wadmin – Page 7 – Brazilian Journal of Pathology and Laboratory Medicine

HPLC (variant II, Beta-Thalassemia Short Program) revealed an increased P3 peak (29.2%) with low HbA (58.1%), and normal HbA2 and HbF (2.1% and 1% respectively). A further analysis with alkaline agarose gel electrophoresis (Interlab G26), revealed an abnormal band anodal to A band. These findings were suggestive of hemoglobin variant, probably Hb J

High peak of carbamylated hemoglobin discordant with urea level: a case report

Pico alto da hemoglobina carbamilada discordante com o nível de ureia: relato de caso Siti N. Ab-Rahim1; Tuan S. Tuan-Ismail2; Hanim A. Ibrahim3; Mohd N. Hassan4 1. National Defence Universiti of Malaysia, Kem Perdana Sungai Besi, Kuala Lumpur, Malaysia2. School of Medical Sciences, Universiti Sains Malaysia, Kubang Kerian, Kelantan, Malaysia3. School of Dental Sciences, Universiti […]

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Extensive central ossifying fibroma of mandible: case report

Case Report / wadmin

Extenso fibroma ossificante central em mandíbula: relato de caso Hannah G. F. Morais; Leonardo M. Carlan; Katianne S. Rodrigues; Everton F. Morais; Roseana A. Freitas Universidade Federal do Rio Grande do Norte (UFRN), Natal, Rio Grande do Norte, Brazil Corresponding author Roseana de Almeida FreitasORCID 0000-0003-3488-3465e-mail: roseanafreitas@hotmail.com First Submission on 2/18/2020Last Submission on 3/2/2020Accepted for publication on 3/2/2020Published on 5/20/2021

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Imagem microscópica (400×) de metástase para o pulmão, com detalhe citológico da neoplasia, contendo mitoses (seta)

Soft tissue myoepithelial carcinoma: is it a low-grade cancer?

Case Report / wadmin

Carcinoma mioepitelial de partes moles: um tumor de baixo grau de malignidade? Lucas A. A. França; Bárbara V. de Deus; Plínio Medeiros FilhoJ. Bras. Patol. Med. Lab. 2021;57(1):1-4DOI: 10.5935/1676-2444.20210018 Lucas A. A. França; Bárbara V. de Deus; Plínio Medeiros Filho Universidade Federal do Tocantins, Palmas, Tocantins, Brazil Corresponding author Lucas Ataídes Amorim França0000-0002-6045-3859e-mail: lucaz_franca@hotmail.com First Submission

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Underreporting of scientific knowledge: a theme for reflection

False-negative result in molecular diagnosis of SARS-CoV-2 in samples with amplification inhibitors

Original Article / wadmin

Resultado falso negativo no diagnóstico molecular de SARS-CoV-2 em amostras com inibidores de amplificação Marcelo Fruehwirth; Açucena V. Rivas; Andressa F. R. Fitz; Aline Cristiane C. A. Batista; Cleypson Vinicius Silveira; Robson M. Delai Centro de Medicina Tropical da Tríplice Fronteira, Foz do Iguaçu, Paraná, Brazil DOI: 10.5935/1676-2444.20200060 Corresponding author Marcelo FruehwirthORCID 0000-0002-8548-3798e-mail: marcelo.fruehwirth@hmcc.com.br First Submission

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False-negative result in molecular diagnosis of SARS-CoV-2 in samples with amplification inhibitors

Article Type, Issue, Original Article, Vol 56, Issue 1 / wadmin

Marcelo Fruehwirth; Açucena V. Rivas; Andressa F. R. Fitz; Aline Cristiane C. A. Batista; Cleypson Vinicius Silveira; Robson M. DelaiJ. Bras. Patol. Med. Lab. 2020;56(1):1-8DOI: 10.5935/1676-2444.20200060 ABSTRACT INTRODUCTION: Although reverse transcription-polymerase chain reaction (rRT-PCR) is the gold standard method for detecting severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), some factors, such as the presence of amplification

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Influence of expiration date on analytical performance of rapid tests for HIV diagnosis

Article Type, Issue, Original Article, Vol 56, Issue 1 / wadmin

Feliciana L. O. Marinho; Nelson Luiz L. Santos; Suzane P. F. Neves; Leonardo S. VasconcellosJ. Bras. Patol. Med. Lab. 2020;56(1):1-4DOI: 10.5935/1676-2444.20200055 ABSTRACT INTRODUCTION: Rapid tests (RTs) are ideal to provide laboratorial results within 30 minutes in a variety of situations and locations, even in underserved communities. Like any other laboratory input, they can only be used

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Influence of expiration date on analytical performance of rapid tests for HIV diagnosis

Original Article / wadmin

Influência do prazo de validade no desempenho analítico de teste rápido para o diagnóstico do HIV Feliciana L. O. Marinho1-3; Nelson Luiz L. Santos2; Suzane P. F. Neves1; Leonardo S. Vasconcellos1,3 1. Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Minas Gerais, Brazil2. Instituto Hermes Pardini, Belo Horizonte, Minas Gerais, Brazil3. Grupo de Pesquisa em

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Coronavirus SARS-CoV-2 and Covid-19

Editorial / wadmin

Coronavírus SARS-CoV-2 e Covid-19 Armênio Uzunian Physician DOI: 10.5935/1676-2444.20200053 Corresponding author Armênio UzunianORCID: 0000-0003-2867-7673E-mail: auzunarmen@gmail.com First Submission on 6/30/2020Last Submission on 6/30/2020Accepted for publication on 7/2/2020Published on 9/9/2020 The causative agent of Covid-19, the severe acute respiratory syndrome (SARS), is a virus belonging to the Coronaviridae family, named SARS-CoV-2, which shows high homology with the virus that caused the SARS outbreak

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Coronavirus SARS-CoV-2 and Covid-19

Article Type, Editorial, Issue, Vol 56, Issue 1 / wadmin

Armênio UzunianJ. Bras. Patol. Med. Lab. 2020;56(1):1-4DOI: 10.5935/1676-2444.20200053 ABSTRACT The causative agent of Covid-19, the severe acute respiratory syndrome (SARS), is a virus belonging to the Coronaviridae family, named SARS-CoV-2, which shows high homology with the virus that caused the SARS outbreak in 2003, SARS-CoV(1). SARS-CoV-2 is a ribonucleic acid (RNA) virus, whose genetic material

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Evaluation of quality indicators of cervical cytopathology tests carried out in a municipality of Paraná, Brazil

Article Type, Issue, Original Article, Vol 56, Issue 1 / wadmin

Juliana Cristina Magalhães; Leonarda S. F. Morais; Jacqueline Plewka; Maurício Turkiewicz; Rita G. AmaralJ. Bras. Patol. Med. Lab. 2020;56(1):1-7DOI: 10.5935/1676-2444.20200041 ABSTRACT INTRODUCTION: Although the criteria and recommendations are well defined to improve the quality of cervical cytopathology tests (Pap smear) in Brazil, the quality indicators of several laboratories are below the recommended standards.OBJECTIVE: To evaluate the quality

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