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      <title>Hypersensitivity Padlet Activity by Brielle Susmarski</title>
      <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa</link>
      <description>Type 3 Immune Complex-Mediated Hypersensitivity: Poststreptococcal Glomerulonephritis</description>
      <language>en-us</language>
      <pubDate>2025-10-12 12:19:23 UTC</pubDate>
      <lastBuildDate>2025-10-13 06:46:28 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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      <item>
         <title>Article: What is Poststreptococcal Glomerulonephritis and What Causes it?</title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628191494</link>
         <description><![CDATA[<p>Poststreptococcal Glomerulonephritis is a kidney disease that is caused by a bacterial infection. This disease is due to an inflammatory response and is known as a type III hypersensitivity reaction. It leads to the deterioration of the kidneys, causing complications such as hypotension, swelling, decreased urine output, and rust-colored urine. This disease is treated by supportive care and antibiotics (Rawla et al., 2022).</p><p><br/></p><p>I have included this article because it includes a clear definition of the disease, Poststreptococcal Glomerulonephritis, and how it is caused.  I know it is a credible source because it is backed up by research, is recent, and has been peer-reviewed. I liked that this source also defined and explained that PSGN is an inflammatory response and a type three hypersensitivity reaction. I feel that this source was very detailed as it also included the epidemiology, evaluation, and treatment of PSGN. This source also included complications and prognosis of PSGN. I feel that this resource provided an adequate overview of this disease.</p>]]></description>
         <enclosure url="https://www.ncbi.nlm.nih.gov/books/NBK538255/" />
         <pubDate>2025-10-12 12:43:21 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628191494</guid>
      </item>
      <item>
         <title>Article: PSGN Common Risk Factors</title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628191716</link>
         <description><![CDATA[<p>Common physiological risk factors for PSGN include: age, recent infection of strep throat, scarlet fever, and impetigo. PSGN tends to be more common in children than adults, putting pre-school children at risk (CDC, 2025).</p><p><br/></p><p>I chose this article because it discusses common physical risk factors for PSGN. I also chose this specific resource because I know the CDC is a reputable resource. I like that it lists the factors directly, making the article organized and simple to follow. Another thing I like about this source is that it provides details about each risk factor. For example, if the risk factor is impetigo, the article explains that this risk is most common in young children. It continues to go into detail for other risk factors as well, like strep throat or scarlet fever. </p>]]></description>
         <enclosure url="https://www.cdc.gov/group-a-strep/about/post-streptococcal-glomerulonephritis.html" />
         <pubDate>2025-10-12 12:43:40 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628191716</guid>
      </item>
      <item>
         <title>Video: PSGN Disease Mechanism</title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628204042</link>
         <description><![CDATA[<p>PSGN begins when exposed to a Group A β-hemolytic Streptococci infection. Group A creates streptolysin and causes beta-hemolysis. The group A infection causes a type 3 hypersensitivity reaction, resulting in formed immune complexes. These complexes are made up of IgM or IgG and are swept into the bloodstream and glomeruli. They become trapped between epithelial cells in the GBM. This entrapment causes them to send an inflammatory response. This response causes RBCs to leak into the urine, causing Hematuria (Elsevier, n.d.).</p><p><br/></p><p>I chose this video to describe the cellular pathophysiology of PSGN. I really like the videos made by Elsevier because they tend to put complicated topics into simpler terms. The video includes visual aids, which help to remember and implement the concepts being taught. The way Elsevier teaches type 3 hypersensitivity allows me to truly understand it and apply it in other situations. The video is very detailed and not too long, making it a great source. I also included this video as I know Elsevier is a well-known name and reputable source.</p>]]></description>
         <enclosure url="https://www.osmosis.org/video/Poststreptococcal_glomerulonephritis" />
         <pubDate>2025-10-12 12:57:26 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628204042</guid>
      </item>
      <item>
         <title>Visual Aid: What is PSGN?</title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628226620</link>
