It is a very rare condition. Elderly patients are usually affected and lesions heal spontaneously without scarring. The pathogenesis is unknown, although it may be a multifactorial phenomenon. Trauma seems to be the major provoking factor and long-term use of steroid inhalers has also been implicated in the disease. We present a year-old patient with angina bullosa haemorrhagica. Trauma by sharp cusp of adjacent tooth and metal crown were identified as aetiological factors in this case.
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Angina painful , bullosa a blister , haemorrhagica blood-filled, American spelling hemorrhagica describes a condition where an, often painful, tense, blood-filled blister or blisters develop in the mouth.
Angina bullosa haemorrhagica Angina bullosa haemorrhagica What are the symptoms of angina bullosa haemorrhagica? The soft palate is the most common site. Other sites inside the mouth may be involved. There is usually a solitary lesion.
Multiple blisters may develop. The blisters usually rupture spontaneously and the sites heal uneventfully What is the cause of angina bullosa haemorrhagica? Possible causative factors include trauma, long-term use of topical or inhaled steroids, diabetes and hereditary predilection.
Other conditions which may need consideration include mucous membrane pemphigoid , bullous pemphigoid , lichen planus , epidermolysis bullosa , dermatitis herpetiformis , linear IgA disease and oral amyloidosis. Investigations None are usually needed unless the above conditions need to be excluded. Skin antibodies may be measured.
If a biopsy is taken in angina bullosa haemorrhagica, a blister will be found under the mucosa lining of the mouth. This contains red blood cells and sparse inflammatory cells.
Angina bullosa haemorrhagica