=== "1"
```python
text = "Patient hospitalisé à AVC."
doc = nlp(text)
spans = doc.spans["cerebrovascular_accident"]

spans
# Out: []
```

=== "2"
```python
text = "Hospitalisation pour un AVC."
doc = nlp(text)
spans = doc.spans["cerebrovascular_accident"]

spans
# Out: [AVC]
```

=== "3"
```python
text = "Saignement intracranien"
doc = nlp(text)
spans = doc.spans["cerebrovascular_accident"]

spans
# Out: [Saignement]

span = spans[0]

span._.assigned
# Out: {'brain_localized': [intracranien]}
```

=== "4"
```python
text = "Thrombose périphérique"
doc = nlp(text)
spans = doc.spans["cerebrovascular_accident"]

spans
# Out: []
```

=== "5"
```python
text = "Thrombose sylvienne"
doc = nlp(text)
spans = doc.spans["cerebrovascular_accident"]

spans
# Out: [Thrombose]

span = spans[0]

span._.assigned
# Out: {'brain_localized': [sylvienne]}
```

=== "6"
```python
text = "Infarctus cérébral"
doc = nlp(text)
spans = doc.spans["cerebrovascular_accident"]

spans
# Out: [Infarctus]

span = spans[0]

span._.assigned
# Out: {'brain_localized': [cérébral]}
```

=== "7"
```python
text = "Soigné via un thrombolyse"
doc = nlp(text)
spans = doc.spans["cerebrovascular_accident"]

spans
# Out: [thrombolyse]
```