Collection of libraries and applications that helps with DICOM testing and troubleshooting.
DICOM tag (gggg,eeee) = group,element
dcmodify -e "(gggg, eeee)=value" filename
dcmodify -m "(gggg, eeee)=value" filename
find . -name "*.dcm" -exec dcmodify -e "(gggg, eeee)=value" \{\} \;
find . -name "*.dcm" -exec dcmodify -m "(gggg, eeee)=value" \{\} \;
find . -name "*.dcm" -exec dcmconv +ti \{\} \{\}.new \;