         <description><![CDATA[<p>This image shows how PSGN develops. The process involves the inflammatory response that comes right after exposure to a bacterial infection. This causes a decrease in kidney function due to the inflammation present in the glomeruli. After the inflammation has begun, RBCs leak into the urine, which is the cause of Hematuria (National Kidney Foundation, n.d.).</p><p><br/></p><p>I included this image so that PSGN could be visualized and easily understood. I personally tend to understand concepts better when I can visualize them and look back at images in my mind pertaining to the topic. This picture does that by showing the inflammation that first takes place in the glomeruli and eventually leads to decreased kidney function. Something else I really like about this image is that it shows proteinuria and hematuria. This is important as these are symptoms caused by PSGN.</p>]]></description>
         <enclosure url="https://www.kidneydrravindersingh.com/cm-admin/uploads/image/glomerulonephritis.jpg" />
         <pubDate>2025-10-12 13:21:53 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628226620</guid>
      </item>
      <item>
         <title>Diagram: Cellular Pathophysiology</title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628229681</link>
         <description><![CDATA[<p>This diagram shows the antibody complex binding to the surface and activating. It shows how the antigens travel and become trapped in the GBM. This entrapment involves inflammation as the response, which is where the red aura is shown. After this, the RBCs are excreted through urine, causing a red colored tint (Lecturio Medical, n.d.).</p><p><br/></p><p>I included this diagram of the pathophysiology of PSGN. I like that this source shows how the antibodies bind to the antigen, causing activation. The image shows that after the complement activation occurs, inflammation begins in the glomeruli. This can be shown by the redness that appears by the antibody complex binding to the GBM. I like that this source allows the mechanism of PSGN to be easily followed and is simple to understand. I always feel that visual aids tend to help when learning complex processes like the PSGN diase mechanism.</p>]]></description>
         <enclosure url="https://cdn.lecturio.com/assets/Suspected-pathophysiology-of-postinfectious-glomerulonephritis.jpg" />
         <pubDate>2025-10-12 13:25:31 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628229681</guid>
      </item>
      <item>
         <title>Article: PSGN Environmental and Genetic Risk Factors</title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628505207</link>
         <description><![CDATA[<p>Environmental risk factors of PSGN include: overcrowding and poor hygiene, low socioeconomic status, tropical climates, and developing countries. Tropical climates have higher rates of impetigo, and developing countries have higher infection rates of strep.</p><p><br/></p><p>Genetic risk factors of PSGN include: family history, 40% of patients report a family member with the same disease (Rawla et al., 2022).</p><p><br/></p><p>I again used this source, but this time it was for risk factors. In this article, it is mentioned that PSGN has multiple risk factors. This article includes how genetic and environmental risk factors affect the disease rather than just the physical risk factors. This article mentions low socioeconomic status, overcrowding, and genetic predisposition as risk factors for PSGN. I like this journal article because it states the factors simply and is a reputable source.</p>]]></description>
         <enclosure url="https://www.ncbi.nlm.nih.gov/books/NBK538255/" />
         <pubDate>2025-10-12 18:36:43 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628505207</guid>
      </item>
      <item>
         <title></title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628509972</link>
         <description><![CDATA[<p>Rawla, P., Padala, S. A., &amp; Ludhwani, D. (2022, October 9). <em>Poststreptococcal glomerulonephritis</em>. StatPearls [Internet]. <a rel="noopener noreferrer nofollow" href="https://www.ncbi.nlm.nih.gov/books/NBK538255/">https://www.ncbi.nlm.nih.gov/books/NBK538255/</a></p><p><br></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-10-12 18:43:45 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628509972</guid>
      </item>
      <item>
         <title></title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628511057</link>
         <description><![CDATA[<p>Elsevier. (n.d.). <em>Poststreptococcal glomerulonephritis: Video, causes, &amp; meaning | osmosis</em>. Osmosis. <a rel="noopener noreferrer nofollow" href="https://www.osmosis.org/learn/Poststreptococcal_glomerulonephritis">https://www.osmosis.org/learn/Poststreptococcal_glomerulonephritis</a></p><p><br/></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-10-12 18:45:22 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628511057</guid>
      </item>
