Maria Ines Meurer

Federal University of Santa Catarina | UFSC · Department of Pathology

Juvenile mandibular chronic osteomyelitis (JMCO) is a rare, idiopathic disease of chronic bone inflammation without suppuration, sinus tract formation, or sequestration. As the name suggests, this condition predominately affects children. The few cases of JMCO reported in the literature describe different treatments, and thus a standard therapy pro...

Aims: Mucormycosis is a rare and aggressive fungal infection with a high mortality rate because of its rapidly progressive and destructive nature. The oral cavity is often affected under opportunistic conditions. We report a 34-year-old woman diagnosed with acute myeloid leukemia complained of slight swelling on the right side of her face with too...

Objectives : This study aimed to evaluate the accuracy of EstomatoNet/TelessaúdeRS, a telediagnosis service for oral diseases available to primary healthcare professionals in southern Brazil. Study Design : The sample of this multicenter cross-sectional study comprised 100 patients seen at the oral medicine outpatient clinic of three Brazilian Den...

manual técnico de tele-estomatologia

The electronic cigarette has emerged as an alternative to the conventional cigarette, being considered by some as a smoking cessation aid. The device has attracted the interest of many young people in search of new experiences, sensations, and recreation. The aim of this study was to assess, using a questionnaire, the level of knowledge of undergra...

The State of Santa Catarina is located in the South of Brazil, covering an area of 95,730 km2, and is divided into 295 municipalities, with an estimated population of 7.164.788 inhabitants. Specialised medical facilities are centralised in urban centres. The State has 39 registered Oral Medicine (OM) specialists (one per 183,700 inhabitants).

Telepathology systems (TPS) can improve and accelerate the process of diagnosis, particularly in those complex cases where the second expert/specialized opinion is required. To support scenarios involving complex cases, a TPS must provide collaborative virtual microscopy and communication between pathologists to accelerate and improve the process o...

Introduction Fibrous dysplasia (FD) and aneurysmal bone cyst (ABC) are uncommon non-neoplastic intraosseous lesions, and the occurrence of concomitant FD and ABC is extremely rare. Case report An 11-year-old boy presented with gradual progressive enlargement of his right zygomatic bone over 4 years prior to presentation. Computed tomography reveal...

The Brazilian Constitution of 1988 defines health as a universal right. O Sistema Únicode Saúde (SUS), is one of the largest public Health systems in the world providing free access to integrated care. SUS is managed and financed by the federation, states and municipalities. It includes primary, sub-acute,acute care, emergency services, dental care...

The aim of this study was to investigate the characteristics of individuals with intraoral potentially malignant disorders (IOPMD) in an oral pathology service in Brazil. Cases were screened based on clinical diagnosis of leukoplakia (LKP), erythroleukoplakia (ELKP), and erythroplakia (EP). Clinical data and information regarding associated factors...

Poor description of oral lesions jeopardize the prioritization of appointments in Oral Medicine. The present study investigated whether the use of support tools changes the quality of descriptions focusing on health care prioritization. Two oral lesions (A and B) were described by 64 dental students and 48 dentists using three methods: (a) without...

This study proposes a simple standardized method for the production of analog X-ray images of dolphin teeth, and to explore its potential use as a complementary technique in the evaluation of dental pathology in small cetaceans. We investigated exposure times that produced the best results, and whether radiographs helped in the diagnosis of macrosc...

A retrospective analysis of hospitalisation due to oral and dental conditions (ODC) was performed for patients in Queensland. The aim was to identify the rate and cost of hospitalisation and to examine the association between hospitalisation and age, geographical location and Indigenous status. There were 81528 admissions to Queensland's hospitals...

The aim of this article is to present a rare case of myiasis caused by Dermatobia hominis. Myiasis is a disease caused by invasion of tissues of animals and humans by larval stages of dipterous (2-winged) flies. There are few reports of oral myiasis in the literature, mostly related to Cochliomyia hominivorax larvae. We present a case of a 53-year-...

Traumatic myositis ossificans (TMO) is a rare ossifying disease that occurs in the muscle or soft tissues. A case of TMO isolated in the temporalis muscle is reported. In the case described, calcification in the temporalis muscle was confirmed after computed tomography. Surgery, physiotherapy, and histopathological analysis were performed. One year...

