# Lung segmentation problem(Dicom file resolution)

**URL:** https://discourse.slicer.org/t/lung-segmentation-problem-dicom-file-resolution/45272
**Category:** Support
**Created:** [November 29, 2025, 1:37am UTC](https://discourse.slicer.org/t/lung-segmentation-problem-dicom-file-resolution/45272 "2025-11-29T01:37:29Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![Seungho](https://avatars.discourse-cdn.com/v4/letter/s/ebca7d/32.png) [@Seungho](https://discourse.slicer.org/u/Seungho)
#### Post date: [November 29, 2025, 1:37am UTC](https://discourse.slicer.org/t/lung-segmentation-problem-dicom-file-resolution/45272/1 "2025-11-29T01:37:29Z")

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**I am trying to perform lung segmentation, but the image resolution is too low as shown in the picture. Even after pointing everywhere, the segmentation does not work. Could you please advise me on what to do? Thank you for your help.**

 ![zdbndef](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/6/9/699a6d0303f110b034334ebf37b30c34fffff2fc.jpeg)