apollo
  • Male
  • 25 Years
  • 20/02/2025

Could someone help me understand my mom's chest x-ray results? Her oxygen levels seem fine, but I'm worried because her SpO2 drops to 85 when she lies down. What could be causing this?

Doctor 1

Answered by 1 Apollo Doctors

do pulmonary function test

Dr. Ranjith Suggests...

Consult a Pulmonology Respiratory Medicine Specialist

Answered 04/07/2025

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  • Understanding Chest X-ray Results

    1. A chest X-ray evaluates lung and heart health.
    2. It can reveal issues like fluid in the lungs or heart enlargement, which might affect oxygen levels.
  • Causes of Oxygen Saturation Drop When Lying Down (Orthodeoxia)

    1. SpO2 drop may indicate lung or heart issues.
    2. Possible causes include pulmonary shunting, heart failure, or diaphragmatic problems.
  • Importance of Clinical Correlation and Further Tests

    1. A chest X-ray is part of a broader assessment.
    2. Additional tests like an echocardiogram or CT scan may be necessary.
    3. Monitor oxygen levels in different positions and during activity.
  • When to Seek Medical Attention

    1. Urgent care is needed for severe breathlessness or chest pain.
  • Next Steps and Specialist Consultation

    1. Consult a pulmonologist or cardiologist for a detailed evaluation.
    2. Discuss possible treatments or interventions based on findings.

Recommended next steps

Consult a Pulmonology Respiratory Medicine Specialist or Consult a Cardiologist

Answered 10/09/2025

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