The following symptoms and complaints may indicate Bowen disease or erythroplasia quéyrat:
Bowen disease
Leading symptoms
- Flat, sharply demarcated skin lesions; limited, easily vulnerable.
- Slowly growing, red plaque (areal or plate-like substance proliferation of the skin), which is partly keratotic (scaly) or erosively crusted; rarely also smooth, red or red-brown surface
Localization
- Light-exposed areas (face, hands, lower legs); but also light-protected area such as trunk, groin region, perianal region (“around the anus/after”), penile shaft or vulva (external genitals of women).
- Rare localizations include: Hidden below the female mamma
Erythroplasia Queyrat (= Bowen’s disease of the transitional mucosa)
Leading symptom
- Relatively sharply demarcated bright redness of the glans penis (“glans”) and prepuce (prepuce) (or anus, vulva, mouth) with fine granulation; easily vulnerable; slow progression in size; the reddened focus is called erythroplakia
Associated symptom
- Pruritus (itching)
Localization
