```xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<ns4:query_definition xmlns:ns2="http://www.i2b2.org/xsd/cell/crc/psm/1.1/" xmlns:ns4="http://www.i2b2.org/xsd/cell/crc/psm/querydefinition/1.1/" xmlns:ns3="http://www.i2b2.org/xsd/cell/crc/psm/analysisdefinition/1.1/">
    <query_name>Group B-  18-34@16:12:44</query_name>
    <query_timing>ANY</query_timing>
    <specificity_scale>0</specificity_scale>
    <panel>
        <panel_number>1</panel_number>
        <panel_timing>ANY</panel_timing>
        <panel_accuracy_scale>100</panel_accuracy_scale>
        <invert>0</invert>
        <total_item_occurrences>1</total_item_occurrences>
        <item>
            <hlevel>4</hlevel>
            <item_name>Group B hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-1) Pure hyperglyceridemia\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Pure hyperglyceridemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Hyperlipidemia, Group B</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-1) Pure hyperglyceridemia\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Pure hyperglyceridemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Mixed hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-2) Mixed hyperlipidemia\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Mixed hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Group A hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-0) Pure hypercholesterolemia\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Pure hypercholesterolemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Hyperlipidemia, Group A</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-0) Pure hypercholesterolemia\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Pure hypercholesterolemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Combined hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-4) Other and unspecified hyp~\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Other and unspecified hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Familial combined hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-4) Other and unspecified hyp~\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Other and unspecified hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Familial multiple lipoprotein-type hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-4) Other and unspecified hyp~\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Other and unspecified hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-4) Other and unspecified hyp~\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Other and unspecified hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Hyperlipidemia, combined</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-4) Other and unspecified hyp~\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Other and unspecified hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Hyperlipidemia NOS</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-4) Other and unspecified hyp~\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Other and unspecified hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Multiple-type hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-4) Other and unspecified hyp~\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Other and unspecified hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Group D hyperlipidemia</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-3) Hyperchylomicronemia\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Hyperchylomicronemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Hyperlipidemia, Group D</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-3) Hyperchylomicronemia\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Hyperchylomicronemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Hyperlipidosis</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Metabolic and immunity disorders (270-279)\(272) Disorders of lipoid metabol~\(272-7) Lipidoses\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Diagnoses \ Metabolic and immunity disorders \ Disorders of lipoid metabolism \ Lipidoses</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Mixed hyperlipidemia</item_name>
            <item_key>\\ICD10_ICD9\Diagnoses\(E00-E89) Endo~c157\(E70-E88) Meta~6ibb\(E78) Disorder~ylaw\(E78.2) Mixed~z0ea\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Diagnoses \ Endocrine, nutritional and metabolic diseases (e00-e89) \ Metabolic disorders (e70-e88) \ Disorders of lipoprotein metabolism and other lipidemias
 \ Mixed hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Familial combined hyperlipidemia</item_name>
            <item_key>\\ICD10_ICD9\Diagnoses\(E00-E89) Endo~c157\(E70-E88) Meta~6ibb\(E78) Disorder~ylaw\(E78.4) Other~p8ow\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Diagnoses \ Endocrine, nutritional and metabolic diseases (e00-e89) \ Metabolic disorders (e70-e88) \ Disorders of lipoprotein metabolism and other lipidemias
 \ Familial combined hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>Other hyperlipidemia</item_name>
            <item_key>\\ICD10_ICD9\Diagnoses\(E00-E89) Endo~c157\(E70-E88) Meta~6ibb\(E78) Disorder~ylaw\(E78.4) Other~p8ow\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Diagnoses \ Endocrine, nutritional and metabolic diseases (e00-e89) \ Metabolic disorders (e70-e88) \ Disorders of lipoprotein metabolism and other lipidemias
 \ Other hyperlipidemia</tooltip>
            <class>ENC</class>
            <item_is_synonym>true</item_is_synonym>
        </item>
    </panel>
    <panel>
        <panel_number>2</panel_number>
        <panel_timing>ANY</panel_timing>
        <panel_accuracy_scale>100</panel_accuracy_scale>
        <invert>0</invert>
        <total_item_occurrences>1</total_item_occurrences>
        <item>
            <hlevel>3</hlevel>
            <item_name>  18-34 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\18-34 years old\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Demographics \ Age \ 18-34 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>3</hlevel>
            <item_name>  35-44 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\35-44 years old\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Demographics \ Age \ 35-44 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>3</hlevel>
            <item_name>  45-54 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\45-54 years old\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Demographics \ Age \ 45-54 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>55 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\55-64 years old\55 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 55-64 years old \ 55 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>56 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\55-64 years old\56 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 55-64 years old \ 56 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>57 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\55-64 years old\57 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 55-64 years old \ 57 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>58 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\55-64 years old\58 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 55-64 years old \ 58 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>60 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\55-64 years old\60 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 55-64 years old \ 60 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>59 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\55-64 years old\59 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 55-64 years old \ 59 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
    </panel>
</ns4:query_definition>

```

I want to find patients with a diagnosis of Other hyperlipidemia (E78.4) and aged between 18-64 years old.