Sidney R. Nadal

Emilio Ribas, SP 01246900, Brazil

Last Updated: 09/26/2026

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Found 12 publications

Real-Time Application of Artificial Intelligence for Automatic Detection of High-Grade Squamous Intraepithelial Lesions During High-Resolution Anoscopy.

Real-Time Application of Artificial Intelligence for Automatic Detection of High-Grade Squamous Intraepithelial Lesions During High-Resolution Anoscopy.

Journal: Journal of clinical medicine

Published: January 01, 2026

Artificial Intelligence for Anal Cancer Screening: Multicenter Multicontinental Validation of a Trinary Model in High-Resolution Anoscopy.

Artificial Intelligence for Anal Cancer Screening: Multicenter Multicontinental Validation of a Trinary Model in High-Resolution Anoscopy.

Journal: Gastro hep advances

Published: November 10, 2025

Correction: Saraiva et al. Deep Learning and High-Resolution Anoscopy: Development of an Interoperable Algorithm for the Detection and Differentiation of Anal Squamous Cell Carcinoma Precursors-A Multicentric Study. Cancers 2024, 16, 1909.

Correction: Saraiva et al. Deep Learning and High-Resolution Anoscopy: Development of an Interoperable Algorithm for the Detection and Differentiation of Anal Squamous Cell Carcinoma Precursors-A Multicentric Study. Cancers 2024, 16, 1909.

Journal: Cancers

Published: October 10, 2025

Evaluating ChatGPT-4 for the Interpretation of Images from Several Diagnostic Techniques in Gastroenterology.

Evaluating ChatGPT-4 for the Interpretation of Images from Several Diagnostic Techniques in Gastroenterology.

Journal: Journal of clinical medicine

Published: December 03, 2024

Automated detection and classification of cervical and anal squamous cancer precursors using deep learning and multidevice colposcopy.

Automated detection and classification of cervical and anal squamous cancer precursors using deep learning and multidevice colposcopy.

Journal: Scientific reports

Published: July 24, 2024

Deep Learning and High-Resolution Anoscopy: Development of an Interoperable Algorithm for the Detection and Differentiation of Anal Squamous Cell Carcinoma Precursors-A Multicentric Study.

Deep Learning and High-Resolution Anoscopy: Development of an Interoperable Algorithm for the Detection and Differentiation of Anal Squamous Cell Carcinoma Precursors-A Multicentric Study.

Journal: Cancers

Published: April 11, 2024

Perianal fistulizing Crohn's disease is associated with a higher prevalence of HPV in the anorectal fistula tract. A comparative study.

Perianal fistulizing Crohn's disease is associated with a higher prevalence of HPV in the anorectal fistula tract. A comparative study.

Journal: Clinics (Sao Paulo, Brazil)

Published: October 23, 2022

Is there a higher frequency of anal dysplasia and infection by human papillomavirus in Crohn's disease patients?

Is there a higher frequency of anal dysplasia and infection by human papillomavirus in Crohn's disease patients?

Journal: Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologica

Published: August 22, 2022

Comparison between anal cytology, high-resolution anoscopy and HPV DNA genotyping by polymerase chain reaction in the post-treatment follow-up of condylomata acuminata.

Comparison between anal cytology, high-resolution anoscopy and HPV DNA genotyping by polymerase chain reaction in the post-treatment follow-up of condylomata acuminata.

Journal: Revista do Colegio Brasileiro de Cirurgioes

Published: March 26, 2019

Local control of human papillomavirus infection after anal condylomata acuminata eradication.

Local control of human papillomavirus infection after anal condylomata acuminata eradication.

Journal: Revista do Colegio Brasileiro de Cirurgioes

Published: December 10, 2012

Genital warts: comparing clinical findings to dermatoscopic aspects, in vivo reflectance confocal features and histopathologic exam.

Genital warts: comparing clinical findings to dermatoscopic aspects, in vivo reflectance confocal features and histopathologic exam.

Journal: Anais brasileiros de dermatologia

Published: June 08, 2012

Evaluation of Langerhans cells counts comparing HIV-positive and negative anal squamous cell-carcinoma patients.

Evaluation of Langerhans cells counts comparing HIV-positive and negative anal squamous cell-carcinoma patients.

Journal: Acta cirurgica brasileira

Published: May 11, 2012

Showing 1-12 of 12

Last Updated: 09/26/2026