# Primary Colorectal Signet Ring Cell Carcinoma and the Risk of Multiple Primary Gastrointestinal Malignancies

> **NCT06978595** · — · COMPLETED · sponsor: **asmaa salama ibrahim** · enrollment: 8171 (actual)

## Conditions studied

- Colorectal Carcinoma
- Cancer
- Signet Ring Adenocarcinoma of the Colon

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT06978595
- **Lead sponsor:** asmaa salama ibrahim
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2000-01-01
- **Primary completion:** 2021-12-30
- **Final completion:** 2021-12-30
- **Target enrollment:** 8171 (ACTUAL)
- **Last updated:** 2025-05-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06978595

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06978595, "Primary Colorectal Signet Ring Cell Carcinoma and the Risk of Multiple Primary Gastrointestinal Malignancies". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT06978595. Licensed CC0.

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