      <item>
         <title></title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628515549</link>
         <description><![CDATA[<p>Centers for Disease Control and Prevention. (2025, August 7). <em>About post-streptococcal glomerulonephritis</em>. Centers for Disease Control and Prevention. <a rel="noopener noreferrer nofollow" href="https://www.cdc.gov/group-a-strep/about/post-streptococcal-glomerulonephritis.html">https://www.cdc.gov/group-a-strep/about/post-streptococcal-glomerulonephritis.html</a></p><p><br></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-10-12 18:52:09 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628515549</guid>
      </item>
      <item>
         <title></title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628519001</link>
         <description><![CDATA[<p>National Kidney Foundation. (n.d.). <em>Postinfectious Glomerulonephritis</em>. National Kidney Foundation. Retrieved from <a rel="noopener noreferrer nofollow" href="https://www.kidney.org/kidney-topics/post-infectious-glomerulonephritis-pign">https://www.kidney.org/kidney-topics/post-infectious-glomerulonephritis-pign</a>.</p><p><br></p><p><br></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-10-12 18:57:14 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628519001</guid>
      </item>
      <item>
         <title></title>
         <author>bsusm7644</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628520584</link>
         <description><![CDATA[<p><em>Suspected pathophysiology of postinfectious glomerulonephritis: immune complex deposition in the glomerular basement membrane (GBM)</em>. (n.d.). Lecturio Medical. Retrieved from <a rel="noopener noreferrer nofollow" href="https://www.lecturio.com/concepts/poststreptococcal-glomerulonephritis/">https://www.lecturio.com/concepts/poststreptococcal-glomerulonephritis/</a>.</p><p><br/></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-10-12 18:59:37 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628520584</guid>
      </item>
      <item>
         <title>General Clinical Manifestations</title>
         <author>justinfauci</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628563193</link>
         <description><![CDATA[<p><strong>Clinical Manifestations vary depending on severity (acute or chronic &amp; the cause): </strong></p><ul><li><p>Hypertension </p></li><li><p>Oliguria (Reduced urine output)</p></li><li><p>Hematuria (Dark, reddish-brown urine)</p></li><li><p>Proteinuria (bubbly/foamy urine from excess protein in urine)</p></li><li><p>Fluid retention (edema) causes swelling in face, feet, hands &amp; abdomen</p></li><li><p>Fatigue due to anemia (feeling tired from low blood iron levels)</p></li><li><p>Nausea/vomiting/fever</p></li><li><p>Muscle cramps</p></li></ul><p><br/></p><p> I included this source because it gives a clear, patient-friendly list of clinical manifestations in one place, so patients/families can quickly recognize signs/symptoms (blood in urine, swelling, high blood pressure) and know when to seek care.</p><p><br/></p><p>Source:</p><p>Mayo Foundation for Medical Education and Research. (2024, February 24). <em>Glomerulonephritis</em>. Mayo Clinic. <a rel="noopener noreferrer nofollow" href="https://www.mayoclinic.org/diseases-conditions/glomerulonephritis/symptoms-causes/syc-20355705">https://www.mayoclinic.org/diseases-conditions/glomerulonephritis/symptoms-causes/syc-20355705</a></p><p><br/></p>]]></description>
         <enclosure url="https://www.mayoclinic.org/diseases-conditions/glomerulonephritis/symptoms-causes/syc-20355705" />
         <pubDate>2025-10-12 20:03:44 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628563193</guid>
      </item>
      <item>
         <title>Urine Sample</title>
         <author>justinfauci</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628580144</link>
         <description><![CDATA[<p>This image includes the most common clinical manifestation of Poststreptococcal Glomerulonephritis, which is hematuria (dark, reddish-brown urine). This “cola-colored urine” happens because a small amount of blood from the kidneys is mixing into the urine, it’s not just from dehydration. If someone recently had strep throat or a skin infection and notices this color, it’s a cue to get a quick urine test and a blood pressure check. It important to be aware of this because spotting this early helps the care team treat swelling and high blood pressure sooner and protect the kidneys while they heal. </p><p><br/></p><p>Source:</p><p>Heilman, J. (n.d.). <em>What are the signs and symptoms of post-streptococcal glomerulonephritis? - storymd</em>. Symtoms. <a rel="noopener noreferrer nofollow" href="https://storymd.com/journal/mrkgo35szw-post-streptococcal-glomerulonephritis/page/8z85nsxd358-what-are-the-signs-and-symptoms-of-post-streptococcal-glomerulonephritis">https://storymd.com/journal/mrkgo35szw-post-streptococcal-glomerulonephritis/page/8z85nsxd358-what-are-the-signs-and-symptoms-of-post-streptococcal-glomerulonephritis</a></p><p><br/></p><p><br/></p>]]></description>
