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| | ==Description== | | ==Description== |
| − | An oesophageal stricture is an abnormal circumferential narrowing of the lumen secondary to severe oesophagitis. A deep wall injury results followed by healing by fibrosis. The most important causes are:
| + | Gingival hyperplasia is the result of an imbalance in the plaque/host tissue response. There are many factors that can cause this condition: |
| − | *Chemical injury from swallowed substances | + | *Drug-induced |
| − | *Gastro-oesophageal reflux | + | **Ciclosporin |
| − | *Foreign bodies | + | **Phenytoin |
| − | *Oesophageal surgery | + | **Calcium channel blockers |
| − | *Neoplasia | + | *Chronic irritation |
| − | *Oesophageal abscesses | + | **Dental plaque |
| | + | **Odontoclastic resorptive lesions |
| | + | **Neoplasm |
| | + | **Mechanical irritation |
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| | ==Diagnosis== | | ==Diagnosis== |