A subtype of the human papillomavirus (HPV) which, along with subtype 6, is one of the more common subtypes seen in the airway. HPV 11 is associated with a lesser risk of cancer formation, as well as HPV 6.
Papillomas: HPV Subtype 11 (1 of 4)
Papillomas at posterior vocal cords, with left side (right of image) much larger than right. This patient has HPV subtype 11.
Papillomas: HPV Subtype 11 (2 of 4)
Closer view, under narrow band illumination, which accentuates the vascular pattern.
Papillomas, removed: HPV Subtype 11 (3 of 4)
Two weeks after microsurgical removal, cidofovir injection, and return of normal voice.
Papillomas, removed: HPV Subtype 11 (4 of 4)
Closer view of left posterior vocal cord, narrow band illumination. Notice that there are a few dot-like vascular marks. These are typical of HPV effect, and may presage recurrence.
Papillomas: HPV Subtype 11 (1 of 3)
Panoramic view, standard light, shows papillomas on the aryepiglottic cord, false cords, anterior face of arytenoid, and at anterior commissure. This patient has HPV subtype 11.
Papillomas: HPV Subtype 11 (2 of 3)
Closer view, standard light, shows more clearly the papillomas on the anterior face of the right arytenoid and at the anterior commissure.
Papillomas: HPV Subtype 11 (3 of 3)
Still closer view, to see more clearly the anterior commissure papilloma.
Papillomas: HPV Subtype 11 (1 of 2)
Vocal cords, narrow band light, showing papillomas on the upper surface of the anterior vocal cords. This patient has HPV subtype 11.
Papillomas: HPV Subtype 11 (2 of 2)
Tracheal view, standard light, showing scattered papillomas (arrows). The carina is in the distance.
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