diff --git a/_quarto_TR.yml b/_quarto_TR.yml
index d5a34fd55..784b2416c 100644
--- a/_quarto_TR.yml
+++ b/_quarto_TR.yml
@@ -172,6 +172,7 @@ book:
         - malign.qmd
         - metastaz.qmd
         - tumor-yayilimi.qmd
+        - heterojenite.qmd
     - part: "Tümörlerdeki Prognostik Morfolojik Özellikler"
       chapters:
         - text: "Venöz İnvazyon"
diff --git a/_subchapters/_HER2-intratumoral-heterogeneity.qmd b/_subchapters/_HER2-intratumoral-heterogeneity.qmd
new file mode 100644
index 000000000..f5053412e
--- /dev/null
+++ b/_subchapters/_HER2-intratumoral-heterogeneity.qmd
@@ -0,0 +1,227 @@
+
+
+
+```{comment}
+---
+description: |
+    Tümör heterojenliği: Meme tümöründe HER2 immünohistokimyasının heterojen ekspresyonu, Tumor heterogeneity: Heterogenous HER2 immunexpression in breast tumor, patoloji, atlas, pathology, whole slide image
+date: last-modified
+categories: [Tümör heterojenliği: Meme tümöründe HER2 immünohistokimyasının heterojen ekspresyonu, Tumor heterogeneity: Heterogenous HER2 immunexpression in breast tumor]
+page-layout: full
+bibliography: references.bib
+---
+```
+
+
+
+```{r language HER2-intratumoral-heterogeneity, echo=FALSE, include=TRUE}
+source("./R/language.R")
+output_type <- knitr::opts_knit$get("rmarkdown.pandoc.to")
+```
+
+
+```{asis Tümör heterojenliği: Meme tümöründe HER2 immünohistokimyasının heterojen ekspresyonu TR , echo = (language == "TR")}
+## HER2-intratumoral-heterogeneity - Tümör heterojenliği: Meme tümöründe HER2 immünohistokimyasının heterojen ekspresyonu {#sec-HER2-intratumoral-heterogeneity }
+```
+
+
+```{asis Tumor heterogeneity: Heterogenous HER2 immunexpression in breast tumor EN , echo = (language == "EN")}
+## HER2-intratumoral-heterogeneity - Tumor heterogeneity: Heterogenous HER2 immunexpression in breast tumor {#sec-HER2-intratumoral-heterogeneity }
+```
+
+
+
+
+
+
+```{r HER2-intratumoral-heterogeneity screenshot cerbB2, eval=TRUE, include=FALSE}
+if (!file.exists("./screenshots/thumbnail_HER2-intratumoral-heterogeneity-cerbB2.png")) {
+webshot2::webshot(
+  url = "https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html",
+  file = "./screenshots/thumbnail_HER2-intratumoral-heterogeneity-cerbB2.png"
+)
+}
+```
+
+
+
+```{r HER2-intratumoral-heterogeneity qrcode cerbB2, eval=TRUE, echo=FALSE, include=FALSE, error=TRUE}
+if (!file.exists("./qrcodes/HER2-intratumoral-heterogeneity-cerbB2_qrcode.svg")) {
+
+  qrcode_svg <- qrcode::qr_code("https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html")
+
+  qrcode::generate_svg(qrcode = qrcode_svg,
+                       filename = "./qrcodes/HER2-intratumoral-heterogeneity-cerbB2_qrcode.svg",
+                       show = FALSE)
+}
+```
+
+
+
+
+
+
+
+
+
+
+
+::::: panel-tabset
+
+
+### WSI - Link
+
+
+
+
+
+
+
+
+:::: {.content-hidden when-format="pdf"}
+
+
+```{asis, echo = (language == "TR")}
+
+**Tümör heterojenliği: Meme tümöründe HER2 immünohistokimyasının heterojen ekspresyonu**
+
+
+[![Tam Ekran Görmek İçin Resmi Tıklayın](./screenshots/thumbnail_HER2-intratumoral-heterogeneity-cerbB2.png){width="25%"}](https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html) [Tam Ekran Görmek İçin Resmi Tıklayın](https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html)
