Evaluating Serum Surfactant Protein-D, KL-6, and Deep Learning Approaches on Chest X-rays for Lung Fibrosis Detection: A Prospective Observational Investigation - Scorecard - MDSpire

Evaluating Serum Surfactant Protein-D, KL-6, and Deep Learning Approaches on Chest X-rays for Lung Fibrosis Detection: A Prospective Observational Investigation

  • By

  • Hirotaka Nishikiori

  • Naoya Yama

  • Kenichi Hirota

  • Yuki Mori

  • Ippei Neriai

  • Haruka Takenaka

  • Atsushi Saito

  • Mamoru Takahashi

  • Koji Kuronuma

  • Shinichiro Ueda

  • Masamitsu Hatakenaka

  • Hirofumi Chiba

  • December 17, 2025

  • 0 min

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Clinical Scorecard: Evaluating Serum Surfactant Protein-D, KL-6, and Deep Learning Approaches on Chest X-rays for Lung Fibrosis Detection: A Prospective Observational Investigation

At a Glance

CategoryDetail
ConditionLung Fibrosis
Key MechanismsDetection through serum biomarkers (SP-D, KL-6) and deep learning algorithms for chest radiographs.
Target PopulationIndividuals aged 50–100 years undergoing routine health checkups.
Care SettingHealth checkup facilities and hospitals in Japan.

Key Highlights

  • Serum SP-D and KL-6 levels are elevated in pulmonary fibrosis and used for early detection.
  • Fine crackles are a common early indicator of pulmonary fibrosis.
  • Deep learning algorithms like BMAX have been developed for detecting fibrosing ILD from chest radiographs.
  • Chest CT is used for secondary screening after initial health checkup evaluations.
  • The study emphasizes the importance of early detection and treatment initiation for improved outcomes.

Guideline-Based Recommendations

Diagnosis

  • Use serum SP-D and KL-6 levels for differentiating ILD patients from healthy individuals.
  • Chest radiographs should be reviewed for abnormalities warranting further evaluation.

Management

  • Initiate antifibrotic therapy upon early detection of lung fibrosis.

Monitoring & Follow-up

  • Regular monitoring of serum SP-D and KL-6 levels in patients with suspected ILD.

Risks

  • Progression rates of lung fibrosis can range from 20 to 76% if not detected early.

Patient & Prescribing Data

Individuals undergoing routine health checkups, particularly those aged 50–100 years.

Antifibrotic drugs can reduce the annual decline in forced vital capacity by approximately 50%.

Clinical Best Practices

  • Incorporate serum biomarker testing in routine health checkups for early detection of lung fibrosis.
  • Utilize deep learning algorithms for improved accuracy in chest radiograph interpretations.

References

Original Source(s)

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