Aim: The aim of this review was to determine if photographic examination and subsequent image analysis provides comparable accuracy to visual inspection for the diagnosis of common dental conditions in children and adolescents. Methods: We searched the PubMed database for studies that compared diagnostic accuracy of the two inspection techniques...

Mucoepidermoid carcinoma ex pleomorphic adenoma (MCxPA) is a rare salivary gland tumor predominantly found in major salivary glands. A case of MCxPA involving the soft tissue and bone of the retromolar region of a 26-year-old man is presented. The histopathological features revealed a neoplasm with predominance of pleomorphic adenoma (PA) elements,...

Dental treatment of patients with leukemia should be planned on the basis of antineoplastic therapy which can be chemotherapy with or without radiotherapy and bone marrow transplantation. Many are the oral manifestations presented by these patients, arising from leukemia and/or treatment. In addition, performing dental procedures at different stage...

A boa comunicação escrita é uma habilidade essencial para a troca de informações entre profissionais da saúde. No contexto do SUS, essa troca ocorre por meio de documentos de referência e contrarreferência. Considerando as lesões bucais que necessitam de avaliação na atenção secundária, documentos de referência permitem avaliar a necessidade clínic...

This paper presents a technological solution with the purpose of collaborative medical image visualization with support of decision in telemedicine environments. A fully web-based modular platform was developed which contains visualization, marking and manipulation synchronized between multiple users with communication established through video cal...

Keratocystic odontogenic tumor (KCOT) is a benign tumor that arises sporadically or associated with nevoid basal cell carcinoma syndrome (NBCCS). Its locally aggressive behavior contrasts with its cystic histological appearance. To better understand the interaction between tumor cells and the stroma, the present study aimed to evaluate and compare...

Este artigo tem por objetivo apresentar uma solução tecnológica desenvolvida para permitir atividades colaborativas de diagnóstico de lesões bucais em ambientes de Teleodontologia. Trata-se de uma plataformatotalmente baseada na web e que permite o gerenciamento e compartilhamento de imagens clínicas, radiográficas e histopatológicas, dispensando a...

Patient with difficult-to-manage oral lichen planus, with relapses and exacerbations over a 10-year period, presented with a large ulcerative and foul-smelling intraoral mass in the left maxillary region. The initial clinical diagnosis indicated squamous cell carcinoma with possible association with previous history of lichen planus at the site. Th...

The Special Interest Groups (SIG) emerged from an initiative of Telemedicine University Network in Brazil, which aims remote collaboration between health professionals on the discussion of specific topics through virtual interaction. This report presents the objectives and operating model of SIG - Oral Diagnosis. Keywords: Telemedicine, Oral Hea...

This study assessed the influence of acquisition parameters of tomographic volumes on the reproduction of thin bone structures for rapid prototyping purposes. Two parameters were investigated: Field of View (FOV) and Slice Thickness (ST). The specimen was comprised of five pairs of 0.6 mm, 1.1 mm, 1.5 mm, 2.0 mm and 2.8 mm thick cortical bone plate...

The advent of Cone Beam Computed Tomography (CBCT) has turned the analysis of computed tomography (CT) images into a routine for the dentomaxillofacial radiologist. In most cases, processing and analysis of these images is performed using proprietary softwares, coupled to respective imaging equipment. We present a fully web tool that allows viewing...

Abstract: We present a Web tool that enables the visualization an collaborative interaction with medical image series in the browser. The tool contains many of the commonly-used features in standard medical image manipulation software, such as those present in CT equipment. In addition, the tool allows collaboration through the Internet, useful in...

Objective: The Keratocystic odontogenic tumor (KOT) demonstrates infiltrative behavior and a high recurrence rate. The proliferative activity of the parenchyma and the interaction between parenchyma and stroma are the main factors in the process of neoplastic invasion. To study the biological behavior of this lesion the proliferation index of neopl...

This study investigated the viability of the cell block technique as an auxiliary method of diagnosing jawbone lesions. Thirty-three clinically diagnosed jawbone lesions with a cystic appearance were subjected to aspiration. The aspirated material was processed by the cell block technique, and the lesions were biopsied and treated. Cytological find...