         <enclosure url="https://i.ytimg.com/vi/bjwTnwvuY6E/hqdefault.jpg" />
         <pubDate>2025-10-12 20:32:22 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628580144</guid>
      </item>
      <item>
         <title>Treatment</title>
         <author>justinfauci</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628599147</link>
         <description><![CDATA[<p>Treatment options usually involve treating the bacterial infection, treating symptoms, as well as monitoring &amp; supporting kidney functions. </p><p><br/></p><p><em>Treatment Options:</em></p><ul><li><p>Decreasing swelling by reducing salt intake or by prescribing diuretics medications that increase the flow of urine</p></li><li><p>Medications to reduce blood pressure</p></li><li><p>Antibiotics to treat any strep bacteria left in the body</p></li><li><p>For severe kidney damage, dialysis may be needed to support the affected individual while the kidney recover</p></li></ul><p><br/></p><p>This short video quickly explains PSGN treatment: salt/fluid restriction, diuretics to increase urine and reduce swelling/BP, when to use antibiotics, and when dialysis is needed</p><p><br/></p><p>Source:</p><p><br/></p><p>Medical Centric. (2019, July 15). <em>POST STREPTOCOCCAL GLOMERULONEPHRITIS, Causes, Signs and Symptoms, Diagnosis and Treatment.</em> YouTube. <a rel="noopener noreferrer nofollow" href="https://www.youtube.com/watch?v=mDjPhHSE-5I">https://www.youtube.com/watch?v=mDjPhHSE-5I</a></p>]]></description>
         <enclosure url="https://youtu.be/mDjPhHSE-5I?t=160" />
         <pubDate>2025-10-12 21:06:44 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628599147</guid>
      </item>
      <item>
         <title>Tissue/Organ Pathophysiology</title>
         <author>jlync0470</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628645556</link>
         <description><![CDATA[<ul><li><p>The antigen-antibody complexes circulate and deposit in the glomeruli of the kidneys</p></li><li><p>The complement system is activated and triggers inflammation</p></li><li><p>After the neutrophils and other immune cells infiltrate and release enzymes and free radicals into the glomeruli, it causes swelling and damage to the glomerular capillary walls.</p></li><li><p>The injured glomeruli becomes leaky and allows protein and red blood cells to pass into the urine</p></li><li><p>This results in decreased filtration, edema hypertension, and dark cola-colored urine</p></li><li><p>I chose this source because it clearly describes the pathophysiology of Poststreptococcal Glomerulonephritis </p></li></ul>]]></description>
         <enclosure url="https://emedicine.medscape.com/article/240337-overview#a5" />
         <pubDate>2025-10-12 22:55:44 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628645556</guid>
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      <item>
         <title>Poststretococcal Glomerulonephritis Overview</title>
         <author>jlync0470</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628649130</link>
         <description><![CDATA[<ul><li><p>This is an overview of the hypersensitivity including pathophysiology, symptoms, etc.</p></li></ul>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4518071269/6a6798f292f70ae3b8c6303c16e0e494/IMG_0133.jpg" />
         <pubDate>2025-10-12 23:04:07 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628649130</guid>
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      <item>
         <title></title>
         <author>jlync0470</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628652033</link>
         <description><![CDATA[<ul><li><p>This photo shows the inflamed glomerulus vs a regular one.</p></li><li><p>It also shows the immune complex related to it</p></li></ul>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4518071269/8682f64167bead06ed600129e7eb451c/IMG_0134.png" />
         <pubDate>2025-10-12 23:10:37 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628652033</guid>
      </item>
      <item>
         <title></title>
         <author>jlync0470</author>
         <link>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628725817</link>
         <description><![CDATA[<p>Post-streptococcal Glomerulonephritis conforms to the traditional definition of a Type 3 hypersensitivity reaction. It involves immune complex formation, complement activation, and inflammatory tissue injury. One aspect that doesn’t completely conform is that it’s localized instead of systemic like the others. It mostly affects the glomeruli. </p>]]></description>
         <enclosure url="https://evolveebooks.elsevier.com/books/9780323789905" />
         <pubDate>2025-10-13 00:37:43 UTC</pubDate>
         <guid>https://padlet.com/bsusm7644/1juo6h4wgug136xa/wish/3628725817</guid>
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