{"id":4306,"date":"2022-04-19T06:10:40","date_gmt":"2022-04-19T06:10:40","guid":{"rendered":"https:\/\/iboblr.in\/gupathsociety\/?page_id=4306"},"modified":"2022-06-03T09:29:27","modified_gmt":"2022-06-03T09:29:27","slug":"cow-2021-21","status":"publish","type":"page","link":"https:\/\/iboblr.in\/gupathsociety\/cow-2021-21\/","title":{"rendered":"COW-2021-21"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"4306\" class=\"elementor elementor-4306\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cc8cd77 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cc8cd77\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bb97b68\" data-id=\"bb97b68\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-03a1eae elementor-widget elementor-widget-heading\" data-id=\"03a1eae\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.6 - 28-02-2022 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">CASE OF THE WEEK<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48b8858 elementor-widget elementor-widget-text-editor\" data-id=\"48b8858\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.6 - 28-02-2022 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><strong>2021-21\/ May 24<\/strong><br \/><strong>Contributors: Max Kong<\/strong><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-19101bb elementor-widget elementor-widget-text-editor\" data-id=\"19101bb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Male patient in his 80s with prostate biopsy, PSA 0.9 ng\/ml. Transurethral resection of the prostate was performed twice in the last two years due to benign prostatic hypertrophy with urinary obstruction.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-07add8a elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"07add8a\" data-element_type=\"widget\" data-settings=\"{&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;yes&quot;,&quot;speed&quot;:500}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.6 - 28-02-2022 *\/\n.elementor-widget-image-carousel .swiper-container{position:static}.elementor-widget-image-carousel .swiper-container .swiper-slide figure{line-height:inherit}.elementor-widget-image-carousel .swiper-slide{text-align:center}.elementor-image-carousel-wrapper:not(.swiper-container-initialized) .swiper-slide{max-width:calc(100% \/ var(--e-image-carousel-slides-to-show, 3))}<\/style>\t\t<div class=\"elementor-image-carousel-wrapper swiper-container\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07add8a\" data-elementor-lightbox-title=\"Fig. 1 H_E 40x\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTA4NywidXJsIjoiaHR0cHM6XC9cL2lib2Jsci5pblwvZ3VwYXRoc29jaWV0eVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMlwvMDRcL0ZpZy4tMS1IX0UtNDB4LmpwZyIsInNsaWRlc2hvdyI6IjA3YWRkOGEifQ%3D%3D\" href=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-1-H_E-40x.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-1-H_E-40x.jpg\" alt=\"Fig. 1 H_E 40x\" \/><\/figure><\/a><\/div><div class=\"swiper-slide\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07add8a\" data-elementor-lightbox-title=\"Fig. 2. H_E 40x\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTA4OCwidXJsIjoiaHR0cHM6XC9cL2lib2Jsci5pblwvZ3VwYXRoc29jaWV0eVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMlwvMDRcL0ZpZy4tMi4tSF9FLTQweC5qcGciLCJzbGlkZXNob3ciOiIwN2FkZDhhIn0%3D\" href=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-2.-H_E-40x.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-2.-H_E-40x.jpg\" alt=\"Fig. 2. H_E 40x\" \/><\/figure><\/a><\/div><div class=\"swiper-slide\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07add8a\" data-elementor-lightbox-title=\"Fig. 3. H_E 100x\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTA4OSwidXJsIjoiaHR0cHM6XC9cL2lib2Jsci5pblwvZ3VwYXRoc29jaWV0eVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMlwvMDRcL0ZpZy4tMy4tSF9FLTEwMHguanBnIiwic2xpZGVzaG93IjoiMDdhZGQ4YSJ9\" href=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-3.-H_E-100x.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-3.-H_E-100x.jpg\" alt=\"Fig. 3. H_E 100x\" \/><\/figure><\/a><\/div><div class=\"swiper-slide\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07add8a\" data-elementor-lightbox-title=\"Fig. 4. H_E 200x\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTA5MCwidXJsIjoiaHR0cHM6XC9cL2lib2Jsci5pblwvZ3VwYXRoc29jaWV0eVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMlwvMDRcL0ZpZy4tNC4tSF9FLTIwMHguanBnIiwic2xpZGVzaG93IjoiMDdhZGQ4YSJ9\" href=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-4.-H_E-200x.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-4.