From b2f03442a00049cd17ebf731e2f6508d1d0dfd3f Mon Sep 17 00:00:00 2001 From: James Kerns Date: Thu, 23 Feb 2023 11:10:13 -0600 Subject: [PATCH] add cbct acquisition warning --- docs/source/cbct.rst | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/docs/source/cbct.rst b/docs/source/cbct.rst index 7bbb9027..ca6c6424 100644 --- a/docs/source/cbct.rst +++ b/docs/source/cbct.rst @@ -69,6 +69,20 @@ Or generate a PDF report: cbct.publish_pdf('mycbct.pdf') +Image Acquisition +----------------- + +Acquiring a scan of a CatPhan has a few simple requirements: + +#. The field of view must be larger than the phantom diameter + a few cm for clearance. +#. All modules must be visible. + + .. warning:: + + This can cause strange results if not all modules are scanned. Furthermore, aligning axially to the white dots + on the side of the catphan will not catch the inferior modules on a typical CBCT scan. We suggest + aligning to the center of the HU module (the module inferior to the white dots) when acquiring via CBCT. + Typical Use -----------