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NCT04434261: ASTANA
Oncological Surgery in Times of COVID-19: Effectiveness of Preoperative Screening for Sars-Cov-2
trial testing PT-PCR test for SARS-CoV-2 in SARS-CoV-2 in 1,500 participants. Status unknown.
31 December 2020
Quick facts
| Lead sponsor | Instituto Brasileiro de Controle do Cancer |
|---|---|
| Status | Status unknown |
| Study type | OBSERVATIONAL |
| Enrollment | 1,500 |
| Start date | 11 May 2020 |
| Primary completion | 31 December 2020 |
| Estimated completion | 30 September 2021 |
| Sites | 1 location across Brazil |
Drugs / interventions tested
- PT-PCR test for SARS-CoV-2
Conditions studied
- SARS-CoV-2 — all drugs for SARS-CoV-2 →
- Oncology — all drugs for Oncology →
- Surgery — all drugs for Surgery →
Sponsor
Instituto Brasileiro de Controle do Cancer — full company profile →
Who can join
18 and older, any sex, with SARS-CoV-2 or Oncology. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
To evaluate the incidence of patients with a positive test for SARS-CoV-2, performed in the preoperative screening for patients treated at the institution
Publications & conference data
2 peer-reviewed publications reference this trial (live from Europe PMC):
-
Cancer Management during COVID-19 Pandemic: Is Immune Checkpoint Inhibitors-Based Immunotherapy Harmful or Beneficial?
Vivarelli S, Falzone L, Grillo CM, Scandurra G, et al · · 2020 · cited 63× · PMID 32785162 · DOI 10.3390/cancers12082237 -
Oncological Surgery During the COVID-19 Pandemic: Effectiveness of Preoperative Screening and Factors Associated with Postoperative SARS-CoV-2 Infection.
Lopes A, Pastore CBP, Deckers P, Halla IKMW, et al · · 2022 · cited 7× · PMID 35000079 · DOI 10.1245/s10434-021-11195-4
Verify or expand the search:
- PubMed search for NCT04434261
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT04434261 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Instituto Brasileiro de Controle do Cancer
- Last refreshed: 8 March 2021
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04434261.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing