{"product_id":"bk-virus-by-ihc","title":"BK Virus by IHC","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:bca0d73f-e64a-4076-b8a0-5b4c83bf561f-0\" data-is-intersecting=\"true\"\u003e\n\u003cdiv class=\"relative w-full overflow-visible\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:bca0d73f-e64a-4076-b8a0-5b4c83bf561f-0\" data-turn-id-container=\"request-WEB:bca0d73f-e64a-4076-b8a0-5b4c83bf561f-0\" data-testid=\"conversation-turn-2\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"d76509d6-913e-4d3a-a662-70d91f4a50ed\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"62\"\u003e\u003cstrong data-start=\"0\" data-end=\"62\"\u003eBK Virus by IHC (Immunohistochemistry) – Pathology Content\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"64\" data-end=\"295\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eBK Virus Nephropathy\u003c\/span\u003e\u003c\/span\u003e is most commonly seen in immunocompromised patients, especially renal transplant recipients. Immunohistochemistry (IHC) plays an important role in confirming viral infection in tissue biopsies.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ea2dpt\" data-start=\"297\" data-end=\"315\"\u003eKey IHC Marker\u003c\/h3\u003e\n\u003cul data-start=\"316\" data-end=\"541\"\u003e\n\u003cli data-section-id=\"u3opad\" data-start=\"316\" data-end=\"404\"\u003e\n\u003cstrong data-start=\"318\" data-end=\"342\"\u003eSV40 Large T Antigen\u003c\/strong\u003e is the standard surrogate marker used for BK virus detection.\u003c\/li\u003e\n\u003cli data-section-id=\"eat3s\" data-start=\"405\" data-end=\"541\"\u003ePositive staining appears as \u003cstrong data-start=\"436\" data-end=\"465\"\u003estrong nuclear positivity\u003c\/strong\u003e in infected tubular epithelial cells. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1htg8sp\" data-start=\"543\" data-end=\"573\"\u003eHistopathological Features\u003c\/h3\u003e\n\u003cul data-start=\"574\" data-end=\"800\"\u003e\n\u003cli data-section-id=\"1gia0vf\" data-start=\"574\" data-end=\"609\"\u003eEnlarged tubular epithelial cells\u003c\/li\u003e\n\u003cli data-section-id=\"68e96f\" data-start=\"610\" data-end=\"652\"\u003eBasophilic intranuclear viral inclusions\u003c\/li\u003e\n\u003cli data-section-id=\"ugeeom\" data-start=\"653\" data-end=\"686\"\u003eTubulointerstitial inflammation\u003c\/li\u003e\n\u003cli data-section-id=\"1voytsg\" data-start=\"687\" data-end=\"715\"\u003eTubular injury and atrophy\u003c\/li\u003e\n\u003cli data-section-id=\"k8qf62\" data-start=\"716\" data-end=\"800\"\u003e“Decoy cells” may be seen in urine cytology. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"12bgyc4\" data-start=\"802\" data-end=\"832\"\u003eTypical IHC Interpretation\u003c\/h3\u003e\n\u003cp data-start=\"833\" data-end=\"874\"\u003e\u003cstrong data-start=\"833\" data-end=\"874\"\u003ePositive for SV40 (nuclear staining):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"875\" data-end=\"960\"\u003e\n\u003cli data-section-id=\"rk4mpd\" data-start=\"875\" data-end=\"923\"\u003eSupports BK polyomavirus infection\/nephropathy\u003c\/li\u003e\n\u003cli data-section-id=\"1p761t2\" data-start=\"924\" data-end=\"960\"\u003eCommon in renal allograft biopsies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"962\" data-end=\"989\"\u003e\u003cstrong data-start=\"962\" data-end=\"989\"\u003eNegative SV40 staining:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"990\" data-end=\"1079\"\u003e\n\u003cli data-section-id=\"1mplp4m\" data-start=\"990\" data-end=\"1036\"\u003eDoes not support active BK viral replication\u003c\/li\u003e\n\u003cli data-section-id=\"9etsb0\" data-start=\"1037\" data-end=\"1079\"\u003eCorrelate with PCR and clinical findings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1j1fu7h\" data-start=\"1081\" data-end=\"1108\"\u003eSample Reporting Format\u003c\/h3\u003e\n\u003cblockquote data-start=\"1109\" data-end=\"1281\"\u003e\n\u003cp data-start=\"1111\" data-end=\"1281\"\u003e\u003cstrong data-start=\"1111\" data-end=\"1119\"\u003eIHC:\u003c\/strong\u003e SV40 immunostain shows strong nuclear positivity in renal tubular epithelial cells.\u003cbr data-start=\"1203\" data-end=\"1206\"\u003e\u003cstrong data-start=\"1208\" data-end=\"1223\"\u003eImpression:\u003c\/strong\u003e Findings are consistent with BK polyomavirus nephropathy.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3 data-section-id=\"1ler1tp\" data-start=\"1283\" data-end=\"1306\"\u003eClinical Importance\u003c\/h3\u003e\n\u003cp data-start=\"1307\" data-end=\"1481\"\u003eBK virus nephropathy can mimic acute rejection in transplanted kidneys, making IHC essential for differentiation and treatment planning. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"contents\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Lifecell Diagnostics","offers":[{"title":"Default Title","offer_id":44007208779911,"sku":null,"price":2100.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/4241\/3447\/files\/ccc68dcd-e718-406f-b89d-e19675097fa1.png?v=1779086607","url":"https:\/\/ourdermastore.com\/products\/bk-virus-by-ihc","provider":"Ourdermastore ","version":"1.0","type":"link"}