dcm2niix command not found

In this troubleshooting guide we learn how to fix dcm2niix command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

dcm2niix: command not found

or when using sudo you get the following error message

sudo: dcm2niix: command not found

Solutions to dcm2niix: command not found

How To Fix dcm2niix: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu dcm2niix is provided by dcm2niix package.

dcm2niix is:

dcm2niix is the successor of dcm2nii, a popular tool for converting images from the complicated formats used by scanner manufacturers (DICOM, PAR/REC) to the simpler NIfTI format used by many scientific tools. It works for all modalities (CT, MRI, PET, SPECT) and sequence types.

To fix this problem, we can install more using the command below.

sudo apt-get -y install dcm2niix

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install dcm2niix.

sudo apt -y install dcm2niix

Or if you have aptitude installed you can use the following command.

sudo aptitude install dcm2niix

Summary

In this tutorial we learn how to fix dcm2niix command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.