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	<id>https://www.med-guidelines.org.uk/index.php?action=history&amp;feed=atom&amp;title=Urticaria</id>
	<title>Urticaria - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://www.med-guidelines.org.uk/index.php?action=history&amp;feed=atom&amp;title=Urticaria"/>
	<link rel="alternate" type="text/html" href="https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;action=history"/>
	<updated>2026-05-04T17:56:22Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.34.1</generator>
	<entry>
		<id>https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;diff=2401&amp;oldid=prev</id>
		<title>Frances.Sarkari@anthonynolan.org: /* Date of Last Update */</title>
		<link rel="alternate" type="text/html" href="https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;diff=2401&amp;oldid=prev"/>
		<updated>2026-02-26T10:38:04Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Date of Last Update&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 10:38, 26 February 2026&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l25&quot; &gt;Line 25:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 25:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;====Date of Last Update====&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;====Date of Last Update====&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;15th June 2012&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;26th February 2026&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;

&lt;!-- diff cache key localdb-mw_:diff::1.12:old-2395:rev-2401 --&gt;
&lt;/table&gt;</summary>
		<author><name>Frances.Sarkari@anthonynolan.org</name></author>
		
	</entry>
	<entry>
		<id>https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;diff=2395&amp;oldid=prev</id>
		<title>Tania.Dexter@anthonynolan.org: /* Guidance */</title>
		<link rel="alternate" type="text/html" href="https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;diff=2395&amp;oldid=prev"/>
		<updated>2026-02-25T10:17:24Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Guidance&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 10:17, 25 February 2026&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l14&quot; &gt;Line 14:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 14:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Guidance==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Guidance==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Establish cause and &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;discuss &lt;/del&gt;with medical officer.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Establish &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;if any known &lt;/ins&gt;cause &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;or triggers &lt;/ins&gt;and &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;severity of symptoms i.e. rashes, hives. Is there any angioedema? What medications do they require? Discuss &lt;/ins&gt;with medical officer&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Consider on a case-by-case basis. Donors well controlled on single antihistamines are likely to be acceptable however those with multiple medications or angio-oedema may not be acceptable and should be discussed with the TC&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Pseudonyms or Related Conditions==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Pseudonyms or Related Conditions==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Tania.Dexter@anthonynolan.org</name></author>
		
	</entry>
	<entry>
		<id>https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;diff=962&amp;oldid=prev</id>
		<title>Dr Robert Lown: Protected &quot;Urticaria&quot; (‎[edit=sysop] (indefinite) ‎[move=sysop] (indefinite))</title>
		<link rel="alternate" type="text/html" href="https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;diff=962&amp;oldid=prev"/>
		<updated>2012-06-19T13:36:28Z</updated>

		<summary type="html">&lt;p&gt;Protected &amp;quot;&lt;a href=&quot;/Urticaria&quot; title=&quot;Urticaria&quot;&gt;Urticaria&lt;/a&gt;&amp;quot; (‎[edit=sysop] (indefinite) ‎[move=sysop] (indefinite))&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 13:36, 19 June 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Dr Robert Lown</name></author>
		
	</entry>
	<entry>
		<id>https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;diff=544&amp;oldid=prev</id>
		<title>Dr Robert Lown: Page created</title>
		<link rel="alternate" type="text/html" href="https://www.med-guidelines.org.uk/index.php?title=Urticaria&amp;diff=544&amp;oldid=prev"/>
		<updated>2012-06-14T16:25:05Z</updated>

		<summary type="html">&lt;p&gt;Page created&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;==Acceptability at Recruitment==&lt;br /&gt;
QUALIFIED&lt;br /&gt;
&lt;br /&gt;
==Acceptability at CT / Work-Up==&lt;br /&gt;
QUALIFIED&lt;br /&gt;
&lt;br /&gt;
==Individual at Risk==&lt;br /&gt;
Recipient&lt;br /&gt;
&lt;br /&gt;
==Explanation of Condition==&lt;br /&gt;
Allergic skin rash with characteristic raised wheals on the skin which are usually intensely itchy (e.g. as caused by stinging nettles or mosquito bites).&lt;br /&gt;
&lt;br /&gt;
See also [http://en.wikipedia.org/wiki/Urticaria Urticaria]&lt;br /&gt;
&lt;br /&gt;
==Guidance==&lt;br /&gt;
Establish cause and discuss with medical officer.&lt;br /&gt;
&lt;br /&gt;
==Pseudonyms or Related Conditions==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Version==&lt;br /&gt;
Version 1, Edition 1	&lt;br /&gt;
&lt;br /&gt;
====Date of Last Update====&lt;br /&gt;
15th June 2012&lt;/div&gt;</summary>
		<author><name>Dr Robert Lown</name></author>
		
	</entry>
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