+
+```
+
+::::
+
+
+:::: {.content-visible when-format="pdf"}
+
+```{asis, echo = (language == "TR")}
+
+**Tümör heterojenliği: Meme tümöründe HER2 immünohistokimyasının heterojen ekspresyonu**
+
+![](./qrcodes/HER2-intratumoral-heterogeneity-cerbB2_qrcode.svg){width="15%"} [![Tam Ekran Görmek İçin Resmi Tıklayın](./screenshots/thumbnail_HER2-intratumoral-heterogeneity-cerbB2.png){width="25%"}](https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html) [Tam Ekran Görmek İçin Resmi Tıklayın](https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html)
+
+```
+
+
+
+::::
+
+
+
+
+:::: {.content-hidden when-format="pdf"}
+
+
+```{asis, echo = (language == "EN")}
+
+**Tumor heterogeneity: Heterogenous HER2 immunexpression in breast tumor**
+
+[![Click for Full Screen WSI](./screenshots/thumbnail_HER2-intratumoral-heterogeneity-cerbB2.png){width="25%"}](https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html) [Click for Full Screen WSI](https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html)
+
+```
+
+::::
+
+
+:::: {.content-visible when-format="pdf"}
+
+```{asis, echo = (language == "EN")}
+
+**Tumor heterogeneity: Heterogenous HER2 immunexpression in breast tumor**
+
+![](./qrcodes/HER2-intratumoral-heterogeneity-cerbB2_qrcode.svg){width="15%"} [![Click for Full Screen WSI](./screenshots/thumbnail_HER2-intratumoral-heterogeneity-cerbB2.png){width="25%"}](https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html) [Click for Full Screen WSI](https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html)
+
+```
+
+
+::::
+
+
+
+
+
+
+
+### WSI
+
+
+
+
+
+
+
+
+```{asis, echo = ((language=="TR") & (output_type=="html"))}
+Mikroskopik görüntüleri inceleyin:
+
+<iframe src="https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html" style="height:600px;width:100%;" data-external="1"></iframe>
+
+```
+
+
+
+
+
+```{asis, echo = ((language == "EN") & (output_type=="html"))}
+
+See Microscopy with viewer:
+
+<iframe src="https://images.patolojiatlasi.com/HER2-intratumoral-heterogeneity/cerbB2.html" style="height:600px;width:100%;" data-external="1"></iframe>
+
+```
+
+
+
+
+
+### Diagnosis
+
+
+```{asis, echo = (language == "TR")}
+
+
+::: {.callout-tip collapse="true" appearance="default" icon="true"}
+### Tanı için tıklayın
+
+Tümör heterojenliği: Meme tümöründe HER2 immünohistokimyasının heterojen ekspresyonu
+
+:::
+
+
+```
+
+
+```{asis, echo = (language == "EN")}
+
+
+::: {.callout-tip collapse="true" appearance="default" icon="true"}
+### Click for Diagnosis
+
+Tumor heterogeneity: Heterogenous HER2 immunexpression in breast tumor
+
+:::
+
+```
+
+
+
+
+
+
+
+
+
+:::::
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/heterojenite.qmd b/heterojenite.qmd
new file mode 100644
index 000000000..88b9bef25
--- /dev/null
+++ b/heterojenite.qmd
@@ -0,0 +1,3 @@
+# Tümör Heterojenitesi
+
+{{< include ./_subchapters/_HER2-intratumoral-heterogeneity.qmd >}}
diff --git a/patolojiatlasi_histopathologyatlas.xlsx b/patolojiatlasi_histopathologyatlas.xlsx
index 02e14ca12..44268a2a5 100644
Binary files a/patolojiatlasi_histopathologyatlas.xlsx and b/patolojiatlasi_histopathologyatlas.xlsx differ