INTRODUÇÃO: A busca por novos métodos que auxiliem e simplifiquem de maneira eficaz o diagnóstico de lesões maxilares, cistos e tumores, objetiva beneficiar os pacientes e facilitar a atuação dos profissionais da área de diagnóstico bucal. Além dos dados clínicos, radiográficos e histopatológicos classicamente utilizados nos protocolos de investiga...

INTRODUCTION: The search for new methods that aid and optimize the diagnosis of cystic and tumoral maxillary lesions aims to benefit both patients and professionals from oral diagnosis. In addition to clinical, radiographic and histological findings traditionally used in research protocol for maxillary lesions, the adaptation of widely used medical...

Resumo Ferramentas de Telessaúde podem oferecer diferentes oportunidades para assistência e educação em Odontologia. Apresentam-se resultados parciais do desenvolvimento de uma solução tecnológica destinada ao gerenciamento de imagens com finalidade diagnóstica, focando atividades colaborativas em ambientes de Telessaúde. A plataforma modular, deno...

The development of the oral squamous cell carcinoma (OSCC) is a multistep process that requires the accumulation of multiple genetic alterations usually preceded by detectable mucosal changes, most often leukoplakias and erythroplakias. The clinical appearance of oral precancerous lesions and their degree of epithelium dysplasia suggests the malign...

Paracoccidioidomycosis is an infection caused by the p. brasiliensis fungus. This is a deep, systemic fungal infection considered endemic in Brazil and some Latin American countries. The fungus is acquired by inhalation, resulting in a pulmonary disease which may also affect the skin, oral, nasal and gastrointestinal mucosa, as well as the spleen a...

La paracoccidioidomicosis es una infección causada por un hongo P. brasiliensis. Se trata de una micosis profunda y sistémica, es considerada una enfermedad endémica en Brasil y en otros países de América Latina. El hongo es adquirido por inhalación, dando lugar a un cuadro clínico pulmonar que puede posteriormente afectar a la piel, mucosa oral, n...

The present study evaluated by cone-beam computed tomography (CBCT) the apical canal transportation and centralizing ability of different automated systems after root canal preparation. The mesiobuccal canals of maxillary first molars (n=10 per group) were prepared with: GI - reciprocating system with K-Flexofile; GII - reciprocating system with Ni...

Selective laser sintering (SLS) and three-dimensional printing (3DPtrade mark) are rapid prototyping (RP) techniques to fabricate prototypes from biomedical images. To be used in maxillofacial surgery, these models must accurately reproduce the craniofacial skeleton. To analyze the capacity of SLS and 3DPtrade mark models to reproduce craniomaxilla...

Biomedical prototyping has resulted from a merger of rapid prototyping and imaging diagnosis technologies. However, this process is complex, considering the necessity of interaction between biomedical sciences and engineering. Good results are highly dependent on the acquisition of computed tomography images and their subsequent manipulation by mea...

O processo de construção de protótipos biomédicos surgiu da união das tecnologias de prototipagem rápida e do diagnóstico por imagens. No entanto, este processo é complexo, em função da necessária interação entre as ciências biomédicas e a engenharia. Para que bons resultados sejam obtidos, especial atenção deve ser dispensada à aquisição das image...

5 ABSTRACT The nasolabial cyst is a rare nonodontogenic cyst of slow progression which, depending on its size, can cause facial asymmetry. It is commonly and successfully treated by enucleation, using an intra-oral approach. There is a potential risk of an oronasal fistula when this modality of treatment is employed, owing to the proximity of the c...

To determine the location in soft tissues of the calcifications, similar to calcified carotid atheromas, that can be observed radiographically in the cervical region in panoramic radiographs. In each anatomic cadaver specimen preserved in formol, consisting of the head and neck, radiopaque spheres (made from gutta-percha) were positioned in anatomi...

Regarding the development of rapid prototyping (RP) and image diagnosis technologies, the process of manufacturing biomedical prototypes has been evaluated by merging these two technologies. However, this process is complex. In order to obtain good results, a number of aspects requires special attention along the image acquisition by computed tomog...