# Derivation and Validation of a Scoring System to Distinguish Cryptococcosis and Adenocarcinoma in Pulmonary Nodules

> **NCT04554875** · — · UNKNOWN · sponsor: **Shanghai Pulmonary Hospital, Shanghai, China** · enrollment: 1000 (estimated)

## Conditions studied

- Cryptococcosis
- Lung Adenocarcinoma

## Interventions

- **DIAGNOSTIC_TEST:** A scoring system

## Key facts

- **NCT ID:** NCT04554875
- **Lead sponsor:** Shanghai Pulmonary Hospital, Shanghai, China
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-01-01
- **Primary completion:** 2021-06-01
- **Final completion:** 2021-07-01
- **Target enrollment:** 1000 (ESTIMATED)
- **Last updated:** 2020-09-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04554875

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04554875, "Derivation and Validation of a Scoring System to Distinguish Cryptococcosis and Adenocarcinoma in Pulmonary Nodules". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT04554875. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*
