C.8.19.2.1 Enhanced XA/XRF Image Module Attribute Description

C.8.19.2.1.1 Image Type and Frame Type

In addition to the requirements specified in C.8.16.1 Image Type, the following additional requirements and Defined Terms are specified.

C.8.19.2.1.1.1 Pixel Data Characteristics

Value 1 of Image Type (0008,0008) and Frame Type (0008,9007) is discussed in C.8.16.1.1. No additional requirements or Defined Terms.

C.8.19.2.1.1.2 Patient Examination Characteristics

Value 2 of Image Type (0008,0008) and Frame Type (0008,9007) is discussed in C.8.16.1.2. No additional requirements or Defined Terms.

C.8.19.2.1.1.3 Image Flavor

Value 3 of Image Type (0008,0008) and Frame Type (0008,9007) is discussed in C.8.16.1.3. No additional requirements or Defined Terms.

C.8.19.2.1.1.4 Derived Pixel Contrast

Value 4 of Image Type (0008,0008) and Frame Type (0008,9007) is discussed in C.8.16.1.4.The value shall be NONE.

C.8.19.2.1.2 Bits Allocated and Bits Stored

Table C.8.X2-2 specifies the allowed combinations of Bits Allocated (0028,0100) and Bits Stored (0028,0101).

Table C.8.19.2-2ALLOWED COMBINATIONS OF ATTRIBUTE VALUES FOR BITS ALLOCATED AND BITS STORED

Bits Allocated Bits Stored
8 8
16 9 to16

C.8.19.2.1.3 Planes in Acquisition

The Planes in Acquisition (0018,9410) attribute identifies the multiplicity of planes used simultaneously during the acquisition. Enumerated Values are:

SINGLE PLANE Image is a single plane acquisition;
BIPLANE Image is part of a Bi-plane acquisition;
UNDEFINED Image is created by using data from one or two planes (e.g., reconstructed projection). May only be used when Image Type Value 1 equals DERIVED.