-H_E-200x.jpg\" alt=\"Fig. 4. H_E 200x\" \/><\/figure><\/a><\/div><div class=\"swiper-slide\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07add8a\" data-elementor-lightbox-title=\"Fig. 5. prostate triple 40x\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTA5MSwidXJsIjoiaHR0cHM6XC9cL2lib2Jsci5pblwvZ3VwYXRoc29jaWV0eVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMlwvMDRcL0ZpZy4tNS4tcHJvc3RhdGUtdHJpcGxlLTQweC5qcGciLCJzbGlkZXNob3ciOiIwN2FkZDhhIn0%3D\" href=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-5.-prostate-triple-40x.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-5.-prostate-triple-40x.jpg\" alt=\"Fig. 5. prostate triple 40x\" \/><\/figure><\/a><\/div><div class=\"swiper-slide\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07add8a\" data-elementor-lightbox-title=\"Fig. 6. NKX3.1 100x\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTA5MiwidXJsIjoiaHR0cHM6XC9cL2lib2Jsci5pblwvZ3VwYXRoc29jaWV0eVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMlwvMDRcL0ZpZy4tNi4tTktYMy4xLTEwMHguanBnIiwic2xpZGVzaG93IjoiMDdhZGQ4YSJ9\" href=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-6.-NKX3.1-100x.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-6.-NKX3.1-100x.jpg\" alt=\"Fig. 6. NKX3.1 100x\" \/><\/figure><\/a><\/div><div class=\"swiper-slide\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07add8a\" data-elementor-lightbox-title=\"Fig. 7. CK20 40x\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTA5MywidXJsIjoiaHR0cHM6XC9cL2lib2Jsci5pblwvZ3VwYXRoc29jaWV0eVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMlwvMDRcL0ZpZy4tNy4tQ0syMC00MHguanBnIiwic2xpZGVzaG93IjoiMDdhZGQ4YSJ9\" href=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-7.-CK20-40x.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-7.-CK20-40x.jpg\" alt=\"Fig. 7. CK20 40x\" \/><\/figure><\/a><\/div><div class=\"swiper-slide\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07add8a\" data-elementor-lightbox-title=\"Fig. 8. H_E 100x\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NTA5NCwidXJsIjoiaHR0cHM6XC9cL2lib2Jsci5pblwvZ3VwYXRoc29jaWV0eVwvd3AtY29udGVudFwvdXBsb2Fkc1wvMjAyMlwvMDRcL0ZpZy4tOC4tSF9FLTEwMHguanBnIiwic2xpZGVzaG93IjoiMDdhZGQ4YSJ9\" href=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-8.-H_E-100x.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/iboblr.in\/gupathsociety\/wp-content\/uploads\/2022\/04\/Fig.-8.-H_E-100x.jpg\" alt=\"Fig. 8. H_E 100x\" \/><\/figure><\/a><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\">\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-left\"><\/i>\t\t\t\t\t\t<span class=\"elementor-screen-only\">Previous<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\">\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-chevron-right\"><\/i>\t\t\t\t\t\t<span class=\"elementor-screen-only\">Next<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-968a511 elementor-widget elementor-widget-heading\" data-id=\"968a511\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Quiz<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce29fab elementor-widget elementor-widget-text-editor\" data-id=\"ce29fab\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>1. What is the correct diagnosis?<\/strong><\/p><p>a) Prostatic adenocarcinoma with mucinous features, Gleason score 4+3=7 (grade group 3)<\/p><p>b) Prostatic adenocarcinoma with mucinous features and loss of NKX3.1 expression, Gleason score 4+3=7 (grade group 3)<\/p><p>c) Enteric-type\/mucinous adenocarcinoma of prostatic urethra, moderately differentiated, involving prostatic tissue<\/p><p>d) Enteric-type\/mucinous adenocarcinoma, moderately differentiated, direct invasion or metastatic to prostate from urinary bladder and\/or GI tract<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e246ad7 elementor-widget elementor-widget-accordion\" data-id=\"e246ad7\" data-element_type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.6 - 28-02-2022 *\/\n.elementor-accordion{text-align:left}.elementor-accordion .elementor-accordion-item{border:1px solid #d4d4d4}.elementor-accordion .elementor-accordion-item+.elementor-accordion-item{border-top:none}.elementor-accordion .elementor-tab-title{margin:0;padding:15px 20px;font-weight:700;line-height:1;cursor:pointer;outline:none}.elementor-accordion .elementor-tab-title .elementor-accordion-icon{display:inline-block;width:1.5em}.elementor-accordion .elementor-tab-title .elementor-accordion-icon svg{width:1em;height:1em}.elementor-accordion .elementor-tab-title .elementor-accordion-icon.elementor-accordion-icon-right{float:right;text-align:right}.elementor-accordion .elementor-tab-title .elementor-accordion-icon.elementor-accordion-icon-left{float:left;text-align:left}.elementor-accordion .elementor-tab-title .elementor-accordion-icon .elementor-accordion-icon-closed{display:block}.elementor-accordion .elementor-tab-title .elementor-accordion-icon .elementor-accordion-icon-opened,.elementor-accordion .elementor-tab-title.elementor-active .elementor-accordion-icon-closed{display:none}.elementor-accordion .elementor-tab-title.elementor-active .elementor-accordion-icon-opened{display:block}.elementor-accordion .elementor-tab-content{display:none;padding:15px 20px;border-top:1px solid #d4d4d4}@media (max-width:767px){.elementor-accordion .elementor-tab-title{padding:12px 15px}.elementor-accordion .elementor-tab-title .elementor-accordion-icon{width:1.2em}.elementor-accordion .elementor-tab-content{padding:7px 15px}}<\/style>\t\t<div class=\"elementor-accordion\" role=\"tablist\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2371\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"tab\" aria-controls=\"elementor-tab-content-2371\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" href=\"\">Quiz Answers<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2371\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2371\"><p>1. d<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2372\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"tab\" aria-controls=\"elementor-tab-content-2372\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" href=\"\">Diagnosis<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2372\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2372\"><p>1. Enteric-type\/mucinous adenocarcinoma of prostatic urethra, moderately differentiated, involving prostatic tissue<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2373\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"tab\" aria-controls=\"elementor-tab-content-2373\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" href=\"\">Discussion<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2373\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2373\"><p>In this prostate biopsy core, the tumor shows predominant cribriform architecture with minor acinar morphology, infiltrative growth in the prostatic stroma. Focal mucin producing with mucin pool formation is noted. Residual normal prostatic glands are in the background. The tumor involves right side of the prostate from apex to base (7 of 14 total biopsy cores, all from right side, spares left side of the prostate). Tumor length ranges from 1.5 mm to 11 mm microscopically. Morphologically it mimics conventional prostatic adenocarcinoma. NKX3.1 negativity raises red flag to call it conventional prostatic adenocarcinoma. This patient\u2019s serum PSA is 0.9 ng\/ml when prostate biopsy done, and his serum PSA was never elevated. But he had two TURP performed (2 years back and 2 months back) due to benign prostatic hypertrophy with urinary obstruction, and both showed enteric type adenocarcinoma with mucin producing and focal neuroendocrine differentiation. The earliest TURP (urologist saw glandular tissue in right lateral lobe with grey secretions and some gelatin like consistency) specimen showed tubulovillous adenoma with high grade dysplasia in prostatic urethra (Fig. 8), and invasive enteric type\/mucinous adenocarcinoma. Besides two TURP, no other treatment was done except extensive GI work up which showed negative findings, arguing against metastasis from GI tract to the prostate. No lesion identified in urinary bladder endoscopically arguing against direct invasion from bladder. The current prostate biopsy is to evaluate the disease extent after recent TURP (2 months ago), then to make a decision for further management. The final diagnosis for this prostate biopsy is enteric type\/mucinous adenocarcinoma of prostatic urethra involves prostatic tissue. Enteric type\/mucinous adenocarcinoma of prostatic urethra was also called urothelial-type adenocarcinoma of the prostate before (reference 2).<br \/><br \/>Without knowing the history of this patient, the interpretation of this prostatic biopsy will be easily misinterpreted as conventional prostatic adenocarcinoma, with a Gleason score assigned. Especially without doubt about the cancer diagnosis, immunostains for either prostate triple or nkx3.1 will not attempt. Multiple immunostains were performed from the 1st TURP specimen to current prostate biopsy, the adenocarcinoma cells were consistently negative for NKX3.1, PSA+PAP, and CK7; positive for CK20 (Fig. 7), beta-catenin (membrane pattern), focally positive for CDX-2, SATB2, synaptophysin, and chromogranin A.