications may arise which include trauma, torsion, or infarction of the ectopic tissue. Additionally, patients who ...
Karras Spyridon - - 2013
Ectopic thyroid tissue comprises a rare clinical entity which can clinically manifest with the whole spectrum of thyroid disorders, including thyroid malignancy. Thyroid carcinoma arising in ectopic thyroid tissue is extremely rare, with only a few cases described in the literature so far. We present a very unusual case of ...
Doğer Emek E Department of Obstetrics and Gynecology, School of Medicine, Kocaeli University, Umuttepe Campus, 41380 Uctepeler, Kocaeli, - - 2013
Objective. To discuss a patient with a prenatal diagnosis of unilateral isolated femoral focal deficiency. Case. Antenatal diagnosis of unilateral isolated femoral focal deficiency was made at 20 weeks of gestation. The length of left femur was shorter than the right, and fetal femur length was below the fifth percentile. ...
Löwy Ilana - - 2013
The introduction of new techniques of prenatal diagnosis in the 1960s transformed already back then, and continues to transform, the epistemic space of human heredity. These techniques - like karyotyping, amniocentesis, obstetrical ultrasound, and, more recently, analysis of free foetal DNA in maternal blood - modify the way in which ...
Andrea Romagnoli R Department of Diagnostic and Molecular Imaging, Interventional Radiology and Radiation Therapy, Fondazione Policlinico "Tor Vergata", Viale Oxford 81, 00133 Rome, - - 2013
Extramedullary plasmacytoma involving the heart is extremely rare. Primary extramedullary localizations are most commonly found in the head and neck region, with no radiologic evidence of additional skeletal lesions and normal bone marrow examination, but can occur in many other locations. They rarely occur in the heart and are commonly ...
Hong Sung-Min - - 2013
Pedunculated lipofibroma is a rare benign hamartomatous condition that is characterized by ectopic adipose tissue in the dermis and a solitary form of nevus lipomatosus cutaneous superficialis. We describe here a neonate with congenital pedunculated lipofibroma. The lesion was removed by simple excision.
Serraj Mounia - - 2013
Intratracheal ectopic thyroid tissue is a rare finding that can cause airway obstruction. The symptoms can easily be confused with those of bronchial asthma. We describe the case of a 30-year-old woman with subglottic thyroid tissue who had been misdiagnosed earlier with bronchial asthma. After the correct diagnosis was established, ...
Tavora Fabio - - 2012
SUMMARY: Mesenchymal tumours of the urinary bladder and prostate are infrequent neoplasms. The body of literature is growing with isolated case reports and short series, and the majority of cases are benign neoplasms. Other than stromal tumour of uncertain malignant potential and prostatic stromal sarcoma, both neoplasms derived from the ...
Donndorf Peter P Department of Cardiac Surgery, University Heart Center Rostock, Rostock, Germany. - - 2013
Blood-filled cysts of larger size attached to the heart valves represent a very rare finding in adults. We report here a case of a blood-filled cyst attached to the papillary muscle, demonstrating the importance of multimodal preoperative diagnostic imaging combining both echocardiography and magnetic resonance imaging.
Shin Yu Seob - - 2012
Inverted papilloma of the urinary tract is a rare benign lesion. We report, to our knowledge, the first case of inverted papilloma of the prostatic urethra arising in a juvenile. Our patient was referred for evaluation of painless, gross hematuria and voiding difficulty. Transrectal sonography demonstrated a 1.4 cm papillary ...
Ibrahim Musa - - 2012
Lymphoepithelial cyst (LEC) of the pancreas is almost always reported as a case report or in small series mostly in male adult patients with vague clinical manifestations and difficult pre-operative diagnosis. Between the years 2007 and 2012, two female children with LEC of the pancreas were operated on at the ...
Waxman Alan G - - 2012
In March 2012, the College of American Pathologists and American Society for Colposcopy and Cervical Pathology, in collaboration with 35 stakeholder organizations, convened a consensus conference called the Lower Anogenital Squamous Terminology (LAST) Project. The recommendations of this project include using a uniform, two-tiered terminology to describe the histology of ...
Huang Hua - - 2012
Usually Hodgkin's lymphoma occurs in the mediastinum and head and neck regions. On rare occasions, the first manifestation of Hodgkin's lymphoma may be a disorder of an extranodal site, such as the gastrointestinal tract, nasopharyngeal region, central nervous system, kidney, or other sites. Few cases of classical Hodgkin's lymphoma with ...
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