Angina Bullous Hemorrhagica

Diagnosis: Angina Bullous Hemorrhagica

Angina Bullous Hemorrhagica

Clinical Presentation

Angina Bullous Hemorrhagica

Clinical History

Sudden painless blood-filled blister in oral cavity (soft palate). No preceding trauma. Normal coagulation. No systemic disease.

Treatment

No treatment necessary — self-limiting. Reassurance. Blister ruptures and heals spontaneously within days. Rule out systemic causes with CBC/coagulation studies if recurrent.

Differential Diagnosis

• Bullous pemphigoid (oral) • Pemphigus vulgaris • Blood blister (traumatic) • Thrombocytopenia • Oral melanoma • Kaposi sarcoma (oral) • Fixed drug eruption (oral)

Key Learnings

• Benign, self-limiting condition — sudden onset of blood-filled blisters in oral cavity • Most commonly on soft palate, but can occur anywhere in oral mucosa • NOT associated with blood dyscrasias, vesiculobullous diseases, or systemic disease • Blister ruptures spontaneously → painless erosion that heals in days • No treatment needed — diagnosis of exclusion • Can be alarming to patients but entirely benign • More common in elderly patients, may be associated with steroid inhaler use

Tags: Angina Bullous Hemorrhagica, case, dermatologist, dermatology, kodachrome