# Oncological Surgery in Times of COVID-19: Effectiveness of Preoperative Screening for Sars-Cov-2

> **NCT04434261** · — · UNKNOWN · sponsor: **Instituto Brasileiro de Controle do Cancer** · enrollment: 1500 (estimated)

## Conditions studied

- SARS-CoV-2
- Oncology
- Surgery

## Interventions

- **DIAGNOSTIC_TEST:** PT-PCR test for SARS-CoV-2

## Key facts

- **NCT ID:** NCT04434261
- **Lead sponsor:** Instituto Brasileiro de Controle do Cancer
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-05-11
- **Primary completion:** 2020-12-31
- **Final completion:** 2021-09-30
- **Target enrollment:** 1500 (ESTIMATED)
- **Last updated:** 2021-03-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04434261

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04434261, "Oncological Surgery in Times of COVID-19: Effectiveness of Preoperative Screening for Sars-Cov-2". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT04434261. Licensed CC0.

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