L.4 Dental Class Profile
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## L.4 Dental Class Profile

### L.4.1 STD-DTL-SEC-ZIP-MAIL Abstract and Transfer Syntaxes

Applications interchanging data under the STD-DTL-SEC-ZIP-MAIL profile shall support the Information Object Definitions (IOD) and Transfer Syntaxes for the Media Storage SOP Class specified in Table L.3-2. File Set Creators for the STD-FTL-SEC-ZIP-MAIL shall support at least one of the optional IODs.

Table L.3-2. STD-DTL-SEC-ZIP-MAIL Abstract and Transfer Syntaxes

Information Object Definition | SOP Class UID | Transfer Syntax and UID | FSC Requirement | FSR Requirement
--- | --- | --- | --- | ---
Basic Directory | 1.2.840.10008.1.3.10 | Explicit VR Little Endian Uncompressed 1.2.840.10008.1.2.1 | Mandatory | Mandatory
Digital Intra-oral X-Ray Image Storage - For Presentation | 1.2.840.10008.5.1.4.1.1.1.3 | Explicit VR Little Endian Uncompressed 1.2.840.10008.1.2.1 | Optional | Mandatory
Digital X-Ray Image Storage - For Presentation | 1.2.840.10008.5.1.4.1.1.1.1 | Explicit VR Little Endian Uncompressed 1.2.840.10008.1.2.1 | Optional | Mandatory

### L.4.2 Medium Format

The STD-DTL-SEC-ZIP-MAIL application profile shall use the ZIP File Media interchanged using the Email Media format as defined in PS3.12. This Email media shall comply with the following requirements:

1. The content shall be identified as: Content-Type: application/zip

2. The attachment shall be identified as: id="DICOM.ZIP"; name="DICOM.ZIP"

3. The disposition shall be: Content-Disposition: attachment; filename="DICOM.ZIP"

4. The email shall not be compressed.

5. The subject line shall contain the phrase:DICOM-ZIP

### Note

An additional content type, file extension and file name may be defined by the Standard in the future to accommodate a DICOM specific zip file.

### L.4.3 Directory Information in DICOMDIR

The Directory shall include Directory Records of PATIENT, STUDY, SERIES, IMAGE corresponding to the information object files in the File Set. All DICOM files in the File Set incorporating SOP Instances (Information Objects) defined for the specific Application Profile shall be referenced by Directory Records.

### Note

DICOMDIRs with no directory information are not allowed by these Application Profiles.

There may only be one DICOMDIR file per File Set. The Patient ID at the patient level shall be unique for each patient directory record in one File Set.

#### L.4.4.1 Additional Keys

No additional keys are specified.

### L.4.5 Specific Image Requirements For STD-DTL-SEC-ZIP-MAIL

For Digital Intra-oral X-Ray Image and Digital X-Ray Image Instances interchanged under the STD-DTL-SEC-ZIP-MAIL profile, the Attributes listed in Table L.4-1 used within the image instances shall take the values specified.

Table L.4-1. STD-DTL-ZIP-MAIL - Required Image Attribute Values

Attribute | Tag | Value
--- | --- | ---
Bits Allocated | (0028,0100) | If Bits Stored (0028,0101) is 8, then 8; otherwise 16.
Bits Stored | (0028,0101) | 8, 10, 12 or 16

The Attributes listed in Table L.4-2 shall have their Types specialized.

Table L.4-2. STD-DTL-ZIP-MAIL - Required Image Attribute Types

Attribute | Tag | Type
--- | --- | ---
Institution Name | (0008,0080) | 2
Manufacturer's Model Name | (0008,1090) | 2
Detector ID | (0018,700A) | 2
Detector Manufacturer Name | (0018,702A) | 2
Detector Manufacturer's Model Name | (0018,702B) | 2

### Note

These Type 3 attributes of the General Equipment and DX Detector Module are specialized in order to encourage FSCs to include values for them, recognizing that there are situations in which values may be unknown.

### L.4.6 Secure Transport

The Email Media interchange under the STD-DTL-SEC-ZIP-MAIL profiles shall use the Secure Use of Email Transport profile specified in PS3.15.

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