mediastinal default

app.py

@@ -148,7 +148,7 @@ def maybe_reset_controls(loaded_key: str, default_low: float, default_high: floa
     st.session_state["bit_depth"] = bit_depth
     st.session_state["bit_depth_slider"] = bit_depth
     st.session_state["bit_depth_input"] = bit_depth
-    st.session_state["window_preset"] = "Lung [-1350, 150]"
+    st.session_state["window_preset"] = "Mediastinal [-160, 240]"
     st.session_state["window_low"] = float(default_low)
     st.session_state["window_high"] = float(default_high)
     st.session_state["window_slider"] = (float(default_low), float(default_high))
@@ -302,7 +302,7 @@ def main() -> None:
         st.markdown("## Input and Controls")
         control_note("Use the controls below from top to bottom: choose an input, pick a slice if needed, then adjust quantization and CT window settings.")
         source_mode = st.radio("Input source", ["Built-in sample", "Upload a file"])
-        control_note("Choose **Built-in sample** to explore prepared examples, or **Upload a file** to test your own grayscale, DICOM, or NIfTI data.")
+        control_note("Choose **Built-in sample** to explore prepared examples, or **Upload a file** to test your own grayscale, DICOM data.")
 
         selected_builtin = None
         loaded = None
@@ -343,7 +343,7 @@ def main() -> None:
             st.info("Choose a built-in sample or upload a file to begin.")
             return
 
-        lung_low, lung_high = WINDOW_PRESETS["Lung [-1350, 150]"]
+        lung_low, lung_high = WINDOW_PRESETS["Mediastinal [-160, 240]"]
         try:
             preview_image = loaded.image
             preview_range_image = resize_for_display(preview_image)