&lt;h2&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;&lt;strong&gt;OVERVIEW&lt;/strong&gt;&lt;/span&gt;&lt;/h2&gt;
&lt;p&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;The Histamine, Whole Blood test measures histamine levels in a whole blood sample. Histamine, a biogenic amine, plays roles in allergic reactions, inflammation, and neurotransmission. Monitoring its levels can help diagnose allergies, mast cell disorders, and certain gastrointestinal conditions.&lt;/span&gt;&lt;/p&gt;
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&lt;hr /&gt;
&lt;h2&gt;&amp;nbsp;&lt;/h2&gt;
&lt;h3&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;&lt;strong&gt;WHAT IS IT USED FOR?&lt;/strong&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;Diagnosing gastric-type endocervical adenocarcinoma&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;h3&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;&lt;strong&gt;METHOD NAME&lt;/strong&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;div id=&quot;ReportingName-value&quot;&gt;
&lt;p&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;Quantitative Enzyme-Linked Immunosorbent Assay&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;h3&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;&lt;strong&gt;AVAILABILITY&lt;/strong&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;/div&gt;
&lt;p&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;TBC&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;h3&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;&lt;strong&gt;REPORTING NAME&lt;/strong&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;div id=&quot;ReportingName-value&quot;&gt;
&lt;div id=&quot;ReportingName-value&quot;&gt;
&lt;div id=&quot;ReportingName-value&quot;&gt;
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&lt;div id=&quot;ReportingName-value&quot;&gt;
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&lt;div class=&quot;tab-component&quot;&gt;
&lt;div class=&quot;tab-content-wrapper&quot;&gt;
&lt;div id=&quot;tabcontent-Overview&quot; class=&quot;tab-content-item active&quot;&gt;
&lt;div id=&quot;ReportingName-value&quot;&gt;
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&lt;div id=&quot;ReportingName-value&quot;&gt;
&lt;div id=&quot;ReportingName-value&quot;&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;Histamine, Whole Blood&lt;/span&gt;&lt;/div&gt;
&lt;div&gt;&amp;nbsp;&lt;/div&gt;
&lt;/div&gt;
&lt;/div&gt;
&lt;h3&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;&lt;strong&gt;OTHER NAME&lt;/strong&gt;&lt;/span&gt;&lt;/h3&gt;
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&lt;div class=&quot;col-12 col-sm-12 col-md-12&quot;&gt;
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&lt;div id=&quot;tabcontent-Overview&quot; class=&quot;tab-content-item active&quot;&gt;
&lt;div id=&quot;aliases-value&quot;&gt;
&lt;ul&gt;
&lt;li&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;Histamine Blood&lt;/span&gt;&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;Histamine&lt;/span&gt;&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;Histamine WB&lt;/span&gt;&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;Histamine Whole Blood&lt;/span&gt;&lt;/li&gt;
&lt;li&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;HIST-WB&lt;/span&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;/div&gt;
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&lt;/div&gt;

&lt;h2&gt;&amp;nbsp;&lt;/h2&gt;
&lt;h3 id=&quot;SpecimenType-title&quot;&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;&lt;strong&gt;SPECIMEN TYPE&lt;/strong&gt;&amp;nbsp;&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;WB Heparin&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;h3&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;&lt;strong&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;SHIPPING INSTRUCTIONS&lt;/span&gt;&lt;br /&gt;&lt;/strong&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;p&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;TBC&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&amp;nbsp;&lt;/p&gt;
&lt;h3&gt;&lt;span style=&quot;color: #ff99cc;&quot;&gt;&lt;strong&gt;SPECIMEN REQUIRED&lt;/strong&gt;&lt;/span&gt;&lt;/h3&gt;
&lt;p style=&quot;font-weight: 400;&quot;&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;&lt;strong&gt;Container/Tube:&amp;nbsp;&lt;/strong&gt;Sodium Heparin&lt;/span&gt;&lt;/p&gt;
&lt;p style=&quot;font-weight: 400;&quot;&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;&lt;strong&gt;Specimen Volume:&amp;nbsp;&lt;/strong&gt;1 mL&lt;/span&gt;&lt;/p&gt;
&lt;p style=&quot;font-weight: 400;&quot;&gt;&lt;span style=&quot;color: #99ccff;&quot;&gt;&lt;strong&gt;Collection Instructions:&lt;/strong&gt;&amp;nbsp;Obtain blood using a green top tube containing sodium or lithium heparin. Freeze 1 mL of well-mixed whole blood in a plastic screw cap tube for sending.&lt;/span&gt;&lt;/p&gt;

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