<br \/><br \/>The treatment for enteric type\/mucinous adenocarcinoma and conventional prostatic adenocarcinoma is different. Hormonal therapy (androgen deprivation) won\u2019t be a choice for this patient with enteric type\/mucinous adenocarcinoma. The patient refused to undergo radical prostatectomy. No distal metastasis developed since the diagnosis in past two years. Radiation therapy was offered to the patient recently.<br \/><br \/>Prostatic adenocarcinoma with mucinous features are definitely in differential diagnosis. The tumor cells should be positive for prostate markers (NKX3.1, PSA+PAP).<br \/><br \/>Enteric-type\/mucinous adenocarcinoma directly invades to or metastatic to the prostate from urinary bladder and\/or GI tract should be ruled out clinically. Morphologically and immunohistochemically are indistinguishable.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2374\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"tab\" aria-controls=\"elementor-tab-content-2374\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" href=\"\">References<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2374\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2374\"><p>1. Osunkoya AO. Mucinous and secondary tumors of the prostate. Modern Pathology. 2018 Jan; 31:S80-S95 PMID: 29297488<br \/><br \/>2. Osunkoya AO, Epstein JI. Primary mucin-producing urothelial-type adenocarcinoma of prostate: report of 15 cases. Am J Surg Pathol 2007; 31:1323\u20131329 PMID: 17721186<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2375\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"tab\" aria-controls=\"elementor-tab-content-2375\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" href=\"\">Contributors<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2375\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2375\"><p>Max Kong<br \/>Kaiser Sacramento Medical Center<br \/>Sacramento, CA, USA<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2376\" class=\"elementor-tab-title\" data-tab=\"6\" role=\"tab\" aria-controls=\"elementor-tab-content-2376\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" href=\"\">Organ Site<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2376\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"6\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2376\"><p>Prostate<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2377\" class=\"elementor-tab-title\" data-tab=\"7\" role=\"tab\" aria-controls=\"elementor-tab-content-2377\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" href=\"\">Keywords<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2377\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"7\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2377\"><p>prostate; enteric-type adenocarcinoma; mucinous adenocarcinoma; prostatic urethra<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>CASE OF THE WEEK 2021-21\/ May 24Contributors: Max Kong Male patient in his 80s with prostate biopsy, PSA 0.9 ng\/ml. Transurethral resection of the prostate was performed twice in the last two years due to benign prostatic hypertrophy with urinary obstruction. Previous Next Quiz 1. What is the correct diagnosis? a) Prostatic adenocarcinoma with mucinous<br \/><a class=\"moretag\" href=\"https:\/\/iboblr.in\/gupathsociety\/cow-2021-21\/\">+ Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"templates\/page-fullwidth_template.php","meta":{"pmpro_default_level":0,"footnotes":""},"class_list":["post-4306","page","type-page","status-publish","hentry","pmpro-has-access"],"_links":{"self":[{"href":"https:\/\/iboblr.in\/gupathsociety\/wp-json\/wp\/v2\/pages\/4306","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/iboblr.in\/gupathsociety\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/iboblr.in\/gupathsociety\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/iboblr.in\/gupathsociety\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/iboblr.in\/gupathsociety\/wp-json\/wp\/v2\/comments?post=4306"}],"version-history":[{"count":7,"href":"https:\/\/iboblr.in\/gupathsociety\/wp-json\/wp\/v2\/pages\/4306\/revisions"}],"predecessor-version":[{"id":6610,"href":"https:\/\/iboblr.in\/gupathsociety\/wp-json\/wp\/v2\/pages\/4306\/revisions\/6610"}],"wp:attachment":[{"href":"https:\/\/iboblr.in\/gupathsociety\/wp-json\/wp\/v2\/media?parent=4306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}